最早在电脑学写程序还是用的GW-BASIC，还是带行号的，记得编辑也不方便。
不久就接触到了QB。只买了套上中下三本Quick Basic 4.0 语言参考手册，开始了QB之旅。
一晃25年过去了，DOS也早尘封成渣渣。想怀旧，还好现在有几乎完全复现QB那IDE的开源跨平台软件QB64。一起动，那熟悉亲切的大蓝底，看久了眼晕，哈
当年厂商咋喜欢那个配色呢
现在派生自QB语法的开源跨平台BASIC编译器，活跃有知名度的还有两家，FreeBASIC和BlitzMax。不过发展下来也是方言了，用来编译原先QB4.0下写的源码就不太灵了。干这活还是得QB64，几乎完全兼容和复现！！！
好了，贴个我当年写的一个程序，OTHELLO.BAS
CONST COPYRIGHTNUMBER = "HeiBaiQi V1.0"
CONST COPYRIGHT = "Copyright (C) sosei"
CONST NO = "2CFD4E6D12DA4469"
CONST PROGRAMNAME = "OTHELLO"
CONST REGCODELEN = 16
CONST COMPUTERNAME = "Snowman"
CONST E = 2.718281828459045#
CONST PI = 3.141592653589793#
CONST DEGREE = PI / 180
CONST CIRCLEANGLE = 2 * PI
CONST SECOND = 1, MINUTE = 60, HOUR = 60, HALFDAY = 12
CONST DAY = 2& * HALFDAY * HOUR * MINUTE * SECOND
CONST BOARDSIZE = 8
CONST MAXUNITIME = 2 * MINUTE, MAXEXTRATIME = 6 * MINUTE
CONST WARNTIME = 10 * SECOND
CONST HUMAN = 0, COMPUTER = 1
CONST OVER = -1, BLACKSIDE = 0, WHITESIDE = 1
CONST BLACKWIN = -1, EQUAL = 0, WHITEWIN = 1
CONST BLANK = -1, BLACKSTONE = 0, WHITESTONE = 1
CONST BEFORETIME = 0, NOWTIME = 1
CONST ORIGINALSCREEN = -1, BLACKSTATESCREEN = 0, WHITESTATESCREEN = 1, BOARDSCREEN = 2, BUTTONSCREEN = 3
CONST EVENTOFF = -1, EVENTSTOP = 0, EVENTON = 1
CONST TRAPINIT = -1, TRAPOFF = 0, TRAPON = 1
CONST SET = 0, USE = 1
CONST TRUE = -1, FALSE = 0
CONST SHOW = 1, DISAPPEAR = 0
CONST REPOSE = 0, THINK = 1, LOSE = 2, QUIET = 3, WIN = 4
CONST INIT = 0, REST = 1, TURN = 2
CONST FINISH = -1, RENEW = 0
CONST BLACK = 0, WHITE = 3, RED = 2, BLUE = 1
CONST ZEROOFCLOCKANGLE = PI / 2
CONST C = 4294967296#
TYPE playdata
playname AS STRING * 10
playtype AS INTEGER
END TYPE
DECLARE FUNCTION RandomNum# ()
DECLARE FUNCTION ERandomNum# (n AS DOUBLE)
DECLARE FUNCTION PIRandomNum# (n AS DOUBLE)
DECLARE FUNCTION PasswordSwitch# (password AS DOUBLE)
DECLARE SUB PasswordToPAB (password AS STRING, passworda AS DOUBLE, passwordb AS DOUBLE)
DECLARE FUNCTION HexToDec# (hexstr AS STRING)
DECLARE SUB DataLock (datastring AS STRING, password AS STRING)
DECLARE SUB DataUnLock (datastring AS STRING, password AS STRING)
DECLARE FUNCTION Verify$ (filenum AS INTEGER, startadd AS LONG, endadd AS LONG)
DECLARE FUNCTION TestCode ()
DECLARE SUB RandomSide (gameorder AS INTEGER, bothname() AS playdata)
DECLARE SUB InputName (humanside AS INTEGER, bothname() AS playdata)
DECLARE SUB othelloscreen (screentype AS INTEGER, screenstate AS INTEGER)
DECLARE SUB trapcontrol (control AS INTEGER)
DECLARE SUB boardinit (board() AS INTEGER)
DECLARE SUB stonenumshow (board() AS INTEGER, stonenum() AS INTEGER)
DECLARE SUB faceshow (nowside AS INTEGER, facetype AS INTEGER)
DECLARE SUB clock (nowside AS INTEGER, clockstate AS INTEGER, recoverscreen AS INTEGER, unitime() AS LONG, extratime() AS LONG, notime AS INTEGER)
DECLARE SUB turnstone (board() AS INTEGER, x AS INTEGER, y AS INTEGER)
DECLARE SUB overjudge (nowside AS INTEGER, board() AS INTEGER)
DECLARE SUB humanthink (nowside AS INTEGER, board() AS INTEGER, x AS INTEGER, y AS INTEGER)
DECLARE SUB computerthink (nowside AS INTEGER, board() AS INTEGER, x AS INTEGER, y AS INTEGER)
DECLARE SUB stoneshow (stone AS INTEGER, x AS INTEGER, y AS INTEGER)
DECLARE SUB lightmark (nowside AS INTEGER, background AS INTEGER, x AS INTEGER, y AS INTEGER, cursor AS INTEGER)
DECLARE FUNCTION CheckPlace (nowside AS INTEGER, board() AS INTEGER, x AS INTEGER, y AS INTEGER)
DECLARE FUNCTION winsidejudge (nowside AS INTEGER, notime AS INTEGER, accpetlose AS INTEGER, stonenum() AS INTEGER)
DECLARE SUB winshow (winside AS INTEGER)
DECLARE SUB AdmitDefeat (accpetlose AS INTEGER)
DECLARE SUB Quit (choose AS INTEGER)
DECLARE SUB Recorder (bothname() AS playdata)
DIM nn AS STRING
DIM nowscreen AS INTEGER
DIM gameorder AS INTEGER
DIM timetrap AS INTEGER
DIM keytrap AS INTEGER
DIM bothname(BLACKSIDE TO WHITESIDE) AS playdata
DIM stonenum(BLACKSIDE TO WHITESIDE) AS INTEGER
DIM unitime(BLACKSIDE TO WHITESIDE, BEFORETIME TO NOWTIME) AS LONG
DIM extratime(BLACKSIDE TO WHITESIDE, BEFORETIME TO NOWTIME) AS LONG
DIM notime AS INTEGER
DIM accpetlose AS INTEGER
DIM board(1 TO BOARDSIZE, 1 TO BOARDSIZE) AS INTEGER
DIM nowside AS INTEGER
DIM x AS INTEGER
DIM y AS INTEGER
DIM winside AS INTEGER
DIM choose AS INTEGER
nn = STRING$(INT(LOG(BOARDSIZE * BOARDSIZE) / LOG(10#)) + 1, "#")
nowscreen = ORIGINALSCREEN
gameorder = 0
SCREEN 1
PLAY "mb"
ON TIMER(SECOND) GOSUB clocklabel
ON KEY(10) GOSUB keylabel
DO
CLS
TIMER OFF
timetrap = EVENTOFF
KEY(10) OFF
keytrap = EVENTOFF
CALL trapcontrol(TRAPINIT)
LOCATE 25, 3: PRINT COPYRIGHTNUMBER; " "; COPYRIGHT;
CALL RandomSide(gameorder, bothname())
stonenum(BLACKSIDE) = 0
stonenum(WHITESIDE) = 0
LOCATE 1, 1: PRINT "Name:"; bothname(BLACKSIDE).playname
LOCATE 2, 1: PRINT USING "Stones:" + nn; stonenum(BLACKSIDE);
CALL othelloscreen(BLACKSTATESCREEN, SET)
CALL faceshow(BLACKSIDE, REPOSE)
CALL clock(BLACKSIDE, INIT, FALSE, unitime(), extratime(), notime)
LOCATE 11, 1: PRINT "Name:"; bothname(WHITESIDE).playname
LOCATE 12, 1: PRINT USING "Stones:" + nn; stonenum(WHITESIDE);
CALL othelloscreen(WHITESTATESCREEN, SET)
CALL faceshow(WHITESIDE, REPOSE)
CALL clock(WHITESIDE, INIT, FALSE, unitime(), extratime(), notime)
CALL othelloscreen(BOARDSCREEN, SET)
LOCATE 21, 1: PRINT "F10=Defeat";
LOCATE 22, 19: PRINT "No:"; NO;
IF gameorder = 0 THEN
IF bothname(BLACKSIDE).playtype = HUMAN THEN
CALL InputName(BLACKSIDE, bothname())
END IF
IF bothname(WHITESIDE).playtype = HUMAN THEN
CALL InputName(WHITESIDE, bothname())
END IF
END IF
CALL boardinit(board())
FOR x = 1 TO BOARDSIZE
FOR y = 1 TO BOARDSIZE
CALL stoneshow(board(x, y), x, y)
NEXT y
NEXT x
CALL stonenumshow(board(), stonenum())
nowside = BLACKSIDE
accpetlose = FALSE
x = 4
y = 4
CALL Recorder(bothname())
gameorder = gameorder + 1
keytrap = EVENTON
KEY(10) ON
PLAY "c8d8"
DO UNTIL nowside = OVER
CALL faceshow(nowside, THINK)
IF bothname(nowside).playtype = HUMAN THEN
CALL humanthink(nowside, board(), x, y)
ELSEIF bothname(nowside).playtype = COMPUTER THEN
CALL computerthink(nowside, board(), x, y)
END IF
CALL clock(nowside, REST, FALSE, unitime(), extratime(), notime)
CALL faceshow(nowside, REPOSE)
CALL turnstone(board(), x, y)
CALL stonenumshow(board(), stonenum())
CALL overjudge(nowside, board())
LOOP
overlabel:
TIMER OFF
timetrap = EVENTOFF
KEY(10) OFF
keytrap = EVENTOFF
winside = winsidejudge(nowside, notime, accpetlose, stonenum())
CALL winshow(winside)
CALL Recorder(bothname())
CALL Quit(choose)
LOOP UNTIL choose = FINISH
PLAY "mf"
SCREEN 0
CLS
END
clocklabel:
timetrap = EVENTSTOP
CALL clock(nowside, TURN, TRUE, unitime(), extratime(), notime)
IF notime = FALSE THEN
timetrap = EVENTON
RETURN
ELSEIF notime = TRUE THEN
timetrap = EVENTOFF
RETURN overlabel
END IF
keylabel:
keytrap = EVENTOFF
KEY(10) OFF
CALL AdmitDefeat(accpetlose)
IF accpetlose = FALSE THEN
keytrap = EVENTON
RETURN
ELSEIF accpetlose = TRUE THEN
keytrap = EVENTOFF
RETURN overlabel
END IF
SUB AdmitDefeat (accpetlose AS INTEGER)
CONST TWINKLETIME = 1 / 6
DIM RefTime AS SINGLE
DIM TimeBalance AS SINGLE
DIM cw AS STRING * 1
DIM ct AS STRING * 1
DIM check AS STRING
LOCATE 23, 1
PRINT SPACE$(40);
cw = "?"
ct = " "
RefTime = TIMER
DO
LOCATE 23, 1: PRINT "Admit defeat(Y/N)" + cw;
TimeBalance = TIMER - RefTime
TimeBalance = TimeBalance + DAY
TimeBalance = TimeBalance - FIX(TimeBalance / DAY) * DAY
IF TimeBalance >= TWINKLETIME THEN
SWAP cw, ct
RefTime = TIMER
END IF
check = INKEY$
LOOP UNTIL check = "Y" OR check = "y" OR check = "N" OR check = "n"
LOCATE 23, 1: PRINT "Admit defeat(Y/N)?" + check;
IF check = "Y" OR check = "y" THEN
accpetlose = TRUE
ELSEIF check = "N" OR check = "n" THEN
accpetlose = FALSE
END IF
LOCATE 23, 1
PRINT SPACE$(40);
END SUB
SUB boardinit (board() AS INTEGER)
DIM x AS INTEGER
DIM y AS INTEGER
FOR x = 1 TO BOARDSIZE
FOR y = 1 TO BOARDSIZE
board(x, y) = BLANK
NEXT y
NEXT x
board(BOARDSIZE / 2, BOARDSIZE / 2 + 1) = BLACKSTONE
board(BOARDSIZE / 2 + 1, BOARDSIZE / 2 + 1) = WHITESTONE
board(BOARDSIZE / 2, BOARDSIZE / 2) = WHITESTONE
board(BOARDSIZE / 2 + 1, BOARDSIZE / 2) = BLACKSTONE
END SUB
FUNCTION CheckPlace (nowside AS INTEGER, board() AS INTEGER, x AS INTEGER, y AS INTEGER)
DIM stone AS INTEGER
DIM xplus AS INTEGER
DIM yplus AS INTEGER
DIM xpointer AS INTEGER
DIM ypointer AS INTEGER
IF nowside = BLACKSIDE THEN
stone = BLACKSTONE
ELSEIF nowside = WHITESIDE THEN
stone = WHITESTONE
END IF
FOR xplus = -1 TO 1
FOR yplus = -1 TO 1
xpointer = x + xplus
ypointer = y + yplus
DO WHILE (xpointer >= 1 AND xpointer <= BOARDSIZE) AND (ypointer >= 1 AND ypointer <= BOARDSIZE)
IF board(xpointer, ypointer) = stone THEN
IF x + xplus <> xpointer OR y + yplus <> ypointer THEN
CheckPlace = TRUE
EXIT FUNCTION
ELSE
EXIT DO
END IF
ELSEIF board(xpointer, ypointer) = BLANK THEN
EXIT DO
END IF
xpointer = xpointer + xplus
ypointer = ypointer + yplus
LOOP
NEXT yplus
NEXT xplus
CheckPlace = FALSE
END FUNCTION
SUB clock (nowside AS INTEGER, clockstate AS INTEGER, recoverscreen AS INTEGER, unitime() AS LONG, extratime() AS LONG, notime AS INTEGER) STATIC
CONST SA = CIRCLEANGLE / MINUTE
CONST MA = CIRCLEANGLE / HOUR
CONST HA = CIRCLEANGLE / HALFDAY
SHARED nowscreen AS INTEGER
DIM unitclockface AS INTEGER
DIM unitclockpointer AS INTEGER
DIM extraclockface AS INTEGER
DIM extraclockpointer AS INTEGER
DIM befscreen AS INTEGER
DIM a AS SINGLE
DIM ot AS INTEGER
DIM nt AS INTEGER
DIM os AS INTEGER
DIM om AS INTEGER
DIM oh AS INTEGER
DIM unitsecond(BLACKSIDE TO WHITESIDE) AS INTEGER
DIM unitminute(BLACKSIDE TO WHITESIDE) AS INTEGER
DIM unithour(BLACKSIDE TO WHITESIDE) AS INTEGER
DIM extrasecond(BLACKSIDE TO WHITESIDE) AS INTEGER
DIM extraminute(BLACKSIDE TO WHITESIDE) AS INTEGER
DIM extrahour(BLACKSIDE TO WHITESIDE) AS INTEGER
IF clockstate = INIT THEN
unitime(nowside, BEFORETIME) = -1
unitime(nowside, NOWTIME) = MAXUNITIME
extratime(nowside, BEFORETIME) = -1
extratime(nowside, NOWTIME) = MAXEXTRATIME
notime = FALSE
unitclockface = TRUE: unitclockpointer = TRUE
extraclockface = TRUE: extraclockpointer = TRUE
ELSEIF clockstate = REST THEN
unitime(nowside, BEFORETIME) = unitime(nowside, NOWTIME)
unitime(nowside, NOWTIME) = MAXUNITIME
unitclockface = FALSE: unitclockpointer = TRUE
extraclockface = FALSE: extraclockpointer = FALSE
ELSEIF clockstate = TURN THEN
IF unitime(nowside, NOWTIME) > 0 THEN
unitime(nowside, BEFORETIME) = unitime(nowside, NOWTIME)
unitime(nowside, NOWTIME) = unitime(nowside, NOWTIME) - SECOND
unitclockface = FALSE: unitclockpointer = TRUE
extraclockface = FALSE: extraclockpointer = FALSE
ELSEIF unitime(nowside, NOWTIME) = 0 THEN
extratime(nowside, BEFORETIME) = extratime(nowside, NOWTIME)
extratime(nowside, NOWTIME) = extratime(nowside, NOWTIME) - SECOND
unitclockface = FALSE: unitclockpointer = FALSE
extraclockface = FALSE: extraclockpointer = TRUE
IF extratime(nowside, NOWTIME) = 0 THEN
notime = TRUE
END IF
END IF
END IF
IF recoverscreen = TRUE THEN
befscreen = nowscreen
END IF
IF nowside = BLACKSIDE THEN
CALL othelloscreen(BLACKSTATESCREEN, USE)
ELSEIF nowside = WHITESIDE THEN
CALL othelloscreen(WHITESTATESCREEN, USE)
END IF
IF unitclockface = TRUE THEN
CIRCLE (11, 11), 10, WHITE: PAINT (11, 11), BLACK, WHITE
CIRCLE (11, 11), .5, WHITE
FOR a = ZEROOFCLOCKANGLE TO ZEROOFCLOCKANGLE - CIRCLEANGLE STEP -(CIRCLEANGLE / HALFDAY)
LINE (9 * COS(a) + 11, 9 * SIN(a) + 11)-(8.5 * COS(a) + 11, 8.5 * SIN(a) + 11), WHITE
NEXT a
END IF
IF unitclockpointer = TRUE THEN
IF unitime(nowside, NOWTIME) < WARNTIME THEN
IF unitime(nowside, NOWTIME) < MAXUNITIME THEN
PLAY "c8"
END IF
END IF
ot = unitime(nowside, BEFORETIME)
nt = unitime(nowside, NOWTIME)
IF nt <> ot THEN
os = ot MOD MINUTE
unitsecond(nowside) = nt MOD MINUTE
a = ZEROOFCLOCKANGLE - SA * os
LINE (1 * COS(a) + 11, 1 * SIN(a) + 11)-(7 * COS(a) + 11, 7 * SIN(a) + 11), BLACK
ot = INT(ot / MINUTE)
nt = INT(nt / MINUTE)
IF nt <> ot THEN
om = ot MOD HOUR
unitminute(nowside) = nt MOD HOUR
a = ZEROOFCLOCKANGLE - MA * om
LINE (1 * COS(a) + 11, 1 * SIN(a) + 11)-(6 * COS(a) + 11, 6 * SIN(a) + 11), BLACK
ot = INT(ot / HOUR)
nt = INT(nt / HOUR)
IF nt <> ot THEN
oh = ot MOD HALFDAY
unithour(nowside) = nt MOD HALFDAY
a = ZEROOFCLOCKANGLE - HA * oh
LINE (1 * COS(a) + 11, 1 * SIN(a) + 11)-(4.5 * COS(a) + 11, 4.5 * SIN(a) + 11), BLACK
END IF
END IF
a = ZEROOFCLOCKANGLE - SA * unitsecond(nowside)
LINE (1 * COS(a) + 11, 1 * SIN(a) + 11)-(7 * COS(a) + 11, 7 * SIN(a) + 11), RED
a = ZEROOFCLOCKANGLE - MA * unitminute(nowside)
LINE (1 * COS(a) + 11, 1 * SIN(a) + 11)-(6 * COS(a) + 11, 6 * SIN(a) + 11), BLUE
a = ZEROOFCLOCKANGLE - HA * unithour(nowside)
LINE (1 * COS(a) + 11, 1 * SIN(a) + 11)-(4.5 * COS(a) + 11, 4.5 * SIN(a) + 11), WHITE
END IF
END IF
IF extraclockface = TRUE THEN
CIRCLE (35, 15.5), 14, WHITE: PAINT (35, 15.5), BLACK, WHITE
CIRCLE (35, 15.5), .5, WHITE
FOR a = ZEROOFCLOCKANGLE TO ZEROOFCLOCKANGLE - CIRCLEANGLE STEP -(CIRCLEANGLE / HALFDAY)
LINE (13.5 * COS(a) + 35, 13.5 * SIN(a) + 15.5)-(12 * COS(a) + 35, 12 * SIN(a) + 15.5), WHITE
NEXT a
END IF
IF extraclockpointer = TRUE THEN
ot = extratime(nowside, BEFORETIME)
nt = extratime(nowside, NOWTIME)
IF nt <> ot THEN
os = ot MOD MINUTE
extrasecond(nowside) = nt MOD MINUTE
IF extrasecond(nowside) = 0 THEN
IF extratime(nowside, NOWTIME) < MAXEXTRATIME THEN
PLAY "e8"
END IF
END IF
a = ZEROOFCLOCKANGLE - SA * os
LINE (1 * COS(a) + 35, 1 * SIN(a) + 15.5)-(11 * COS(a) + 35, 11 * SIN(a) + 15.5), BLACK
ot = INT(ot / MINUTE)
nt = INT(nt / MINUTE)
IF nt <> ot THEN
om = ot MOD HOUR
extraminute(nowside) = nt MOD HOUR
a = ZEROOFCLOCKANGLE - MA * om
LINE (1 * COS(a) + 35, 1 * SIN(a) + 15.5)-(9 * COS(a) + 35, 9 * SIN(a) + 15.5), BLACK
ot = INT(ot / HOUR)
nt = INT(nt / HOUR)
IF nt <> ot THEN
oh = ot MOD HALFDAY
extrahour(nowside) = nt MOD HALFDAY
a = ZEROOFCLOCKANGLE - HA * oh
LINE (1 * COS(a) + 35, 1 * SIN(a) + 15.5)-(7 * COS(a) + 35, 7 * SIN(a) + 15.5), BLACK
END IF
END IF
a = ZEROOFCLOCKANGLE - SA * extrasecond(nowside)
LINE (1 * COS(a) + 35, 1 * SIN(a) + 15.5)-(11 * COS(a) + 35, 11 * SIN(a) + 15.5), RED
a = ZEROOFCLOCKANGLE - MA * extraminute(nowside)
LINE (1 * COS(a) + 35, 1 * SIN(a) + 15.5)-(9 * COS(a) + 35, 9 * SIN(a) + 15.5), BLUE
a = ZEROOFCLOCKANGLE - HA * extrahour(nowside)
LINE (1 * COS(a) + 35, 1 * SIN(a) + 15.5)-(7 * COS(a) + 35, 7 * SIN(a) + 15.5), WHITE
END IF
END IF
IF recoverscreen = TRUE THEN
CALL othelloscreen(befscreen, USE)
END IF
END SUB
SUB computerthink (nowside AS INTEGER, board() AS INTEGER, x AS INTEGER, y AS INTEGER)
SHARED timetrap AS INTEGER
DIM Place AS INTEGER
DIM xx AS INTEGER
DIM yy AS INTEGER
Place = FALSE
timetrap = EVENTON
TIMER ON
FOR xx = 1 TO BOARDSIZE
FOR yy = 1 TO BOARDSIZE
IF board(xx, yy) = BLANK THEN
Place = CheckPlace(nowside, board(), xx, yy)
IF Place = TRUE THEN
TIMER OFF
timetrap = EVENTOFF
x = xx
y = yy
IF nowside = BLACKSIDE THEN
board(x, y) = BLACKSTONE
ELSEIF nowside = WHITESIDE THEN
board(x, y) = WHITESTONE
END IF
CALL stoneshow(board(x, y), x, y)
EXIT SUB
END IF
END IF
NEXT yy
NEXT xx
END SUB
SUB DataLock (datastring AS STRING, password AS STRING)
DIM passworda AS DOUBLE
DIM passwordb AS DOUBLE
DIM datalength AS INTEGER
DIM tm AS DOUBLE
DIM i AS INTEGER
DIM byte AS STRING * 1
DIM add(1 TO 2) AS INTEGER
DIM bit(1 TO 2) AS STRING * 1
CALL PasswordToPAB(password, passworda, passwordb)
datalength = LEN(datastring)
tm = PIRandomNum#(PasswordSwitch#((passworda)))
FOR i = 1 TO datalength
byte = CHR$(ASC(MID$(datastring, i, 1)) XOR FIX(256 * PIRandomNum#(-1)))
MID$(datastring, i, 1) = byte
NEXT i
tm = ERandomNum#(PasswordSwitch#((passwordb)))
FOR i = 1 TO datalength
add(1) = FIX(datalength * ERandomNum#(-1) + 1)
add(2) = FIX(datalength * ERandomNum#(-1) + 1)
bit(1) = MID$(datastring, add(1), 1)
bit(2) = MID$(datastring, add(2), 1)
MID$(datastring, add(1), 1) = bit(2)
MID$(datastring, add(2), 1) = bit(1)
NEXT i
tm = ERandomNum#(PasswordSwitch#((passworda)))
FOR i = 1 TO datalength
byte = CHR$(ASC(MID$(datastring, i, 1)) XOR FIX(256 * ERandomNum#(-1)))
MID$(datastring, i, 1) = byte
NEXT i
tm = PIRandomNum#(PasswordSwitch#((passwordb)))
FOR i = 1 TO datalength
add(1) = FIX(datalength * PIRandomNum#(-1) + 1)
add(2) = FIX(datalength * PIRandomNum#(-1) + 1)
bit(1) = MID$(datastring, add(1), 1)
bit(2) = MID$(datastring, add(2), 1)
MID$(datastring, add(1), 1) = bit(2)
MID$(datastring, add(2), 1) = bit(1)
NEXT i
tm = ERandomNum#((passworda))
tm = PIRandomNum#((passworda))
FOR i = 1 TO datalength
add(1) = FIX(datalength * ERandomNum#(-1) + 1)
add(2) = FIX(datalength * ERandomNum#(-1) + 1)
bit(1) = MID$(datastring, add(1), 1)
bit(2) = MID$(datastring, add(2), 1)
bit(1) = CHR$(ASC(bit(1)) XOR FIX(256 * PIRandomNum#(-1)))
bit(2) = CHR$(ASC(bit(2)) XOR FIX(256 * PIRandomNum#(-1)))
MID$(datastring, add(1), 1) = bit(2)
MID$(datastring, add(2), 1) = bit(1)
NEXT i
tm = PIRandomNum#((passwordb))
tm = ERandomNum#((passwordb))
FOR i = 1 TO datalength
add(1) = FIX(datalength * PIRandomNum#(-1) + 1)
add(2) = FIX(datalength * PIRandomNum#(-1) + 1)
bit(1) = MID$(datastring, add(1), 1)
bit(2) = MID$(datastring, add(2), 1)
bit(1) = CHR$(ASC(bit(1)) XOR FIX(256 * ERandomNum#(-1)))
bit(2) = CHR$(ASC(bit(2)) XOR FIX(256 * ERandomNum#(-1)))
MID$(datastring, add(1), 1) = bit(2)
MID$(datastring, add(2), 1) = bit(1)
NEXT i
END SUB
SUB DataUnLock (datastring AS STRING, password AS STRING)
DIM passworda AS DOUBLE
DIM passwordb AS DOUBLE
DIM datalength AS INTEGER
DIM tm AS DOUBLE
DIM i AS INTEGER
DIM bit(1 TO 2) AS STRING * 1
DIM byte AS STRING * 1
datalength = LEN(datastring)
DIM add(1 TO datalength, 1 TO 2) AS INTEGER
DIM rn(1 TO datalength, 1 TO 2) AS STRING * 1
CALL PasswordToPAB(password, passworda, passwordb)
tm = PIRandomNum#((passwordb))
tm = ERandomNum#((passwordb))
FOR i = 1 TO datalength
add(1, i) = FIX(datalength * PIRandomNum#(-1) + 1)
add(2, i) = FIX(datalength * PIRandomNum#(-1) + 1)
rn(i, 1) = CHR$(FIX(256 * ERandomNum#(-1)))
rn(i, 2) = CHR$(FIX(256 * ERandomNum#(-1)))
NEXT i
FOR i = datalength TO 1 STEP -1
bit(1) = MID$(datastring, add(i, 2), 1)
bit(2) = MID$(datastring, add(i, 1), 1)
bit(1) = CHR$(ASC(bit(1)) XOR ASC(rn(i, 1)))
bit(2) = CHR$(ASC(bit(2)) XOR ASC(rn(i, 2)))
MID$(datastring, add(i, 1), 1) = bit(1)
MID$(datastring, add(i, 2), 1) = bit(2)
NEXT i
tm = ERandomNum#((passworda))
tm = PIRandomNum#((passworda))
FOR i = 1 TO datalength
add(i, 1) = FIX(datalength * ERandomNum#(-1) + 1)
add(i, 2) = FIX(datalength * ERandomNum#(-1) + 1)
rn(i, 1) = CHR$(FIX(256 * PIRandomNum#(-1)))
rn(i, 2) = CHR$(FIX(256 * PIRandomNum#(-1)))
NEXT i
FOR i = datalength TO 1 STEP -1
bit(1) = MID$(datastring, add(i, 2), 1)
bit(2) = MID$(datastring, add(i, 1), 1)
bit(1) = CHR$(ASC(bit(1)) XOR ASC(rn(i, 1)))
bit(2) = CHR$(ASC(bit(2)) XOR ASC(rn(i, 2)))
MID$(datastring, add(i, 1), 1) = bit(1)
MID$(datastring, add(i, 2), 1) = bit(2)
NEXT i
tm = PIRandomNum#(PasswordSwitch#((passwordb)))
FOR i = 1 TO datalength
add(i, 1) = FIX(datalength * PIRandomNum#(-1) + 1)
add(i, 2) = FIX(datalength * PIRandomNum#(-1) + 1)
NEXT i
FOR i = datalength TO 1 STEP -1
bit(1) = MID$(datastring, add(i, 2), 1)
bit(2) = MID$(datastring, add(i, 1), 1)
MID$(datastring, add(i, 1), 1) = bit(1)
MID$(datastring, add(i, 2), 1) = bit(2)
NEXT i
tm = ERandomNum#(PasswordSwitch#((passworda)))
FOR i = 1 TO datalength
byte = CHR$(ASC(MID$(datastring, i, 1)) XOR FIX(256 * ERandomNum#(-1)))
MID$(datastring, i, 1) = byte
NEXT i
tm = ERandomNum#(PasswordSwitch#((passwordb)))
FOR i = 1 TO datalength
add(i, 1) = FIX(datalength * ERandomNum#(-1) + 1)
add(i, 2) = FIX(datalength * ERandomNum#(-1) + 1)
NEXT i
FOR i = datalength TO 1 STEP -1
bit(1) = MID$(datastring, add(i, 2), 1)
bit(2) = MID$(datastring, add(i, 1), 1)
MID$(datastring, add(i, 1), 1) = bit(1)
MID$(datastring, add(i, 2), 1) = bit(2)
NEXT i
tm = PIRandomNum#(PasswordSwitch#((passworda)))
FOR i = 1 TO datalength
byte = CHR$(ASC(MID$(datastring, i, 1)) XOR FIX(256 * PIRandomNum#(-1)))
MID$(datastring, i, 1) = byte
NEXT i
END SUB
FUNCTION ERandomNum# (n AS DOUBLE)
STATIC x AS DOUBLE
SELECT CASE n
CASE IS >= 0
x = LOG(n + PI)
CASE IS < 0
x = LOG(x * C + PI)
END SELECT
x = x / 10 ^ INT(LOG(x) / LOG(10#) - 4)
x = x - FIX(x)
ERandomNum# = x
END FUNCTION
SUB faceshow (nowside AS INTEGER, facetype AS INTEGER)
DIM forecolor AS INTEGER
DIM backcolor AS INTEGER
IF nowside = BLACKSIDE THEN
CALL othelloscreen(BLACKSTATESCREEN, USE)
ELSEIF nowside = WHITESIDE THEN
CALL othelloscreen(WHITESTATESCREEN, USE)
END IF
IF nowside = BLACKSIDE THEN
forecolor = WHITE
backcolor = BLACK
ELSEIF nowside = WHITESIDE THEN
forecolor = BLACK
backcolor = WHITE
END IF
CIRCLE (6, 25), 3.9, RED
PAINT (6, 25), BLUE, RED
PAINT (6, 25), backcolor, RED
IF facetype = THINK THEN
CIRCLE (4.8, 26), .6, forecolor
CIRCLE (7.2, 26), .6, forecolor
LINE (5, 23)-(7, 23), forecolor
ELSEIF facetype = LOSE THEN
CIRCLE (4.8, 26), .6, forecolor
CIRCLE (7.2, 26), .6, forecolor
CIRCLE (6, 21), 2.4, forecolor, 60 * DEGREE, 120 * DEGREE
ELSEIF facetype = QUIET THEN
CIRCLE (4.8, 26), .6, forecolor
CIRCLE (7.2, 26), .6, forecolor
CIRCLE (6, 23), 1, forecolor, , , .4
ELSEIF facetype = WIN THEN
CIRCLE (4.8, 26), .6, forecolor
CIRCLE (7.2, 26), .6, forecolor
CIRCLE (6, 25), 2, forecolor, 240 * DEGREE, 300 * DEGREE
END IF
END SUB
FUNCTION HexToDec# (hexstr AS STRING)
DIM dec AS DOUBLE
DIM length AS INTEGER
DIM i AS INTEGER
DIM byte AS STRING * 1
dec = 0
length = LEN(hexstr)
FOR i = 1 TO length
byte = MID$(hexstr, i, 1)
SELECT CASE byte
CASE "0" TO "9"
dec = dec + (ASC(byte) - 48) * 16# ^ (length - i)
CASE "A" TO "F"
dec = dec + (ASC(byte) - 55) * 16# ^ (length - i)
END SELECT
NEXT i
HexToDec# = dec
END FUNCTION
SUB humanthink (nowside AS INTEGER, board() AS INTEGER, x AS INTEGER, y AS INTEGER)
CONST TWINKLETIME = 1 / 3
SHARED timetrap AS INTEGER
DIM LeftKey AS STRING * 2
DIM RightKey AS STRING * 2
DIM UpKey AS STRING * 2
DIM DownKey AS STRING * 2
DIM EnterKey AS STRING * 1
DIM State AS INTEGER
DIM RefTime AS SINGLE
DIM TimeBalance AS SINGLE
DIM check AS STRING
DIM Place AS INTEGER
LeftKey = CHR$(0) + CHR$(75)
RightKey = CHR$(0) + CHR$(77)
UpKey = CHR$(0) + CHR$(72)
DownKey = CHR$(0) + CHR$(80)
EnterKey = CHR$(13)
Place = FALSE
timetrap = EVENTON
TIMER ON
DO
State = SHOW
CALL lightmark(nowside, board(x, y), x, y, State)
RefTime = TIMER
DO
TimeBalance = TIMER - RefTime
TimeBalance = TimeBalance + DAY
TimeBalance = TimeBalance - FIX(TimeBalance / DAY) * DAY
IF TimeBalance >= TWINKLETIME THEN
IF State = SHOW THEN
State = DISAPPEAR
ELSEIF State = DISAPPEAR THEN
State = SHOW
END IF
CALL lightmark(nowside, board(x, y), x, y, State)
RefTime = TIMER
END IF
check = INKEY$
LOOP WHILE check = ""
State = DISAPPEAR
CALL lightmark(nowside, board(x, y), x, y, State)
LOCATE 23, 1
PRINT SPACE$(40);
SELECT CASE check
CASE LeftKey
x = x - 1
IF x < 1 THEN
x = BOARDSIZE
END IF
CASE RightKey
x = x + 1
IF x > BOARDSIZE THEN
x = 1
END IF
CASE UpKey
y = y + 1
IF y > BOARDSIZE THEN
y = 1
END IF
CASE DownKey
y = y - 1
IF y < 1 THEN
y = BOARDSIZE
END IF
CASE EnterKey
IF board(x, y) = BLANK THEN
Place = CheckPlace(nowside, board(), x, y)
IF Place = TRUE THEN
TIMER OFF
timetrap = EVENTOFF
IF nowside = BLACKSIDE THEN
board(x, y) = BLACKSTONE
ELSEIF nowside = WHITESIDE THEN
board(x, y) = WHITESTONE
END IF
CALL stoneshow(board(x, y), x, y)
ELSEIF Place = FALSE THEN
LOCATE 23, 1
PRINT "No strones capture.";
BEEP
END IF
ELSE
LOCATE 23, 1
PRINT "Occupied square.";
BEEP
END IF
CASE ELSE
BEEP
END SELECT
LOOP WHILE Place = FALSE
END SUB
SUB InputName (humanside AS INTEGER, bothname() AS playdata)
CONST BLACKW = 1
CONST BLACKH = 6
CONST WHITEW = 11
CONST WHITEH = 6
CONST TWINKLETIME = 1 / 6
DIM w AS INTEGER
DIM h AS INTEGER
DIM i AS INTEGER
DIM RefTime AS SINGLE
DIM TimeBalance AS SINGLE
DIM cw AS STRING * 1
DIM ct AS STRING * 1
DIM check AS STRING
DIM humanname AS STRING
IF humanside = BLACKSIDE THEN
w = BLACKW
h = BLACKH
ELSEIF humanside = WHITESIDE THEN
w = WHITEW
h = WHITEH
END IF
humanname = ""
i = 0
cw = "?"
ct = " "
RefTime = TIMER
DO
LOCATE w, h: PRINT humanname + cw + SPACE$(10 - i - 1)
TimeBalance = TIMER - RefTime
TimeBalance = TimeBalance + DAY
TimeBalance = TimeBalance - FIX(TimeBalance / DAY) * DAY
IF TimeBalance >= TWINKLETIME THEN
SWAP cw, ct
RefTime = TIMER
END IF
check = INKEY$
IF check >= "A" AND check <= "Z" OR check >= "a" AND check <= "z" OR check = " " OR check = "-" THEN
humanname = humanname + check
i = i + 1
END IF
IF check = CHR$(8) AND i > 0 THEN
i = i - 1
humanname = LEFT$(humanname, i)
END IF
LOOP UNTIL i >= 10 OR check = CHR$(13)
bothname(humanside).playname = humanname
LOCATE w, h: PRINT bothname(humanside).playname
END SUB
SUB lightmark (nowside AS INTEGER, background AS INTEGER, x AS INTEGER, y AS INTEGER, cursor AS INTEGER)
CALL trapcontrol(TRAPOFF)
CALL othelloscreen(BOARDSCREEN, USE)
IF cursor = SHOW THEN
IF background = BLANK THEN
IF nowside = BLACKSIDE THEN
CIRCLE (x - .5, y - .5), .2, BLACK
PAINT (x - .5, y - .5), BLACK, BLACK
ELSEIF nowside = WHITESIDE THEN
CIRCLE (x - .5, y - .5), .2, WHITE
PAINT (x - .5, y - .5), WHITE, WHITE
END IF
ELSE
CIRCLE (x - .5, y - .5), .2, RED
PAINT (x - .5, y - .5), RED, RED
END IF
ELSEIF cursor = DISAPPEAR THEN
IF background = BLANK THEN
PAINT (x - .5, y - .5), BLUE, BLUE
ELSEIF background = BLACKSTONE THEN
PAINT (x - .5, y - .5), BLACK, BLACK
ELSEIF background = WHITESTONE THEN
PAINT (x - .5, y - .5), WHITE, WHITE
END IF
END IF
CALL trapcontrol(TRAPON)
END SUB
SUB othelloscreen (screentype AS INTEGER, screenstate AS INTEGER)
SHARED nowscreen AS INTEGER
DIM i AS INTEGER
IF screentype = BLACKSTATESCREEN THEN
IF screenstate = SET THEN
nowscreen = BLACKSTATESCREEN
VIEW (1, 18)-(120, 77), BLUE, WHITE
WINDOW (1, 1)-(50, 30)
ELSEIF screenstate = USE AND nowscreen <> BLACKSTATESCREEN THEN
nowscreen = BLACKSTATESCREEN
VIEW (1, 18)-(120, 77)
WINDOW (1, 1)-(50, 30)
END IF
ELSEIF screentype = WHITESTATESCREEN THEN
IF screenstate = SET THEN
nowscreen = WHITESTATESCREEN
VIEW (1, 98)-(120, 157), BLUE, WHITE
WINDOW (1, 1)-(50, 30)
ELSEIF screenstate = USE AND nowscreen <> WHITESTATESCREEN THEN
nowscreen = WHITESTATESCREEN
VIEW (1, 98)-(120, 157)
WINDOW (1, 1)-(50, 30)
END IF
ELSEIF screentype = BOARDSCREEN THEN
IF screenstate = SET THEN
nowscreen = BOARDSCREEN
VIEW (126, 1)-(318, 161), BLUE, WHITE
WINDOW (0, 0)-(BOARDSIZE, BOARDSIZE)
FOR i = 0 TO BOARDSIZE
LINE (i, 0)-(i, BOARDSIZE), BLACK
NEXT i
FOR i = 0 TO BOARDSIZE
LINE (0, i)-(BOARDSIZE, i), BLACK
NEXT i
ELSEIF screenstate = USE AND nowscreen <> BOARDSCREEN THEN
nowscreen = BOARDSCREEN
VIEW (126, 1)-(318, 161)
WINDOW (0, 0)-(BOARDSIZE, BOARDSIZE)
END IF
ELSEIF screentype = BUTTONSCREEN THEN
END IF
END SUB
SUB overjudge (nowside AS INTEGER, board() AS INTEGER)
DIM refnowside AS INTEGER
DIM x AS INTEGER
DIM y AS INTEGER
refnowside = nowside
DO
IF nowside = BLACKSIDE THEN
nowside = WHITESIDE
ELSEIF nowside = WHITESIDE THEN
nowside = BLACKSIDE
END IF
FOR x = 1 TO BOARDSIZE
FOR y = 1 TO BOARDSIZE
IF board(x, y) = BLANK THEN
IF CheckPlace(nowside, board(), x, y) = TRUE THEN
EXIT SUB
END IF
END IF
NEXT y
NEXT x
LOOP UNTIL nowside = refnowside
nowside = OVER
END SUB
FUNCTION PasswordSwitch# (password AS DOUBLE)
DIM i AS INTEGER
DIM tm AS DOUBLE
DIM rn AS DOUBLE
tm = password - FIX(password / 65536) * 65536
rn = PIRandomNum#((tm))
rn = ERandomNum#((tm))
FOR i = 1 TO 16
IF PIRandomNum#(-1) * 999999 < 500000 THEN
password = password + FIX(C * PIRandomNum#(-1))
END IF
IF ERandomNum#(-1) * 999999 >= 500000 THEN
password = password + FIX(C * ERandomNum#(-1))
END IF
NEXT i
PasswordSwitch# = password - FIX(password / C) * C
END FUNCTION
SUB PasswordToPAB (password AS STRING, passworda AS DOUBLE, passwordb AS DOUBLE)
passworda = HexToDec(MID$(password, 1, 4) + MID$(password, 5, 4))
passwordb = HexToDec(MID$(password, 9, 4) + MID$(password, 13, 4))
END SUB
FUNCTION PIRandomNum# (n AS DOUBLE)
STATIC x AS DOUBLE
SELECT CASE n
CASE IS >= 0
x = (n + E) ^ PI
CASE IS < 0
x = (x * C + E) ^ PI
END SELECT
x = x / 10 ^ INT(LOG(x) / LOG(10#) - 4)
x = x - FIX(x)
PIRandomNum# = x
END FUNCTION
SUB Quit (choose AS INTEGER)
CONST TWINKLETIME = 1 / 6
DIM RefTime AS SINGLE
DIM TimeBalance AS SINGLE
DIM cw AS STRING * 1
DIM ct AS STRING * 1
DIM check AS STRING
cw = "?"
ct = " "
RefTime = TIMER
DO
LOCATE 23, 1: PRINT "Quit(Y/N)" + cw;
TimeBalance = TIMER - RefTime
TimeBalance = TimeBalance + DAY
TimeBalance = TimeBalance - FIX(TimeBalance / DAY) * DAY
IF TimeBalance >= TWINKLETIME THEN
SWAP cw, ct
RefTime = TIMER
END IF
check = INKEY$
LOOP UNTIL check = "Y" OR check = "y" OR check = "N" OR check = "n"
LOCATE 23, 1: PRINT "Quit(Y/N)?" + check;
IF check = "Y" OR check = "y" THEN
choose = FINISH
ELSEIF check = "N" OR check = "n" THEN
choose = RENEW
END IF
LOCATE 23, 1
PRINT SPACE$(40);
END SUB
FUNCTION RandomNum#
DIM rn AS DOUBLE
DIM rb AS INTEGER
DIM i AS INTEGER
DIM j AS LONG
rn = 0
RANDOMIZE TIMER
FOR i = 3 TO 0 STEP -1
rb = INP(&H40)
rn = rn + rb * 256# ^ i
FOR j = 1 TO FIX(65536 * RND + 256)
NEXT j
NEXT i
RandomNum# = rn
END FUNCTION
SUB RandomSide (gameorder AS INTEGER, bothname() AS playdata)
DIM cl AS STRING
IF gameorder = 0 THEN
cl = UCASE$(COMMAND$)
IF cl = "/C-C" THEN
bothname(BLACKSIDE).playname = COMPUTERNAME
bothname(BLACKSIDE).playtype = COMPUTER
bothname(WHITESIDE).playname = COMPUTERNAME
bothname(WHITESIDE).playtype = COMPUTER
ELSEIF cl = "/H-H" THEN
bothname(BLACKSIDE).playname = ""
bothname(BLACKSIDE).playtype = HUMAN
bothname(WHITESIDE).playname = ""
bothname(WHITESIDE).playtype = HUMAN
ELSE
RANDOMIZE TIMER
IF RND < .5 THEN
bothname(BLACKSIDE).playname = ""
bothname(BLACKSIDE).playtype = HUMAN
bothname(WHITESIDE).playname = COMPUTERNAME
bothname(WHITESIDE).playtype = COMPUTER
ELSE
bothname(BLACKSIDE).playname = COMPUTERNAME
bothname(BLACKSIDE).playtype = COMPUTER
bothname(WHITESIDE).playname = ""
bothname(WHITESIDE).playtype = HUMAN
END IF
END IF
ELSE
SWAP bothname(BLACKSIDE).playname, bothname(WHITESIDE).playname
SWAP bothname(BLACKSIDE).playtype, bothname(WHITESIDE).playtype
END IF
END SUB
SUB Recorder (bothname() AS playdata)
DIM filename AS STRING
filename = LEFT$(bothname(BLACKSIDE).playname, 1) + "&" + LEFT$(bothname(WHITESIDE).playname, 1) + "_" + "xxxx" + ".HBQ"
END SUB
SUB stonenumshow (board() AS INTEGER, stonenum() AS INTEGER)
SHARED nn AS STRING
DIM x AS INTEGER
DIM y AS INTEGER
stonenum(BLACKSIDE) = 0
stonenum(WHITESIDE) = 0
FOR x = 1 TO BOARDSIZE
FOR y = 1 TO BOARDSIZE
IF board(x, y) = BLACKSTONE THEN
stonenum(BLACKSIDE) = stonenum(BLACKSIDE) + 1
ELSEIF board(x, y) = WHITESTONE THEN
stonenum(WHITESIDE) = stonenum(WHITESIDE) + 1
END IF
NEXT y
NEXT x
LOCATE 2, 8: PRINT USING nn; stonenum(BLACKSIDE);
LOCATE 12, 8: PRINT USING nn; stonenum(WHITESIDE);
END SUB
SUB stoneshow (stone AS INTEGER, x AS INTEGER, y AS INTEGER)
CALL othelloscreen(BOARDSCREEN, USE)
IF stone = BLACKSTONE THEN
CIRCLE (x - .5, y - .5), .4, BLACK
PAINT (x - .5, y - .5), BLACK, BLACK
ELSEIF stone = WHITESTONE THEN
CIRCLE (x - .5, y - .5), .4, WHITE
PAINT (x - .5, y - .5), WHITE, WHITE
END IF
END SUB
SUB trapcontrol (control AS INTEGER) STATIC
SHARED timetrap AS INTEGER
SHARED keytrap AS INTEGER
DIM n AS INTEGER
DIM timetrapstack(1 TO 64) AS INTEGER
DIM keytrapstack(1 TO 64) AS INTEGER
IF control = TRAPINIT THEN
FOR n = 1 TO 64
timetrapstack(n) = EVENTOFF
keytrapstack(n) = EVENTOFF
NEXT n
n = 0
ELSEIF control = TRAPOFF THEN
n = n + 1
timetrapstack(n) = timetrap
IF timetrap = EVENTON THEN
TIMER STOP
timetrap = EVENTSTOP
END IF
keytrapstack(n) = keytrap
IF keytrap = EVENTON THEN
KEY(10) STOP
keytrap = EVENTSTOP
END IF
ELSEIF control = TRAPON THEN
SELECT CASE timetrapstack(n)
CASE EVENTOFF
TIMER OFF
timetrap = EVENTOFF
CASE EVENTSTOP
TIMER STOP
timetrap = EVENTSTOP
CASE EVENTON
timetrap = EVENTON
TIMER ON
END SELECT
SELECT CASE keytrapstack(n)
CASE EVENTOFF
KEY(10) OFF
keytrap = EVENTOFF
CASE EVENTSTOP
KEY(10) STOP
keytrap = EVENTSTOP
CASE EVENTON
keytrap = EVENTON
KEY(10) ON
END SELECT
n = n - 1
END IF
END SUB
SUB turnstone (board() AS INTEGER, x AS INTEGER, y AS INTEGER)
DIM stone AS INTEGER
DIM xplus AS INTEGER
DIM yplus AS INTEGER
DIM xpointer AS INTEGER
DIM ypointer AS INTEGER
DIM i AS INTEGER
DIM j AS INTEGER
stone = board(x, y)
FOR xplus = -1 TO 1
FOR yplus = -1 TO 1
xpointer = x + xplus
ypointer = y + yplus
DO WHILE (xpointer >= 1 AND xpointer <= BOARDSIZE) AND (ypointer >= 1 AND ypointer <= BOARDSIZE)
IF board(xpointer, ypointer) = stone THEN
i = x + xplus
j = y + yplus
DO UNTIL i = xpointer AND j = ypointer
board(i, j) = stone
CALL stoneshow(board(i, j), i, j)
i = i + xplus
j = j + yplus
LOOP
EXIT DO
ELSEIF board(xpointer, ypointer) = BLANK THEN
EXIT DO
END IF
xpointer = xpointer + xplus
ypointer = ypointer + yplus
LOOP
NEXT yplus
NEXT xplus
END SUB
FUNCTION Verify$ (filenumber AS INTEGER, startadd AS LONG, endadd AS LONG)
CONST TEMPSTRINGLEN = 8192
DIM i AS INTEGER
DIM p AS LONG
DIM s AS LONG
DIM l AS INTEGER
DIM tempstring AS STRING
DIM q AS INTEGER
DIM t AS LONG
DIM u AS DOUBLE
DIM tc AS STRING * 2
DIM verifyhex(0 TO 15) AS LONG
DIM verifynum(0 TO 15) AS LONG
DIM verifystring AS STRING
tc = CHR$(0) + CHR$(0)
FOR i = 0 TO 15
verifyhex(i) = 0
verifynum(i) = 0
NEXT i
p = startadd
i = 0
DO WHILE p <= endadd
s = endadd - p + 1
IF s < TEMPSTRINGLEN THEN
l = s
ELSE
l = TEMPSTRINGLEN
END IF
tempstring = STRING$(l, 0)
GET filenumber, p, tempstring
IF l MOD 2 = 1 THEN
l = l + 1
tempstring = tempstring + CHR$(0)
END IF
FOR q = 1 TO l STEP 2
t = CVL(MID$(tempstring, q, 2) + tc)
verifyhex(15 - i) = verifyhex(15 - i) XOR t
u = CDBL(t + 1) * FIX(65536 * RND + 1) + verifynum(i)
verifynum(i) = u - FIX(u / 65536#) * 65536#
i = (i + 1) MOD 16
NEXT q
p = p + l
LOOP
FOR i = 0 TO 15
verifynum(i) = verifynum(i) XOR verifyhex(i)
NEXT i
verifystring = ""
FOR i = 0 TO 15
verifystring = verifystring + LEFT$(MKL$(verifynum(i)), 2)
NEXT i
Verify$ = verifystring
END FUNCTION
SUB winshow (winside AS INTEGER)
IF winside = BLACKWIN THEN
CALL faceshow(BLACKSIDE, WIN)
CALL faceshow(WHITESIDE, LOSE)
ELSEIF winside = WHITEWIN THEN
CALL faceshow(BLACKSIDE, LOSE)
CALL faceshow(WHITESIDE, WIN)
ELSEIF winside = EQUAL THEN
CALL faceshow(BLACKSIDE, QUIET)
CALL faceshow(WHITESIDE, QUIET)
END IF
END SUB
FUNCTION winsidejudge (nowside AS INTEGER, notime AS INTEGER, accpetlose AS INTEGER, stonenum() AS INTEGER)
IF nowside = OVER THEN
IF stonenum(BLACKSIDE) > stonenum(WHITESIDE) THEN
winsidejudge = BLACKWIN
ELSEIF stonenum(BLACKSIDE) = stonenum(WHITESIDE) THEN
winsidejudge = EQUAL
ELSEIF stonenum(BLACKSIDE) < stonenum(WHITESIDE) THEN
winsidejudge = WHITEWIN
END IF
ELSEIF nowside <> OVER THEN
IF notime = TRUE OR accpetlose = TRUE THEN
IF nowside = BLACKSIDE THEN
winsidejudge = BLACKWIN
ELSEIF nowside = WHITESIDE THEN
winsidejudge = WHITEWIN
END IF
END IF
END IF
END FUNCTION
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