2018-10-23：勾股定理

'''
1、勾股定理计算函数，输入3,4，输出5
2、将"When you are starting the selenium server, open a console in the directory with chromedriver and selenium server and execute the above command"
放入b.txt，
通过文件读写，统计每个单词出现了多少次
'''

import math

def GG(a,b):
c = math.sqrt((a2 + b2))

return c

print(GG(3,4))