#代码

Console.WriteLine("输入苏哥哥的语文成绩");

string str_chinese = Console.ReadLine();

Console.WriteLine("输入苏哥哥的音乐成绩");

string str_music = Console.ReadLine();

int chinese = Convert.ToInt32(str_chinese);

int music = Convert.ToInt32(str_music);

bool b = chinese > 90 && music > 80;

if (b)

Console.WriteLine("奖励100元");

bool c = chinese == 100 && music > 70;

if (c)

Console.WriteLine("奖励100元");

Console.WriteLine("程序到此结束");

Console.ReadKey();

#效果

第四节课第三个作业