while.py

Python 实用例程

# Filename: while.py

number = 23
running = True

while running:
    guess = int(raw_input('请输入一个整数：'))

    if guess == number:
        print '恭喜恭喜！你猜对了！'
        print "(不过没有奖金给你！：））"
        running = False #赋值使得wile循环结束
    elif guess < number:
        print '不对，再猜大一点'
    else:
        print '不对，再猜小一点'
else:
    print 'while循环结束'

print 'Done'