C语言经典100例(Python版本)091-095

'''
 【程序91】
题目：时间函数举例1
1.程序分析：
2.程序源代码：
'''
if __name__ == '__main__':
    import time
    print time.ctime(time.time())
    print time.asctime(time.localtime(time.time()))
    print time.asctime(time.gmtime(time.time()))

'''
【程序92】
题目：时间函数举例2
1.程序分析：　　　　　　　　　　　
2.程序源代码：
'''
if __name__ == '__main__':
    import time
    start = time.time()
    for i in range(3000):
        print i
    end = time.time()

    print end - start

'''
【程序93】
题目：时间函数举例3
1.程序分析：
2.程序源代码：
'''
if __name__ == '__main__':
    import time
    start = time.clock()
    for i in range(10000):
        print i
    end = time.clock()
    print 'different is %6.3f' % (end - start)
    

'''
【程序94】
题目：时间函数举例4,一个猜数游戏，判断一个人反应快慢。（版主初学时编的）
1.程序分析：
2.程序源代码：
'''
if __name__ == '__main__':
    import time
    import random
    
    play_it = raw_input('do you want to play it.(\'y\' or \'n\')')
    while play_it == 'y':
        c = raw_input('input a character:\n')
        i = random.randint(0,2**32) % 100
        print 'please input number you guess:\n'
        start = time.clock()
        a = time.time()
        guess = int(raw_input('input your guess:\n'))
        while guess != i:
            if guess > i:
                print 'please input a little smaller'
                guess = int(raw_input('input your guess:\n'))
            else:
                print 'please input a little bigger'
                guess = int(raw_input('input your guess:\n'))
        end = time.clock()
        b = time.time()
        var = (end - start) / 18.2
        print var
        # print 'It took you %6.3 seconds' % time.difftime(b,a))
        if var < 15:
            print 'you are very clever!'
        elif var < 25:
            print 'you are normal!'
        else:
            print 'you are stupid!'
        print 'Congradulations'
        print 'The number you guess is %d' % i
        play_it = raw_input('do you want to play it.')