1 #统计输入字符串中整数的个数    ----字符与字符之间算一个整数 2 deal = input("please input :") 3 count =  0 4 Deal = deal.rstrip() 5 while (Deal.isalpha() == False ):                                                   #筛选出带有数字的字符串 6     for i in range(len(Deal)): 7         if  Deal[0].isalpha() == False:                                             #全字母为true，此处用于判断该位是否为数字 8             count = 1 9         if i+1 < len(Deal):10             if Deal[i].isalpha() == True and Deal[i+1].isalpha() == False:11                 count += 112     break13 else:14     count = 015 print("该字符串共有%d个整数"%count)