python9-eg

实例01（模拟幼儿园分苹果）

 1 def devition():
 2     '''功能：分苹果'''
 3     print("\n=================分苹果了===============\n")
 4     apple = int(input("请输入苹果的个数："))                                         #输入苹果数量
 5     children = int(input("请输入来了几个小朋友："))
 6     result = apple//children                                                                  #计算每人分几个苹果
 7     remain = apple-result*children                                                       #计算余下的苹果数
 8     if remain>0:
 9         print(apple," 个苹果，平均分给",children,"个小朋友，每人分",result,"个，剩下",remain,"个。")
10     else:
11         print(apple,"个苹果，平均分给",children,"个小朋友，每人分",result,"个。")
12 if __name__=='__main__':
13     devition()

实例02（模拟幼儿园分苹果（除数不能为0))

 1 def division():
 2       '''功能：分苹果'''
 3       print("\n=================分苹果了===============\n")
 4       apple = int(input("请输入苹果的个数："))                                         #输入苹果数量
 5       children = int(input("请输入来了几个小朋友："))
 6       result = apple//children                                                                  #计算每人分几个苹果
 7       remain = apple-result*children                                                       #计算余下的苹果数
 8       if remain>0:
 9           print(apple," 个苹果，平均分给",children,"个小朋友，每人分",result,"个，剩下",remain,"个。")
10       else:
11          print(apple,"个苹果，平均分给",children,"个小朋友，每人分",result,"个。")
12 if __name__=='__main__':
13       try:
14              division()
15       except ZeroDivisionError:
16              print("\n出错了~_~苹果不能被0个小朋友分！")

实例03（模拟幼儿园分苹果，至少每人分到一个苹果）

 1 def division():
 2         '''功能：分苹果'''
 3         print("\n=================分苹果了===============\n")
 4         apple = int(input("请输入苹果的个数："))                                         #输入苹果数量
 5         children = int(input("请输入来了几个小朋友："))
 6         if apple<children:
 7             raise ValueError("苹果太少了，不够分...")
 8         result = apple//children                                                                  #计算每人分几个苹果
 9         remain = apple-result*children                                                       #计算余下的苹果数
10         if remain>0:
11            print(apple," 个苹果，平均分给",children,"个小朋友，每人分",result,"个，剩下",remain,"个。")
12         else:
13            print(apple,"个苹果，平均分给",children,"个小朋友，每人分",result,"个。")
14 if __name__=='__main__':
15         try:
16               division()
17         except ZeroDivisionError:
18               print("\n出错了~_~苹果不能被0个小朋友分！")
19         except ValueError as e:
20            print("\n出错了~_~——",e)

实例04（模拟幼儿园分苹果应用断言调试）

 1 def division():
 2         '''功能：分苹果'''
 3         print("\n=================分苹果了===============\n")
 4         apple = int(input("请输入苹果的个数："))                                         #输入苹果数量
 5         children = int(input("请输入来了几个小朋友："))
 6         assert apple>children,"苹果不够分"                                                 #应用断言调试
 7         result = apple//children                                                                  #计算每人分几个苹果
 8         remain = apple-result*children                                                       #计算余下的苹果数
 9         if remain>0:
10            print(apple," 个苹果，平均分给",children,"个小朋友，每人分",result,"个，剩下",remain,"个。")
11         else:
12            print(apple,"个苹果，平均分给",children,"个小朋友，每人分",result,"个。")
13                                                                                                                  #if __name__=='__main__':
14 try:
15     division()                                                                                              #调用分苹果函数
16 except AssertionError as e:
17     print("\n输入有误：",e)