Python：每日一题 251（答题有奖）

小小小菜菜菜

def fun(num):
    if num//10 == 0:
        return num
    else:
        num = sum(map(lambda x:int(x),list(str(num))))
        return fun(num)

eachill

1. def plus_each(num):
   
2.     element = str(num)
   
3.     sum1 = 0
   
4.     if len(element) == 1:
   
5.         return int(element)
   
6.    
   
7.     for n in range(len(element)):
   
8.         sum1 += int(element[n])
   
9.     return plus_each(sum1)
   
10. 
    
11. print(plus_each(99999999))

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路经此处

1. def hs1(a):
   
2.     if a < 10:
   
3.         return a
   
4.     else:
   
5.         b = divmod(a, 10)
   
6.         return hs1(sum(b))
   
7. 
   
8. a = int(input("请输入非负整数："))
   
9. print(hs1(a))
   

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kinkon

1. def f251(num):
   
2.    
   
3.     if num >= 10:        
   
4.         num = f251(sum(map(int, str(num))))
   
5.         
   
6.     return num

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ouyunfu

def f251(n:int):
    a=sum([int(i) for i in list(str(n))])
    if a<10:
        return a
    else:
        return f251(a)
   
print(f251(18))