题解 | 添加逗号
添加逗号
https://www.nowcoder.com/practice/f51c317e745649c0900996fd3f683aed
n = str(input())
n1 =''
c = 0
for i in reversed(n) :
if c == 3:
n1 = ','+n1
c = 0
n1 = i + n1
c = c+1
print(n1)
添加逗号
https://www.nowcoder.com/practice/f51c317e745649c0900996fd3f683aed
n = str(input())
n1 =''
c = 0
for i in reversed(n) :
if c == 3:
n1 = ','+n1
c = 0
n1 = i + n1
c = c+1
print(n1)
相关推荐