题解 | #数位之和#
数位之和
https://www.nowcoder.com/practice/5e85cc26475449648e668aa98e92d05b
#include <stdio.h>
int main() {
int n,re;
scanf("%d",&n);
while(n)
{
re+=(n%10);
n/=10;
}
printf("%d",re-1);
return 0;
}
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