题解 | 求四位数各个数位之和
求四位数各个数位之和
https://www.nowcoder.com/practice/91fd90931d2847b5855075c11cf90d08
#include <bits/stdc++.h>
using namespace std;
int main() {
int n;
cin>>n;
int a=n%10;
n /=10;
int b=n%10;
n /=10;
int c=n%10;
n /=10;
int d=n%10;
int e=a + b + c + d;
cout<<e<<endl;
return 0;
}
