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?tpId=383&tags=&title=&difficulty=0&judgeStatus=0&rp=0&sourceUrl=%2Fexam%2Foj
#include <iostream>
using namespace std;
int main()
{
int n;
cin>>n;
cout<<n%10+n/10%10+n/100%10+n/1000;
return 0;
}
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