题解 | #数位之和#
数位之和
https://www.nowcoder.com/practice/5e85cc26475449648e668aa98e92d05b
#include <iostream>
using namespace std;
int main() {
int n = 0; //定义变量
int sum = 0;
cin >> n;
//循环把每一位拿出来
while (n > 0) {
int ge = n % 10;
sum += ge;
n = n / 10;
}
cout << sum;
system("pause");
return 0;
}
