Submission #1896888

---

Source Code Expand

#include <iostream>
#include <string>
#include <cstdlib>

using namespace std;

int main()
{
    int N,A,B;
    int ans = 0;
    cin >> N >> A >> B;
    for(int a = 1;a < N+1;a++){
        string str = to_string(a);
        int ins = 0;
        for(char b : str){
            ins += b-'0';
        }
        if(ins >= A&&ins <= B){
            ans += a;
        }
        //cout << ans <<" "<<ins<<endl;
    }
    cout << ans << endl;
    return 0;
}

Submission Info

Judge Result