Submission

Score: 70

User: kenmuay

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-12 23:31:09

#include <bits/stdc++.h>
using namespace std;

int main(){
    int x;
    int a,b;
    cin >> a >> b >> x;
    int ans=a*b;
    string s=to_string(ans);
    int l=s.size();
    bool check=false;
    for(int i=0; i<l; i++){
        if(i+1 == x){
            cout << s[i];
            check=true;
        }
    }
    if(!check)cout << "-";
    return 0;
}