Submission

Score: 70

User: patsa_v

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-05 09:08:01

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

int main(){
    long long int a,b;
    int x;

    cin >> a >> b >> x;

    string sum = to_string(a*b);

    // cout << a*b << "\n";
    // cout << sum << "\n";
    // cout << sum.length() << "\n"; 
    
    if(x>0 && x <= sum.length()){
        cout << sum[x-1];
    }else{
        cout << '-';
    }


    return 0;
}