Submission

Score: 50

User: DIce

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-13 16:45:11

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

int main(){
    int a;
    cin>>a;

    int b;
    cin>>b;

    int c=a*b;

    int x;
    cin>>x;

    string ans;
    ans=to_string(c);
    reverse(ans.begin(),ans.end());
    if(!ans.empty()&&x-1<ans.size()){
        cout<<ans[x-1];
    }else{
        cout<<"_";
    }

}