Submission

Score: 100

User: Patn01Z

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-26 17:07:47

#include <iostream>
#include <cmath>
using namespace std;

int main(){
    long long A,B,x;
    scanf("%lld %lld %lld",&A,&B,&x);
    long long n=(A*B);
    string N=to_string(n);
    if((x-1)>N.length()){
        printf("%c",'_');
    }
    else{
        printf("%c",N[x-1]);
    }
}