Submission

Score: 100

User: ThreeDee

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.003 second

Submitted On: 2025-09-25 14:55:34

#include <bits/stdc++.h>

using namespace std;

int main(){
    int a,b,x,sum;
    cin>>a>>b>>x;
    sum=a*b;
    b=sum;
    a=0;
    while(sum>0){
        sum/=10;
        a++;
    }
    for(int i=0; i<a-x; i++){
        b/=10;
    }
    if(x<=a){
        cout<<b%10;
    }
    else{
        cout<<"_";
    }
    return 0;
}