Submission

Status:

PPPPPPPPPP

Subtask/Task Score:

100/100

Score: 100

User: Tjeez

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.004 second

Submitted On: 2026-09-26 00:35:18

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

int main(){
    int a,b,x;
    cin >> a >> b >> x;
    int s = a*b;
    vector<int> v;
    while(s>0){
    	v.push_back(s%10);
    	s/=10;
	}
	if (x>v.size()){
		cout<<"_";
	}	
	else{
	cout<<v[v.size()-x];
	}
}