Submission

Score: 100

User: Neozaawwman1

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-07 20:46:12

#include <bits/stdc++.h>
using namespace std;
int main(){
	int A, B;cin>>A>>B;
	int mul=A*B;
	int temp = mul;
	int ans, x;cin>>x;
	vector<int> arr;
	int count=0;
	while(temp!=0){
		ans=temp%10;
		temp=temp/10;
		arr.push_back(ans);
	}
	if(x>arr.size()){
		cout<<"_";
	}else{
		cout<<arr[arr.size()-x];}
	
	return 0;
}