Submission

Score: 80

User: s

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.003 second

Submitted On: 2025-09-23 14:19:14

#include<iostream>
#include<string>
using namespace std ;
int main() {
	int a,b,x ;
	cin >> a >> b >> x ;
	string c=to_string(a*b) ;
	if(x>c.length()) {
		cout << "_" ;
	} else if(x>2) {
		string d=c.substr(x-1, x-2) ;
    	cout << d ;
	} else if(x==2) {
		string d=c.substr(1, 1) ;
    	cout << d ;
	} else {
		string d=c.substr(0, 1) ;
    	cout << d ;
	}
}