Submission

Score: 0

User: s

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.004 second

Submitted On: 2025-09-23 14:08:47

#include <iostream>
#include<string>
using namespace std ;
int main() {
	int a,b,x ;
	cout << "A = " ;
	cin >> a ;
	cout << "B = " ;
	cin >> b ;
	cout << "x = " ;
	cin >> x ;
	string c=to_string(a*b) ;
	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 ;
	}
}