Submission

Score: 60

User: Dark_kingdom

Problemset: เลขหลักของผลคูณ

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-08 00:34:09

#include <iostream>
#include <string>
#include <sstream> 

using namespace std;

int main()
{
	int A, B;
	if (!(cin >> A >> B)) return 0;
	
	int result = A * B;
	

	stringstream ss;
	ss << result;
	string c = ss.str(); 
	
	int x;
	if (!(cin >> x)) return 0;
	

	if (x >= c.length()) return 0;
	
	if (c[x-1] == ' ')
	{
		cout << "-";
	}
	else
	{
		cout << c[x-1];
	}
	
	return 0;
}