Submission

Score: 100

User: VggT

Problemset: ความหลากหลาย

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-17 11:13:40

#include <bits/stdc++.h>
using namespace std;
int main()
{
	int n, m, count = 0;
	cin >> n >> m;
	
	vector<vector<int>> board(n,vector<int>(m));
	
	for(int i = 0; i < n; i++)
	{
		for(int j = 0; j < m; j++)
		{
			cin >> board[i][j];
		}
	}
	
	for(int i = 0; i <= n-5; i++)
	{
		for(int j = 0; j <= m-5; j++)
		{
			set<int> s;
			for(int k = i; k < i+5; k++)
			{
				for(int l = j; l < j+5; l++)
				{
					s.insert(board[k][l]);
				}
			}
			if(s.size() >= 5) count+=1;
		}
	}
	
	cout << count;
	
	return 0;
}