oj.uz

답안 #798020

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
798020 2023-07-30T09:33:28 Z tlnk07 Kutije (COCI21_kutije) C++17
25 / 70
 724 ms 6580 KB 
#include<bits/stdc++.h>
using namespace std;

long long n, m, q, a[1001][1001], x, y;
bool check[1001][1001];

void dfs1(int x, int y)
{
	if(check[x][y])	return;
	check[x][y] = true;
	dfs1(x, a[1][y]);
}

int main()
{
	cin >> n >> m >> q;
	if(m == 1)
	{
		for(int i = 1; i <= n; ++i)	cin >> a[1][i];
		for(int i = 1; i <= n; ++i)	dfs1(i, i);
		while(q--)
		{
			cin >> x >> y;
			if(check[x][y])	cout << "DA\n";
			else	cout << "NE\n";
		}
	}
	else
	{
		for(int i = 1; i <= m; ++i)	for(int j = 1; j <= n; ++j)	cin >> a[i][j];
		for(int i = 1; i <= m; ++i)	for(int j = 1; j <= m; ++j)	for(int l = 1; l <= n; ++l)	check[l][l] = check[l][a[i][l]] = check[l][a[j][l]] = check[l][a[i][a[j][l]]] = check[l][a[j][a[i][l]]] = true;
		while(q--)
		{
			cin >> x >> y;
			if(check[x][y])	cout << "DA\n";
			else	cout << "NE\n";
		}
	}
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 658 ms 6524 KB Output is correct
2 Correct 585 ms 5936 KB Output is correct
3 Correct 534 ms 5448 KB Output is correct
4 Correct 724 ms 6568 KB Output is correct
5 Correct 673 ms 6580 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 852 KB Output is correct
2 Correct 4 ms 852 KB Output is correct
3 Correct 4 ms 852 KB Output is correct
4 Correct 4 ms 852 KB Output is correct
5 Correct 4 ms 828 KB Output is correct
6 Correct 4 ms 852 KB Output is correct
7 Correct 4 ms 828 KB Output is correct
8 Correct 4 ms 828 KB Output is correct
9 Correct 4 ms 852 KB Output is correct
10 Correct 4 ms 928 KB Output is correct

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 852 KB Output is correct
2 Correct 4 ms 852 KB Output is correct
3 Correct 4 ms 852 KB Output is correct
4 Correct 4 ms 852 KB Output is correct
5 Correct 4 ms 828 KB Output is correct
6 Correct 4 ms 852 KB Output is correct
7 Correct 4 ms 828 KB Output is correct
8 Correct 4 ms 828 KB Output is correct
9 Correct 4 ms 852 KB Output is correct
10 Correct 4 ms 928 KB Output is correct
11 Correct 6 ms 852 KB Output is correct
12 Correct 4 ms 852 KB Output is correct
13 Correct 4 ms 852 KB Output is correct
14 Correct 4 ms 816 KB Output is correct
15 Correct 4 ms 908 KB Output is correct
16 Correct 4 ms 852 KB Output is correct
17 Correct 4 ms 920 KB Output is correct
18 Correct 4 ms 920 KB Output is correct
19 Incorrect 4 ms 832 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 658 ms 6524 KB Output is correct
2 Correct 585 ms 5936 KB Output is correct
3 Correct 534 ms 5448 KB Output is correct
4 Correct 724 ms 6568 KB Output is correct
5 Correct 673 ms 6580 KB Output is correct
6 Correct 5 ms 852 KB Output is correct
7 Correct 4 ms 852 KB Output is correct
8 Correct 4 ms 852 KB Output is correct
9 Correct 4 ms 852 KB Output is correct
10 Correct 4 ms 828 KB Output is correct
11 Correct 4 ms 852 KB Output is correct
12 Correct 4 ms 828 KB Output is correct
13 Correct 4 ms 828 KB Output is correct
14 Correct 4 ms 852 KB Output is correct
15 Correct 4 ms 928 KB Output is correct
16 Correct 6 ms 852 KB Output is correct
17 Correct 4 ms 852 KB Output is correct
18 Correct 4 ms 852 KB Output is correct
19 Correct 4 ms 816 KB Output is correct
20 Correct 4 ms 908 KB Output is correct
21 Correct 4 ms 852 KB Output is correct
22 Correct 4 ms 920 KB Output is correct
23 Correct 4 ms 920 KB Output is correct
24 Incorrect 4 ms 832 KB Output isn't correct
25 Halted 0 ms 0 KB -