/*#pragma GCC optimize("O3")
#pragma GCC target ("avx2")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("unroll-loops")
*/
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N = 1e3 + 7;
int n, m, q, p[N], r[N];
int getp (int x) {
if (x == p[x]) return x;
return p[x] = getp(p[x]);
}
void unite (int a, int b) {
a = getp(a);
b = getp(b);
if (a == b) return;
if (r[b] > r[a]) swap(a, b);
p[b] = a;
r[a] += r[b];
}
signed main () {
// freopen("", "r", stdin);
// freopen("", "w", stdout);
ios_base::sync_with_stdio(0);
cin.tie(0), cout.tie(0);
cin >> n >> m >> q;
for (int i = 1; i <= n; i++) {
p[i] = i;
r[i] = 1;
}
for (int i = 1; i <= m; i++) {
for (int j = 1; j <= n; j++) {
int x;
cin >> x;
unite(x, j);
}
}
while (q--) {
int a, b;
cin >> a >> b;
if (getp(a) == getp(b)) cout << "DA\n";
else cout << "NE\n";
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
79 ms |
5592 KB |
Output is correct |
| 2 |
Correct |
64 ms |
4928 KB |
Output is correct |
| 3 |
Correct |
61 ms |
4620 KB |
Output is correct |
| 4 |
Correct |
73 ms |
5580 KB |
Output is correct |
| 5 |
Correct |
79 ms |
5548 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
340 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
1 ms |
360 KB |
Output is correct |
| 6 |
Correct |
1 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
340 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
1 ms |
360 KB |
Output is correct |
| 6 |
Correct |
1 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
79 ms |
5592 KB |
Output is correct |
| 2 |
Correct |
64 ms |
4928 KB |
Output is correct |
| 3 |
Correct |
61 ms |
4620 KB |
Output is correct |
| 4 |
Correct |
73 ms |
5580 KB |
Output is correct |
| 5 |
Correct |
79 ms |
5548 KB |
Output is correct |
| 6 |
Correct |
1 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
344 KB |
Output is correct |
| 10 |
Correct |
1 ms |
360 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
340 KB |
Output is correct |
| 23 |
Correct |
1 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
340 KB |
Output is correct |
| 25 |
Correct |
1 ms |
340 KB |
Output is correct |
| 26 |
Correct |
139 ms |
9540 KB |
Output is correct |
| 27 |
Correct |
132 ms |
9420 KB |
Output is correct |
| 28 |
Correct |
112 ms |
7884 KB |
Output is correct |
| 29 |
Correct |
139 ms |
9020 KB |
Output is correct |
| 30 |
Correct |
120 ms |
8004 KB |
Output is correct |
| 31 |
Correct |
118 ms |
7996 KB |
Output is correct |
| 32 |
Correct |
130 ms |
9396 KB |
Output is correct |
| 33 |
Correct |
147 ms |
9396 KB |
Output is correct |
| 34 |
Correct |
131 ms |
9356 KB |
Output is correct |
| 35 |
Correct |
139 ms |
9388 KB |
Output is correct |
