#include <bits/stdc++.h>
#include "game.h"
using namespace std;
struct ufds{
vector<int> sz, par;
vector<vector<int>> cnt;
ufds(){}
ufds(int n): sz(n, 1), par(n), cnt(n, vector<int>(n, 1)){
iota(par.begin(), par.end(), 0);
}
int find(int a){
return par[a] == a ? a : par[a] = find(par[a]);
}
int unite(int a, int b){
a = find(a), b = find(b);
int n = cnt.size();
if(sz[a] < sz[b]) swap(a, b);
cnt[a][b]--;
cnt[b][a]--;
if(cnt[a][b] == 0){
vector<int> used(n);
for(int i = 0; i < n; i++){
int z = find(i);
if(z == a || z == b) continue;
if(!used[z]){
int nw = cnt[z][a] + cnt[z][b];
cnt[z][a] = cnt[a][z] = nw;
used[z] = 1;
}
}
sz[a] += sz[b];
par[b] = a;
return 1;
}
return 0;
}
};
ufds ds;
void initialize(int n) {
ds = ufds(n);
}
int hasEdge(int u, int v) {
return ds.unite(u,v);
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
312 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
304 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
1 ms |
308 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
1 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
212 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
2 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
312 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
304 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
308 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
1 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
1 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
212 KB |
Output is correct |
| 19 |
Correct |
0 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
312 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
308 KB |
Output is correct |
| 23 |
Correct |
1 ms |
312 KB |
Output is correct |
| 24 |
Correct |
1 ms |
356 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 KB |
Output is correct |
| 26 |
Correct |
1 ms |
304 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
1 ms |
212 KB |
Output is correct |
| 29 |
Correct |
1 ms |
212 KB |
Output is correct |
| 30 |
Correct |
1 ms |
312 KB |
Output is correct |
| 31 |
Correct |
1 ms |
212 KB |
Output is correct |
| 32 |
Correct |
1 ms |
212 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
| 34 |
Correct |
1 ms |
340 KB |
Output is correct |
| 35 |
Correct |
2 ms |
340 KB |
Output is correct |
| 36 |
Correct |
1 ms |
320 KB |
Output is correct |
| 37 |
Correct |
2 ms |
320 KB |
Output is correct |
| 38 |
Correct |
1 ms |
340 KB |
Output is correct |
| 39 |
Correct |
2 ms |
320 KB |
Output is correct |
| 40 |
Correct |
2 ms |
336 KB |
Output is correct |
| 41 |
Correct |
1 ms |
340 KB |
Output is correct |
| 42 |
Correct |
2 ms |
352 KB |
Output is correct |
| 43 |
Correct |
1 ms |
340 KB |
Output is correct |
| 44 |
Correct |
1 ms |
364 KB |
Output is correct |
| 45 |
Correct |
1 ms |
340 KB |
Output is correct |
| 46 |
Correct |
2 ms |
340 KB |
Output is correct |
| 47 |
Correct |
1 ms |
340 KB |
Output is correct |
| 48 |
Correct |
1 ms |
340 KB |
Output is correct |
| 49 |
Correct |
2 ms |
340 KB |
Output is correct |
| 50 |
Correct |
1 ms |
316 KB |
Output is correct |
| 51 |
Correct |
2 ms |
340 KB |
Output is correct |
| 52 |
Correct |
2 ms |
340 KB |
Output is correct |
| 53 |
Correct |
2 ms |
340 KB |
Output is correct |
| 54 |
Correct |
1 ms |
340 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
312 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
312 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
308 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
312 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
0 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
1 ms |
212 KB |
Output is correct |
| 29 |
Correct |
1 ms |
212 KB |
Output is correct |
| 30 |
Correct |
1 ms |
212 KB |
Output is correct |
| 31 |
Correct |
1 ms |
308 KB |
Output is correct |
| 32 |
Correct |
1 ms |
308 KB |
Output is correct |
| 33 |
Correct |
1 ms |
312 KB |
Output is correct |
| 34 |
Correct |
2 ms |
340 KB |
Output is correct |
| 35 |
Correct |
1 ms |
312 KB |
Output is correct |
| 36 |
Correct |
1 ms |
340 KB |
Output is correct |
| 37 |
Correct |
2 ms |
340 KB |
Output is correct |
| 38 |
Correct |
1 ms |
340 KB |
Output is correct |
| 39 |
Correct |
1 ms |
320 KB |
Output is correct |
| 40 |
Correct |
1 ms |
340 KB |
Output is correct |
| 41 |
Correct |
1 ms |
340 KB |
Output is correct |
| 42 |
Correct |
1 ms |
340 KB |
Output is correct |
| 43 |
Correct |
2 ms |
340 KB |
Output is correct |
| 44 |
Correct |
1 ms |
340 KB |
Output is correct |
| 45 |
Correct |
1 ms |
340 KB |
Output is correct |
| 46 |
Correct |
1 ms |
340 KB |
Output is correct |
| 47 |
Correct |
2 ms |
340 KB |
Output is correct |
| 48 |
Correct |
2 ms |
340 KB |
Output is correct |
| 49 |
Correct |
2 ms |
340 KB |
Output is correct |
| 50 |
Correct |
1 ms |
340 KB |
Output is correct |
| 51 |
Correct |
2 ms |
340 KB |
Output is correct |
| 52 |
Correct |
2 ms |
340 KB |
Output is correct |
| 53 |
Correct |
1 ms |
340 KB |
Output is correct |
| 54 |
Correct |
1 ms |
340 KB |
Output is correct |
| 55 |
Correct |
30 ms |
3080 KB |
Output is correct |
| 56 |
Correct |
30 ms |
3020 KB |
Output is correct |
| 57 |
Correct |
29 ms |
3020 KB |
Output is correct |
| 58 |
Correct |
34 ms |
3036 KB |
Output is correct |
| 59 |
Correct |
34 ms |
3012 KB |
Output is correct |
| 60 |
Correct |
45 ms |
3060 KB |
Output is correct |
| 61 |
Correct |
29 ms |
3036 KB |
Output is correct |
| 62 |
Correct |
29 ms |
3028 KB |
Output is correct |
| 63 |
Correct |
29 ms |
3008 KB |
Output is correct |
| 64 |
Correct |
28 ms |
3072 KB |
Output is correct |
| 65 |
Correct |
27 ms |
3084 KB |
Output is correct |
| 66 |
Correct |
29 ms |
3016 KB |
Output is correct |
| 67 |
Correct |
30 ms |
3028 KB |
Output is correct |
| 68 |
Correct |
31 ms |
3096 KB |
Output is correct |
| 69 |
Correct |
36 ms |
3028 KB |
Output is correct |
| 70 |
Correct |
30 ms |
3064 KB |
Output is correct |
| 71 |
Correct |
31 ms |
3052 KB |
Output is correct |
| 72 |
Correct |
29 ms |
2996 KB |
Output is correct |
| 73 |
Correct |
35 ms |
2980 KB |
Output is correct |
| 74 |
Correct |
30 ms |
3044 KB |
Output is correct |
| 75 |
Correct |
29 ms |
2980 KB |
Output is correct |
| 76 |
Correct |
71 ms |
6668 KB |
Output is correct |
| 77 |
Correct |
78 ms |
6716 KB |
Output is correct |
| 78 |
Correct |
68 ms |
6704 KB |
Output is correct |
| 79 |
Correct |
68 ms |
6712 KB |
Output is correct |
| 80 |
Correct |
87 ms |
6740 KB |
Output is correct |
| 81 |
Correct |
72 ms |
6640 KB |
Output is correct |
| 82 |
Correct |
67 ms |
6680 KB |
Output is correct |
| 83 |
Correct |
69 ms |
6704 KB |
Output is correct |
| 84 |
Correct |
75 ms |
6648 KB |
Output is correct |
| 85 |
Correct |
152 ms |
11480 KB |
Output is correct |
| 86 |
Correct |
133 ms |
11504 KB |
Output is correct |
| 87 |
Correct |
123 ms |
11472 KB |
Output is correct |
| 88 |
Correct |
135 ms |
11532 KB |
Output is correct |
| 89 |
Correct |
118 ms |
11508 KB |
Output is correct |
| 90 |
Correct |
124 ms |
11512 KB |
Output is correct |
| 91 |
Correct |
148 ms |
11452 KB |
Output is correct |
| 92 |
Correct |
133 ms |
11488 KB |
Output is correct |
| 93 |
Correct |
136 ms |
11532 KB |
Output is correct |
| 94 |
Correct |
276 ms |
22224 KB |
Output is correct |
| 95 |
Correct |
327 ms |
22224 KB |
Output is correct |
| 96 |
Correct |
308 ms |
22192 KB |
Output is correct |
| 97 |
Correct |
297 ms |
22200 KB |
Output is correct |
| 98 |
Correct |
282 ms |
22248 KB |
Output is correct |
| 99 |
Correct |
342 ms |
22160 KB |
Output is correct |
| 100 |
Correct |
283 ms |
22016 KB |
Output is correct |
