#include "game.h"
#include <bits/stdc++.h>
using namespace std;
struct disjoint_set {
int n;
vector<int> parent;
vector<list<int>> elem;
vector<vector<int>> maybe_cnt;
disjoint_set() {}
disjoint_set(int n)
: n(n), parent(n), elem(n), maybe_cnt(n, vector<int>(n, 1)) {
iota(parent.begin(), parent.end(), 0);
for (int i = 0; i < n; ++i) {
maybe_cnt[i][i] = 0;
elem[i].push_back(i);
}
}
bool query(int u, int v) {
u = parent[u];
v = parent[v];
if (maybe_cnt[u][v] == 1) {
for (int i : elem[v]) {
parent[i] = u;
}
elem[u].splice(elem[u].end(), elem[v]);
for (int x = 0; x < n; ++x) {
if (parent[x] != x) continue;
maybe_cnt[u][x] += maybe_cnt[v][x];
maybe_cnt[x][u] += maybe_cnt[x][v];
}
return true;
} else {
--maybe_cnt[u][v];
--maybe_cnt[v][u];
return false;
}
}
};
disjoint_set ds;
void initialize(int n) {
ds = disjoint_set(n);
}
int hasEdge(int u, int v) {
return ds.query(u, v);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
380 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
256 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
3 ms |
380 KB |
Output is correct |
15 |
Correct |
2 ms |
256 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
380 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
256 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
380 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
256 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
256 KB |
Output is correct |
10 |
Correct |
2 ms |
256 KB |
Output is correct |
11 |
Correct |
2 ms |
368 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
256 KB |
Output is correct |
14 |
Correct |
2 ms |
256 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
256 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
256 KB |
Output is correct |
22 |
Correct |
2 ms |
256 KB |
Output is correct |
23 |
Correct |
2 ms |
256 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
380 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
376 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
376 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
3 ms |
504 KB |
Output is correct |
34 |
Correct |
3 ms |
376 KB |
Output is correct |
35 |
Correct |
3 ms |
376 KB |
Output is correct |
36 |
Correct |
3 ms |
376 KB |
Output is correct |
37 |
Correct |
3 ms |
376 KB |
Output is correct |
38 |
Correct |
3 ms |
376 KB |
Output is correct |
39 |
Correct |
3 ms |
376 KB |
Output is correct |
40 |
Correct |
3 ms |
376 KB |
Output is correct |
41 |
Correct |
3 ms |
376 KB |
Output is correct |
42 |
Correct |
3 ms |
376 KB |
Output is correct |
43 |
Correct |
3 ms |
376 KB |
Output is correct |
44 |
Correct |
3 ms |
376 KB |
Output is correct |
45 |
Correct |
3 ms |
376 KB |
Output is correct |
46 |
Correct |
3 ms |
376 KB |
Output is correct |
47 |
Correct |
3 ms |
376 KB |
Output is correct |
48 |
Correct |
3 ms |
376 KB |
Output is correct |
49 |
Correct |
3 ms |
376 KB |
Output is correct |
50 |
Correct |
3 ms |
376 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
3 ms |
376 KB |
Output is correct |
53 |
Correct |
3 ms |
376 KB |
Output is correct |
54 |
Correct |
3 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
3 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
256 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
256 KB |
Output is correct |
10 |
Correct |
2 ms |
256 KB |
Output is correct |
11 |
Correct |
2 ms |
256 KB |
Output is correct |
12 |
Correct |
2 ms |
256 KB |
Output is correct |
13 |
Correct |
2 ms |
256 KB |
Output is correct |
14 |
Correct |
2 ms |
252 KB |
Output is correct |
15 |
Correct |
2 ms |
256 KB |
Output is correct |
16 |
Correct |
3 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
364 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
256 KB |
Output is correct |
22 |
Correct |
2 ms |
256 KB |
Output is correct |
23 |
Correct |
2 ms |
252 KB |
Output is correct |
24 |
Correct |
2 ms |
256 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
376 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
376 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
2 ms |
376 KB |
Output is correct |
34 |
Correct |
3 ms |
376 KB |
Output is correct |
35 |
Correct |
3 ms |
376 KB |
Output is correct |
36 |
Correct |
3 ms |
376 KB |
Output is correct |
37 |
Correct |
3 ms |
376 KB |
Output is correct |
38 |
Correct |
3 ms |
376 KB |
Output is correct |
39 |
Correct |
3 ms |
376 KB |
Output is correct |
40 |
Correct |
3 ms |
376 KB |
Output is correct |
41 |
Correct |
3 ms |
376 KB |
Output is correct |
42 |
Correct |
3 ms |
376 KB |
Output is correct |
43 |
Correct |
3 ms |
376 KB |
Output is correct |
44 |
Correct |
3 ms |
376 KB |
Output is correct |
45 |
Correct |
3 ms |
376 KB |
Output is correct |
46 |
Correct |
3 ms |
420 KB |
Output is correct |
47 |
Correct |
3 ms |
376 KB |
Output is correct |
48 |
Correct |
3 ms |
376 KB |
Output is correct |
49 |
Correct |
3 ms |
376 KB |
Output is correct |
50 |
Correct |
3 ms |
424 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
3 ms |
376 KB |
Output is correct |
53 |
Correct |
3 ms |
376 KB |
Output is correct |
54 |
Correct |
3 ms |
376 KB |
Output is correct |
55 |
Correct |
47 ms |
3156 KB |
Output is correct |
56 |
Correct |
46 ms |
3196 KB |
Output is correct |
57 |
Correct |
47 ms |
3100 KB |
Output is correct |
58 |
Correct |
47 ms |
3124 KB |
Output is correct |
59 |
Correct |
47 ms |
3192 KB |
Output is correct |
60 |
Correct |
46 ms |
3176 KB |
Output is correct |
61 |
Correct |
47 ms |
3200 KB |
Output is correct |
62 |
Correct |
47 ms |
3192 KB |
Output is correct |
63 |
Correct |
47 ms |
3164 KB |
Output is correct |
64 |
Correct |
43 ms |
3288 KB |
Output is correct |
65 |
Correct |
43 ms |
3192 KB |
Output is correct |
66 |
Correct |
47 ms |
3192 KB |
Output is correct |
67 |
Correct |
47 ms |
3192 KB |
Output is correct |
68 |
Correct |
47 ms |
3192 KB |
Output is correct |
69 |
Correct |
48 ms |
3192 KB |
Output is correct |
70 |
Correct |
47 ms |
3192 KB |
Output is correct |
71 |
Correct |
45 ms |
3200 KB |
Output is correct |
72 |
Correct |
47 ms |
3184 KB |
Output is correct |
73 |
Correct |
45 ms |
3192 KB |
Output is correct |
74 |
Correct |
45 ms |
3192 KB |
Output is correct |
75 |
Correct |
46 ms |
3116 KB |
Output is correct |
76 |
Correct |
107 ms |
6844 KB |
Output is correct |
77 |
Correct |
107 ms |
6844 KB |
Output is correct |
78 |
Correct |
108 ms |
6840 KB |
Output is correct |
79 |
Correct |
108 ms |
6776 KB |
Output is correct |
80 |
Correct |
109 ms |
6776 KB |
Output is correct |
81 |
Correct |
109 ms |
6780 KB |
Output is correct |
82 |
Correct |
107 ms |
6776 KB |
Output is correct |
83 |
Correct |
108 ms |
6884 KB |
Output is correct |
84 |
Correct |
107 ms |
6824 KB |
Output is correct |
85 |
Correct |
195 ms |
11640 KB |
Output is correct |
86 |
Correct |
196 ms |
11572 KB |
Output is correct |
87 |
Correct |
193 ms |
11640 KB |
Output is correct |
88 |
Correct |
193 ms |
11660 KB |
Output is correct |
89 |
Correct |
196 ms |
11664 KB |
Output is correct |
90 |
Correct |
192 ms |
11768 KB |
Output is correct |
91 |
Correct |
201 ms |
11624 KB |
Output is correct |
92 |
Correct |
207 ms |
11608 KB |
Output is correct |
93 |
Correct |
194 ms |
11668 KB |
Output is correct |
94 |
Correct |
475 ms |
25240 KB |
Output is correct |
95 |
Correct |
506 ms |
25200 KB |
Output is correct |
96 |
Correct |
480 ms |
25304 KB |
Output is correct |
97 |
Correct |
476 ms |
25268 KB |
Output is correct |
98 |
Correct |
465 ms |
25284 KB |
Output is correct |
99 |
Correct |
463 ms |
25296 KB |
Output is correct |
100 |
Correct |
481 ms |
25212 KB |
Output is correct |