| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 69500 |
2018-08-21T05:19:28 Z |
E869120 |
Game (IOI14_game) |
C++14 |
|
722 ms |
159220 KB |
#include "game.h"
#include <vector>
using namespace std;
class MergeTech {
public:
vector<int>group; vector<vector<int>>G, I; int sz = 0;
void init(int size_) {
sz = size_;
group.resize(size_);
G.resize(size_, vector<int>(0, 0));
I.resize(size_, vector<int>(size_, 1));
for (int i = 0; i < size_; i++) { G[i].push_back(i); group[i] = i; I[i][i] = 0; }
}
void unite(int u, int v) {
u = group[u]; v = group[v];
if (u == v) return;
if (G[u].size() < G[v].size()) swap(u, v);
for (int i = 0; i < G[v].size(); i++) { G[u].push_back(G[v][i]); group[G[v][i]] = u; }
G[v].clear();
for (int i = 0; i < sz; i++) { if (i != u && i != v) { I[u][i] += I[v][i]; I[v][i] = 0; } }
for (int i = 0; i < sz; i++) { if (i != u && i != v) { I[i][u] += I[i][v]; I[i][v] = 0; } }
I[u][v] = 0; I[v][u] = 0;
}
int query(int u, int v) {
u = group[u]; v = group[v];
if (u == v) return -1;
return I[u][v];
}
void decrease(int u, int v) {
u = group[u]; v = group[v];
I[u][v]--; I[v][u]--;
}
};
MergeTech UF;
void initialize(int n) {
UF.init(n);
}
int hasEdge(int u, int v) {
if (UF.query(u, v) == 1) {
UF.unite(u, v);
return 1;
}
UF.decrease(u, v);
return 0;
}
Compilation message
game.cpp: In member function 'void MergeTech::unite(int, int)':
game.cpp:22:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 0; i < G[v].size(); i++) { G[u].push_back(G[v][i]); group[G[v][i]] = u; }
~~^~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
248 KB |
Output is correct |
| 2 |
Correct |
2 ms |
356 KB |
Output is correct |
| 3 |
Correct |
3 ms |
392 KB |
Output is correct |
| 4 |
Correct |
2 ms |
468 KB |
Output is correct |
| 5 |
Correct |
2 ms |
468 KB |
Output is correct |
| 6 |
Correct |
2 ms |
468 KB |
Output is correct |
| 7 |
Correct |
2 ms |
468 KB |
Output is correct |
| 8 |
Correct |
2 ms |
468 KB |
Output is correct |
| 9 |
Correct |
2 ms |
468 KB |
Output is correct |
| 10 |
Correct |
2 ms |
468 KB |
Output is correct |
| 11 |
Correct |
2 ms |
468 KB |
Output is correct |
| 12 |
Correct |
2 ms |
468 KB |
Output is correct |
| 13 |
Correct |
3 ms |
468 KB |
Output is correct |
| 14 |
Correct |
2 ms |
468 KB |
Output is correct |
| 15 |
Correct |
2 ms |
468 KB |
Output is correct |
| 16 |
Correct |
2 ms |
468 KB |
Output is correct |
| 17 |
Correct |
2 ms |
524 KB |
Output is correct |
| 18 |
Correct |
3 ms |
548 KB |
Output is correct |
| 19 |
Correct |
3 ms |
548 KB |
Output is correct |
| 20 |
Correct |
2 ms |
592 KB |
Output is correct |
| 21 |
Correct |
2 ms |
592 KB |
Output is correct |
| 22 |
Correct |
3 ms |
592 KB |
Output is correct |
| 23 |
Correct |
2 ms |
592 KB |
Output is correct |
| 24 |
Correct |
2 ms |
592 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
592 KB |
Output is correct |
| 2 |
Correct |
3 ms |
592 KB |
Output is correct |
| 3 |
Correct |
2 ms |
592 KB |
Output is correct |
| 4 |
Correct |
2 ms |
592 KB |
Output is correct |
| 5 |
Correct |
2 ms |
592 KB |
Output is correct |
| 6 |
Correct |
2 ms |
592 KB |
Output is correct |
| 7 |
Correct |
3 ms |
592 KB |
Output is correct |
| 8 |
Correct |
2 ms |
592 KB |
Output is correct |
| 9 |
Correct |
2 ms |
592 KB |
Output is correct |
| 10 |
Correct |
3 ms |
592 KB |
Output is correct |
| 11 |
Correct |
3 ms |
592 KB |
Output is correct |
| 12 |
Correct |
3 ms |
592 KB |
Output is correct |
| 13 |
Correct |
2 ms |
592 KB |
Output is correct |
| 14 |
Correct |
2 ms |
592 KB |
Output is correct |
| 15 |
Correct |
2 ms |
592 KB |
Output is correct |
| 16 |
Correct |
3 ms |
592 KB |
Output is correct |
| 17 |
Correct |
2 ms |
592 KB |
Output is correct |
| 18 |
Correct |
3 ms |
592 KB |
Output is correct |
| 19 |
Correct |
2 ms |
592 KB |
Output is correct |
| 20 |
Correct |
2 ms |
592 KB |
Output is correct |
| 21 |
Correct |
3 ms |
592 KB |
Output is correct |
| 22 |
Correct |
2 ms |
592 KB |
Output is correct |
| 23 |
Correct |
3 ms |
592 KB |
Output is correct |
| 24 |
Correct |
3 ms |
592 KB |
Output is correct |
| 25 |
Correct |
3 ms |
592 KB |
Output is correct |
| 26 |
Correct |
4 ms |
592 KB |
Output is correct |
| 27 |
Correct |
3 ms |
592 KB |
Output is correct |
| 28 |
Correct |
2 ms |
592 KB |
Output is correct |
| 29 |
Correct |
3 ms |
592 KB |
Output is correct |
| 30 |
Correct |
3 ms |
592 KB |
Output is correct |
| 31 |
Correct |
4 ms |
592 KB |
Output is correct |
| 32 |
Correct |
2 ms |
592 KB |
Output is correct |
| 33 |
Correct |
2 ms |
592 KB |
Output is correct |
| 34 |
Correct |
4 ms |
620 KB |
Output is correct |
| 35 |
Correct |
4 ms |
620 KB |
Output is correct |
| 36 |
Correct |
4 ms |
620 KB |
Output is correct |
| 37 |
Correct |
4 ms |
636 KB |
Output is correct |
| 38 |
Correct |
4 ms |
732 KB |
Output is correct |
| 39 |
Correct |
3 ms |
732 KB |
Output is correct |
| 40 |
Correct |
5 ms |
732 KB |
Output is correct |
| 41 |
Correct |
3 ms |
732 KB |
Output is correct |
| 42 |
Correct |
3 ms |
732 KB |
Output is correct |
| 43 |
Correct |
4 ms |
732 KB |
Output is correct |
| 44 |
Correct |
3 ms |
732 KB |
Output is correct |
| 45 |
Correct |
3 ms |
732 KB |
Output is correct |
| 46 |
Correct |
3 ms |
732 KB |
Output is correct |
| 47 |
Correct |
3 ms |
732 KB |
Output is correct |
| 48 |
Correct |
4 ms |
732 KB |
Output is correct |
| 49 |
Correct |
5 ms |
732 KB |
Output is correct |
| 50 |
Correct |
4 ms |
732 KB |
Output is correct |
| 51 |
Correct |
4 ms |
732 KB |
Output is correct |
| 52 |
Correct |
5 ms |
732 KB |
Output is correct |
| 53 |
Correct |
3 ms |
764 KB |
Output is correct |
| 54 |
Correct |
3 ms |
764 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
764 KB |
Output is correct |
| 2 |
Correct |
2 ms |
764 KB |
Output is correct |
| 3 |
Correct |
2 ms |
764 KB |
Output is correct |
| 4 |
Correct |
3 ms |
764 KB |
Output is correct |
| 5 |
Correct |
2 ms |
764 KB |
Output is correct |
| 6 |
Correct |
3 ms |
764 KB |
Output is correct |
| 7 |
Correct |
2 ms |
764 KB |
Output is correct |
| 8 |
Correct |
2 ms |
764 KB |
Output is correct |
| 9 |
Correct |
2 ms |
764 KB |
Output is correct |
| 10 |
Correct |
3 ms |
764 KB |
Output is correct |
| 11 |
Correct |
2 ms |
764 KB |
Output is correct |
| 12 |
Correct |
2 ms |
764 KB |
Output is correct |
| 13 |
Correct |
2 ms |
764 KB |
Output is correct |
| 14 |
Correct |
2 ms |
764 KB |
Output is correct |
| 15 |
Correct |
3 ms |
764 KB |
Output is correct |
| 16 |
Correct |
2 ms |
764 KB |
Output is correct |
| 17 |
Correct |
2 ms |
764 KB |
Output is correct |
| 18 |
Correct |
2 ms |
764 KB |
Output is correct |
| 19 |
Correct |
3 ms |
764 KB |
Output is correct |
| 20 |
Correct |
2 ms |
764 KB |
Output is correct |
| 21 |
Correct |
3 ms |
764 KB |
Output is correct |
| 22 |
Correct |
2 ms |
764 KB |
Output is correct |
| 23 |
Correct |
2 ms |
764 KB |
Output is correct |
| 24 |
Correct |
3 ms |
764 KB |
Output is correct |
| 25 |
Correct |
2 ms |
764 KB |
Output is correct |
| 26 |
Correct |
2 ms |
764 KB |
Output is correct |
| 27 |
Correct |
2 ms |
764 KB |
Output is correct |
| 28 |
Correct |
2 ms |
764 KB |
Output is correct |
| 29 |
Correct |
2 ms |
764 KB |
Output is correct |
| 30 |
Correct |
2 ms |
764 KB |
Output is correct |
| 31 |
Correct |
2 ms |
764 KB |
Output is correct |
| 32 |
Correct |
2 ms |
764 KB |
Output is correct |
| 33 |
Correct |
2 ms |
764 KB |
Output is correct |
| 34 |
Correct |
3 ms |
764 KB |
Output is correct |
| 35 |
Correct |
3 ms |
764 KB |
Output is correct |
| 36 |
Correct |
3 ms |
764 KB |
Output is correct |
| 37 |
Correct |
3 ms |
764 KB |
Output is correct |
| 38 |
Correct |
3 ms |
764 KB |
Output is correct |
| 39 |
Correct |
3 ms |
764 KB |
Output is correct |
| 40 |
Correct |
3 ms |
764 KB |
Output is correct |
| 41 |
Correct |
3 ms |
764 KB |
Output is correct |
| 42 |
Correct |
3 ms |
764 KB |
Output is correct |
| 43 |
Correct |
2 ms |
764 KB |
Output is correct |
| 44 |
Correct |
3 ms |
764 KB |
Output is correct |
| 45 |
Correct |
3 ms |
764 KB |
Output is correct |
| 46 |
Correct |
3 ms |
764 KB |
Output is correct |
| 47 |
Correct |
3 ms |
764 KB |
Output is correct |
| 48 |
Correct |
4 ms |
764 KB |
Output is correct |
| 49 |
Correct |
3 ms |
764 KB |
Output is correct |
| 50 |
Correct |
4 ms |
764 KB |
Output is correct |
| 51 |
Correct |
4 ms |
764 KB |
Output is correct |
| 52 |
Correct |
3 ms |
764 KB |
Output is correct |
| 53 |
Correct |
3 ms |
764 KB |
Output is correct |
| 54 |
Correct |
3 ms |
764 KB |
Output is correct |
| 55 |
Correct |
48 ms |
3388 KB |
Output is correct |
| 56 |
Correct |
52 ms |
4484 KB |
Output is correct |
| 57 |
Correct |
62 ms |
5472 KB |
Output is correct |
| 58 |
Correct |
61 ms |
6456 KB |
Output is correct |
| 59 |
Correct |
57 ms |
7468 KB |
Output is correct |
| 60 |
Correct |
62 ms |
8444 KB |
Output is correct |
| 61 |
Correct |
52 ms |
9420 KB |
Output is correct |
| 62 |
Correct |
57 ms |
10388 KB |
Output is correct |
| 63 |
Correct |
54 ms |
11372 KB |
Output is correct |
| 64 |
Correct |
53 ms |
12284 KB |
Output is correct |
| 65 |
Correct |
46 ms |
13324 KB |
Output is correct |
| 66 |
Correct |
62 ms |
14304 KB |
Output is correct |
| 67 |
Correct |
63 ms |
15276 KB |
Output is correct |
| 68 |
Correct |
58 ms |
16380 KB |
Output is correct |
| 69 |
Correct |
71 ms |
17220 KB |
Output is correct |
| 70 |
Correct |
71 ms |
18220 KB |
Output is correct |
| 71 |
Correct |
65 ms |
19108 KB |
Output is correct |
| 72 |
Correct |
68 ms |
20064 KB |
Output is correct |
| 73 |
Correct |
100 ms |
21156 KB |
Output is correct |
| 74 |
Correct |
73 ms |
22108 KB |
Output is correct |
| 75 |
Correct |
63 ms |
23116 KB |
Output is correct |
| 76 |
Correct |
156 ms |
27748 KB |
Output is correct |
| 77 |
Correct |
190 ms |
30120 KB |
Output is correct |
| 78 |
Correct |
127 ms |
32220 KB |
Output is correct |
| 79 |
Correct |
208 ms |
34636 KB |
Output is correct |
| 80 |
Correct |
170 ms |
36796 KB |
Output is correct |
| 81 |
Correct |
134 ms |
39196 KB |
Output is correct |
| 82 |
Correct |
146 ms |
41460 KB |
Output is correct |
| 83 |
Correct |
120 ms |
43628 KB |
Output is correct |
| 84 |
Correct |
131 ms |
45900 KB |
Output is correct |
| 85 |
Correct |
292 ms |
53032 KB |
Output is correct |
| 86 |
Correct |
317 ms |
57016 KB |
Output is correct |
| 87 |
Correct |
327 ms |
61108 KB |
Output is correct |
| 88 |
Correct |
239 ms |
65092 KB |
Output is correct |
| 89 |
Correct |
261 ms |
69116 KB |
Output is correct |
| 90 |
Correct |
230 ms |
73124 KB |
Output is correct |
| 91 |
Correct |
225 ms |
77148 KB |
Output is correct |
| 92 |
Correct |
235 ms |
81264 KB |
Output is correct |
| 93 |
Correct |
222 ms |
85196 KB |
Output is correct |
| 94 |
Correct |
722 ms |
102900 KB |
Output is correct |
| 95 |
Correct |
657 ms |
112236 KB |
Output is correct |
| 96 |
Correct |
602 ms |
121612 KB |
Output is correct |
| 97 |
Correct |
676 ms |
131160 KB |
Output is correct |
| 98 |
Correct |
672 ms |
140404 KB |
Output is correct |
| 99 |
Correct |
623 ms |
149892 KB |
Output is correct |
| 100 |
Correct |
601 ms |
159220 KB |
Output is correct |
