oj.uz

답안 #660568

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
660568 2022-11-22T11:14:04 Z atigun 게임 (IOI14_game) C++11
100 / 100
 499 ms 25248 KB 
#include<bits/stdc++.h>
#include"game.h"

using namespace std;
typedef long long ll;

struct DSU{
  vector<int> parent, size;
  int N;
  DSU(int n) : N(n){
    parent.resize(N);
    iota(parent.begin(), parent.end(), 0);
    size.resize(N, 1);
  }
  void reset(){
    size.assign(N, 1);
    iota(parent.begin(), parent.end(), 0);
  }
  int find(int v){
    return parent[v] = (parent[v]==v?v:find(parent[v]));
  }
  void merge(int v, int u){
    if(size[find(v)] < size[find(u)])
      swap(u, v);
    size[find(v)]+= size[find(u)];
    parent[find(u)] = find(v);
  }
};

const int maxn = 1500;
int n;
vector<vector<int>> S(maxn+5, vector<int>(maxn+5));
DSU dsu(maxn+5);

void initialize(int k){
  n = k;
  dsu.reset();
  for(int i = 0; i < n; i++)
    for(int j = 0; j < n; j++)
      S[i][j] = (i!=j);
}

int hasEdge(int v, int u){
  if(dsu.find(v) == dsu.find(u)){
    return 0;
  } else if(S[dsu.find(v)][dsu.find(u)] == 1){
    vector<int> sums(n);
    for(int x = 0; x < n; x++)
      sums[dsu.find(x)] = S[dsu.find(x)][dsu.find(v)]+S[dsu.find(x)][dsu.find(u)];
    dsu.merge(u, v);
    for(int x = 0; x < n; x++)
      S[dsu.find(x)][dsu.find(v)] = S[dsu.find(v)][dsu.find(x)] = sums[dsu.find(x)];
    return 1;
  } else{
    S[dsu.find(v)][dsu.find(u)]--;
    S[dsu.find(u)][dsu.find(v)]--;
    return 0;
  }
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 9172 KB Output is correct
2 Correct 4 ms 9172 KB Output is correct
3 Correct 5 ms 9172 KB Output is correct
4 Correct 4 ms 9172 KB Output is correct
5 Correct 5 ms 9236 KB Output is correct
6 Correct 4 ms 9220 KB Output is correct
7 Correct 4 ms 9232 KB Output is correct
8 Correct 4 ms 9172 KB Output is correct
9 Correct 4 ms 9172 KB Output is correct
10 Correct 4 ms 9236 KB Output is correct
11 Correct 4 ms 9172 KB Output is correct
12 Correct 4 ms 9236 KB Output is correct
13 Correct 4 ms 9240 KB Output is correct
14 Correct 5 ms 9172 KB Output is correct
15 Correct 4 ms 9172 KB Output is correct
16 Correct 4 ms 9172 KB Output is correct
17 Correct 4 ms 9172 KB Output is correct
18 Correct 4 ms 9172 KB Output is correct
19 Correct 4 ms 9172 KB Output is correct
20 Correct 4 ms 9236 KB Output is correct
21 Correct 4 ms 9172 KB Output is correct
22 Correct 4 ms 9172 KB Output is correct
23 Correct 5 ms 9232 KB Output is correct
24 Correct 4 ms 9172 KB Output is correct

Subtask #2
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 9172 KB Output is correct
2 Correct 4 ms 9172 KB Output is correct
3 Correct 4 ms 9172 KB Output is correct
4 Correct 4 ms 9172 KB Output is correct
5 Correct 5 ms 9244 KB Output is correct
6 Correct 4 ms 9172 KB Output is correct
7 Correct 5 ms 9236 KB Output is correct
8 Correct 5 ms 9124 KB Output is correct
9 Correct 5 ms 9176 KB Output is correct
10 Correct 4 ms 9172 KB Output is correct
11 Correct 6 ms 9240 KB Output is correct
12 Correct 5 ms 9236 KB Output is correct
13 Correct 4 ms 9244 KB Output is correct
14 Correct 4 ms 9236 KB Output is correct
15 Correct 4 ms 9172 KB Output is correct
16 Correct 5 ms 9172 KB Output is correct
17 Correct 4 ms 9172 KB Output is correct
18 Correct 4 ms 9172 KB Output is correct
19 Correct 5 ms 9236 KB Output is correct
20 Correct 5 ms 9172 KB Output is correct
21 Correct 4 ms 9172 KB Output is correct
22 Correct 5 ms 9172 KB Output is correct
23 Correct 6 ms 9236 KB Output is correct
24 Correct 5 ms 9172 KB Output is correct
25 Correct 6 ms 9172 KB Output is correct
26 Correct 5 ms 9172 KB Output is correct
27 Correct 5 ms 9236 KB Output is correct
28 Correct 5 ms 9172 KB Output is correct
29 Correct 5 ms 9236 KB Output is correct
30 Correct 5 ms 9232 KB Output is correct
31 Correct 5 ms 9240 KB Output is correct
32 Correct 4 ms 9172 KB Output is correct
33 Correct 5 ms 9236 KB Output is correct
34 Correct 5 ms 9252 KB Output is correct
35 Correct 6 ms 9260 KB Output is correct
36 Correct 5 ms 9172 KB Output is correct
37 Correct 6 ms 9252 KB Output is correct
38 Correct 6 ms 9248 KB Output is correct
39 Correct 7 ms 9172 KB Output is correct
40 Correct 5 ms 9172 KB Output is correct
41 Correct 6 ms 9252 KB Output is correct
42 Correct 5 ms 9172 KB Output is correct
43 Correct 5 ms 9172 KB Output is correct
44 Correct 6 ms 9172 KB Output is correct
45 Correct 6 ms 9172 KB Output is correct
46 Correct 6 ms 9172 KB Output is correct
47 Correct 6 ms 9172 KB Output is correct
48 Correct 6 ms 9172 KB Output is correct
49 Correct 5 ms 9192 KB Output is correct
50 Correct 6 ms 9244 KB Output is correct
51 Correct 6 ms 9172 KB Output is correct
52 Correct 6 ms 9172 KB Output is correct
53 Correct 6 ms 9172 KB Output is correct
54 Correct 6 ms 9172 KB Output is correct

Subtask #3
58.0 / 58.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 9172 KB Output is correct
2 Correct 5 ms 9172 KB Output is correct
3 Correct 4 ms 9172 KB Output is correct
4 Correct 4 ms 9172 KB Output is correct
5 Correct 5 ms 9236 KB Output is correct
6 Correct 5 ms 9236 KB Output is correct
7 Correct 4 ms 9240 KB Output is correct
8 Correct 5 ms 9172 KB Output is correct
9 Correct 5 ms 9236 KB Output is correct
10 Correct 5 ms 9232 KB Output is correct
11 Correct 4 ms 9240 KB Output is correct
12 Correct 5 ms 9172 KB Output is correct
13 Correct 4 ms 9236 KB Output is correct
14 Correct 4 ms 9232 KB Output is correct
15 Correct 4 ms 9172 KB Output is correct
16 Correct 5 ms 9172 KB Output is correct
17 Correct 4 ms 9172 KB Output is correct
18 Correct 4 ms 9172 KB Output is correct
19 Correct 4 ms 9240 KB Output is correct
20 Correct 5 ms 9232 KB Output is correct
21 Correct 4 ms 9172 KB Output is correct
22 Correct 4 ms 9172 KB Output is correct
23 Correct 5 ms 9172 KB Output is correct
24 Correct 7 ms 9200 KB Output is correct
25 Correct 4 ms 9172 KB Output is correct
26 Correct 4 ms 9236 KB Output is correct
27 Correct 5 ms 9232 KB Output is correct
28 Correct 5 ms 9208 KB Output is correct
29 Correct 5 ms 9232 KB Output is correct
30 Correct 5 ms 9172 KB Output is correct
31 Correct 5 ms 9240 KB Output is correct
32 Correct 4 ms 9172 KB Output is correct
33 Correct 4 ms 9232 KB Output is correct
34 Correct 5 ms 9172 KB Output is correct
35 Correct 6 ms 9172 KB Output is correct
36 Correct 5 ms 9252 KB Output is correct
37 Correct 5 ms 9256 KB Output is correct
38 Correct 5 ms 9268 KB Output is correct
39 Correct 5 ms 9252 KB Output is correct
40 Correct 6 ms 9172 KB Output is correct
41 Correct 6 ms 9300 KB Output is correct
42 Correct 7 ms 9172 KB Output is correct
43 Correct 6 ms 9172 KB Output is correct
44 Correct 5 ms 9244 KB Output is correct
45 Correct 5 ms 9252 KB Output is correct
46 Correct 5 ms 9172 KB Output is correct
47 Correct 5 ms 9232 KB Output is correct
48 Correct 6 ms 9252 KB Output is correct
49 Correct 6 ms 9172 KB Output is correct
50 Correct 5 ms 9172 KB Output is correct
51 Correct 6 ms 9260 KB Output is correct
52 Correct 5 ms 9244 KB Output is correct
53 Correct 6 ms 9172 KB Output is correct
54 Correct 7 ms 9300 KB Output is correct
55 Correct 51 ms 10932 KB Output is correct
56 Correct 54 ms 10956 KB Output is correct
57 Correct 58 ms 10904 KB Output is correct
58 Correct 54 ms 10852 KB Output is correct
59 Correct 53 ms 10956 KB Output is correct
60 Correct 54 ms 10968 KB Output is correct
61 Correct 55 ms 10872 KB Output is correct
62 Correct 64 ms 10920 KB Output is correct
63 Correct 57 ms 10900 KB Output is correct
64 Correct 53 ms 10948 KB Output is correct
65 Correct 49 ms 10956 KB Output is correct
66 Correct 53 ms 10972 KB Output is correct
67 Correct 52 ms 10924 KB Output is correct
68 Correct 52 ms 10888 KB Output is correct
69 Correct 53 ms 10888 KB Output is correct
70 Correct 54 ms 10944 KB Output is correct
71 Correct 53 ms 11012 KB Output is correct
72 Correct 53 ms 10952 KB Output is correct
73 Correct 54 ms 10864 KB Output is correct
74 Correct 51 ms 10968 KB Output is correct
75 Correct 50 ms 10908 KB Output is correct
76 Correct 113 ms 13204 KB Output is correct
77 Correct 119 ms 13244 KB Output is correct
78 Correct 116 ms 13224 KB Output is correct
79 Correct 114 ms 13268 KB Output is correct
80 Correct 116 ms 13196 KB Output is correct
81 Correct 115 ms 13236 KB Output is correct
82 Correct 119 ms 13252 KB Output is correct
83 Correct 122 ms 13296 KB Output is correct
84 Correct 115 ms 13264 KB Output is correct
85 Correct 202 ms 16316 KB Output is correct
86 Correct 201 ms 16204 KB Output is correct
87 Correct 201 ms 16204 KB Output is correct
88 Correct 202 ms 16300 KB Output is correct
89 Correct 206 ms 16320 KB Output is correct
90 Correct 201 ms 16252 KB Output is correct
91 Correct 196 ms 16248 KB Output is correct
92 Correct 197 ms 16268 KB Output is correct
93 Correct 196 ms 16276 KB Output is correct
94 Correct 466 ms 25164 KB Output is correct
95 Correct 459 ms 25116 KB Output is correct
96 Correct 499 ms 25136 KB Output is correct
97 Correct 468 ms 25176 KB Output is correct
98 Correct 471 ms 25232 KB Output is correct
99 Correct 476 ms 25248 KB Output is correct
100 Correct 457 ms 25184 KB Output is correct