답안 #990111

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
990111	2024-05-29T15:57:06 Z	huutuan	게임 (IOI14_game)	C++14	100 / 100	331 ms	19616 KB

game

#include "game.h"

#include <bits/stdc++.h>

using namespace std;

static const int N=1500, S=40;

static struct DSU{
   int n;
   vector<int> lab;
   void init(int _n){
      n=_n;
      lab.assign(n, -1);
   }
   int find_set(int u){
      return lab[u]<0?u:lab[u]=find_set(lab[u]);
   }
   void union_sets(int u, int v){
      u=find_set(u); v=find_set(v);
      if (u!=v){
         if (lab[u]>lab[v]) swap(u, v);
         lab[u]+=lab[v];
         lab[v]=u;
      }
   }
} dsu;

static int n;
static set<pair<int, int>> edge[N/S+10], edge2;
static int cnt[N/S+10][N/S+10];

void initialize(int n_) {
   n=n_;
   for (int i=0; i<n; ++i){
      for (int j=i+1; j<n; ++j){
         if (i/S==j/S){
            edge[i/S].emplace(i, j);
         }else{
            ++cnt[i/S][j/S];
         }
      }
   }
   for (int i=0; i<(n+S-1)/S; ++i) for (int j=i+1; j<(n+S-1)/S; ++j) edge2.emplace(i, j);
}

int hasEdge(int u, int v) {
   if (u>v) swap(u, v);
   if (u/S!=v/S){
      u/=S, v/=S;
      --cnt[u][v];
      if (cnt[u][v]) return 0;
      dsu.init((n+S-1)/S);
      edge2.erase({u, v});
      for (auto &i:edge2) dsu.union_sets(i.first, i.second);
      if (dsu.lab[dsu.find_set(0)]+(n+S-1)/S){
         edge2.emplace(u, v);
         return 1;
      }
      return 0;
   }
   int id=u/S;
   int size=min(n, id*S+S)-id*S;
   dsu.init(size);
   edge[id].erase({u, v});
   for (auto &i:edge[id]) dsu.union_sets(i.first-S*id, i.second-S*id);
   if (dsu.lab[dsu.find_set(0)]+size){
      edge[id].emplace(u, v);
      return 1;
   }
   return 0;
}

Subtask #1
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct

Subtask #2
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	344 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	1 ms	348 KB	Output is correct
32	Correct	1 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	4 ms	344 KB	Output is correct
35	Correct	4 ms	348 KB	Output is correct
36	Correct	4 ms	348 KB	Output is correct
37	Correct	4 ms	348 KB	Output is correct
38	Correct	6 ms	348 KB	Output is correct
39	Correct	4 ms	348 KB	Output is correct
40	Correct	4 ms	348 KB	Output is correct
41	Correct	4 ms	348 KB	Output is correct
42	Correct	4 ms	528 KB	Output is correct
43	Correct	6 ms	348 KB	Output is correct
44	Correct	4 ms	348 KB	Output is correct
45	Correct	5 ms	344 KB	Output is correct
46	Correct	4 ms	348 KB	Output is correct
47	Correct	4 ms	348 KB	Output is correct
48	Correct	4 ms	528 KB	Output is correct
49	Correct	5 ms	344 KB	Output is correct
50	Correct	5 ms	524 KB	Output is correct
51	Correct	4 ms	348 KB	Output is correct
52	Correct	4 ms	348 KB	Output is correct
53	Correct	5 ms	344 KB	Output is correct
54	Correct	4 ms	344 KB	Output is correct

Subtask #3
58.0 / 58.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	444 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	344 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	476 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	1 ms	348 KB	Output is correct
32	Correct	1 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	4 ms	348 KB	Output is correct
35	Correct	4 ms	348 KB	Output is correct
36	Correct	4 ms	348 KB	Output is correct
37	Correct	5 ms	348 KB	Output is correct
38	Correct	7 ms	348 KB	Output is correct
39	Correct	7 ms	604 KB	Output is correct
40	Correct	4 ms	392 KB	Output is correct
41	Correct	4 ms	348 KB	Output is correct
42	Correct	4 ms	348 KB	Output is correct
43	Correct	4 ms	348 KB	Output is correct
44	Correct	4 ms	348 KB	Output is correct
45	Correct	4 ms	344 KB	Output is correct
46	Correct	4 ms	348 KB	Output is correct
47	Correct	4 ms	348 KB	Output is correct
48	Correct	4 ms	348 KB	Output is correct
49	Correct	4 ms	348 KB	Output is correct
50	Correct	4 ms	524 KB	Output is correct
51	Correct	4 ms	348 KB	Output is correct
52	Correct	6 ms	520 KB	Output is correct
53	Correct	4 ms	348 KB	Output is correct
54	Correct	4 ms	348 KB	Output is correct
55	Correct	47 ms	3116 KB	Output is correct
56	Correct	47 ms	3156 KB	Output is correct
57	Correct	47 ms	3152 KB	Output is correct
58	Correct	47 ms	3340 KB	Output is correct
59	Correct	47 ms	3352 KB	Output is correct
60	Correct	54 ms	3356 KB	Output is correct
61	Correct	64 ms	3156 KB	Output is correct
62	Correct	48 ms	3156 KB	Output is correct
63	Correct	47 ms	3120 KB	Output is correct
64	Correct	42 ms	3156 KB	Output is correct
65	Correct	48 ms	3356 KB	Output is correct
66	Correct	55 ms	3152 KB	Output is correct
67	Correct	47 ms	3152 KB	Output is correct
68	Correct	48 ms	3120 KB	Output is correct
69	Correct	56 ms	3524 KB	Output is correct
70	Correct	48 ms	3152 KB	Output is correct
71	Correct	45 ms	3156 KB	Output is correct
72	Correct	46 ms	3156 KB	Output is correct
73	Correct	47 ms	3152 KB	Output is correct
74	Correct	47 ms	3352 KB	Output is correct
75	Correct	46 ms	3164 KB	Output is correct
76	Correct	93 ms	3924 KB	Output is correct
77	Correct	91 ms	3860 KB	Output is correct
78	Correct	96 ms	3828 KB	Output is correct
79	Correct	89 ms	3920 KB	Output is correct
80	Correct	95 ms	3924 KB	Output is correct
81	Correct	105 ms	3920 KB	Output is correct
82	Correct	92 ms	3924 KB	Output is correct
83	Correct	90 ms	3920 KB	Output is correct
84	Correct	88 ms	3924 KB	Output is correct
85	Correct	160 ms	4432 KB	Output is correct
86	Correct	142 ms	4508 KB	Output is correct
87	Correct	148 ms	4692 KB	Output is correct
88	Correct	143 ms	4600 KB	Output is correct
89	Correct	142 ms	4600 KB	Output is correct
90	Correct	142 ms	4436 KB	Output is correct
91	Correct	148 ms	4436 KB	Output is correct
92	Correct	148 ms	4692 KB	Output is correct
93	Correct	144 ms	4436 KB	Output is correct
94	Correct	291 ms	19616 KB	Output is correct
95	Correct	297 ms	19536 KB	Output is correct
96	Correct	289 ms	19536 KB	Output is correct
97	Correct	331 ms	19592 KB	Output is correct
98	Correct	292 ms	19536 KB	Output is correct
99	Correct	289 ms	19540 KB	Output is correct
100	Correct	293 ms	19512 KB	Output is correct

답안 #990111

Compilation message

Subtask #1 15.0 / 15.0

Subtask #2 27.0 / 27.0

Subtask #3 58.0 / 58.0

Subtask #1
15.0 / 15.0

Subtask #2
27.0 / 27.0

Subtask #3
58.0 / 58.0