답안 #927621

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
927621	2024-02-15T07:34:19 Z	MrDeboo	슈퍼트리 잇기 (IOI20_supertrees)	C++17	100 / 100	172 ms	30392 KB

supertrees

#include "bits/stdc++.h"
#include "supertrees.h"
using namespace std;
vector<int>vct[1000][2];
vector<vector<int>>ans;
vector<vector<int>>P;
int slv(vector<int>v){
	for(auto &i:v){
		for(auto &w:v){
			if(!P[i][w])return 0;
		}
	}
	vector<int>V;
	vector<bool>vis(P.size());
	for(int i=0;i<v.size();i++){
		if(vis[i])continue;
		int I=i;
		for(int w=0;w<v.size();w++){
			if(P[v[i]][v[w]]==1&&!vis[w]&&i!=w){
				bool bl=1;
				for(int j=0;j<v.size();j++){
					if(j==i||j==w)continue;
					if(P[v[j]][v[i]]!=P[v[j]][v[w]])bl=0;
				}
				if(bl){
					vis[w]=1;
					ans[v[I]][v[w]]=1;
					ans[v[w]][v[I]]=1;
					I=w;
				}
			}
		}
		V.push_back(v[i]);
		vis[i]=1;
	}
	v=V;
	for(int i=0;i<v.size();i++){
		for(int w=i+1;w<v.size();w++){
			if(P[v[i]][v[w]]!=2)return 0;
		}
	}
	if(v.size()>1){
		if(v.size()==2)return 0;
		for(int i=0;i<v.size();i++){
			ans[v[i]][v[(i+1)%v.size()]]=1;
			ans[v[(i+1)%v.size()]][v[i]]=1;
		}
	}
	return 1;
}
int construct(std::vector<std::vector<int>> p){
	for(auto &i:p){
		for(auto &w:i){
			if(w>2)return 0;
		}
	}
	for(auto &i:p)P.push_back(i);
	int n=p.size();
	for(int i=0;i<n;i++){
		for(int w=0;w<n;w++){
			if(i==w)continue;
			if(p[i][w])vct[i][p[i][w]-1].push_back(w);
		}
	}
	for(int i=0;i<n;i++){
		vector<int>v(n);
		ans.push_back(v);
	}
	vector<bool>vis(n);
	for(int i=0;i<n;i++){
		for(int w=0;w<n;w++){
			if(vis[i]||vis[w]||i==w)continue;
			if(p[i][w]){
				deque<int>dq={i};
				vis[i]=1;
				vector<int>vc;
				while(dq.size()){
					int a=dq.front();
					vc.push_back(a);
					dq.pop_front();
					for(auto &j:vct[a][1]){
						if(!vis[j]){
							vis[j]=1;
							dq.push_back(j);
						}
					}
					for(auto &j:vct[a][0]){
						if(!vis[j]){
							vis[j]=1;
							dq.push_back(j);
						}
					}
				}
				if(!slv(vc))return 0;
			}
		}
	}
	build(ans);
	return 1;
}

Compilation message

supertrees.cpp: In function 'int slv(std::vector<int>)':
supertrees.cpp:15:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |  for(int i=0;i<v.size();i++){
      |              ~^~~~~~~~~
supertrees.cpp:18:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |   for(int w=0;w<v.size();w++){
      |               ~^~~~~~~~~
supertrees.cpp:21:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int j=0;j<v.size();j++){
      |                 ~^~~~~~~~~
supertrees.cpp:37:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |  for(int i=0;i<v.size();i++){
      |              ~^~~~~~~~~
supertrees.cpp:38:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |   for(int w=i+1;w<v.size();w++){
      |                 ~^~~~~~~~~
supertrees.cpp:44:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |   for(int i=0;i<v.size();i++){
      |               ~^~~~~~~~~

Subtask #1
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	504 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	7 ms	1628 KB	Output is correct
7	Correct	157 ms	30012 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	504 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	7 ms	1628 KB	Output is correct
7	Correct	157 ms	30012 KB	Output is correct
8	Correct	0 ms	344 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	7 ms	1372 KB	Output is correct
13	Correct	153 ms	26168 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	4 ms	1116 KB	Output is correct
17	Correct	73 ms	18492 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	39 ms	7004 KB	Output is correct
21	Correct	158 ms	26512 KB	Output is correct
22	Correct	152 ms	26184 KB	Output is correct
23	Correct	167 ms	28072 KB	Output is correct
24	Correct	151 ms	26032 KB	Output is correct
25	Correct	74 ms	16724 KB	Output is correct
26	Correct	67 ms	16180 KB	Output is correct
27	Correct	156 ms	29004 KB	Output is correct
28	Correct	151 ms	26100 KB	Output is correct

Subtask #3
19.0 / 19.0

#	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	1 ms	348 KB	Output is correct
6	Correct	0 ms	376 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	6 ms	1372 KB	Output is correct
9	Correct	151 ms	25976 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	344 KB	Output is correct
12	Correct	7 ms	1628 KB	Output is correct
13	Correct	158 ms	30036 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	4 ms	1116 KB	Output is correct
17	Correct	84 ms	18488 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	38 ms	6740 KB	Output is correct
22	Correct	158 ms	27964 KB	Output is correct
23	Correct	158 ms	27700 KB	Output is correct
24	Correct	172 ms	30292 KB	Output is correct
25	Correct	71 ms	17492 KB	Output is correct
26	Correct	71 ms	17980 KB	Output is correct
27	Correct	150 ms	27472 KB	Output is correct
28	Correct	162 ms	29436 KB	Output is correct
29	Correct	72 ms	17704 KB	Output is correct

Subtask #4
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	39 ms	6884 KB	Output is correct
5	Correct	151 ms	26704 KB	Output is correct
6	Correct	153 ms	26184 KB	Output is correct
7	Correct	157 ms	28268 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	38 ms	6800 KB	Output is correct
10	Correct	155 ms	27984 KB	Output is correct
11	Correct	155 ms	27324 KB	Output is correct
12	Correct	158 ms	30392 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	44 ms	7860 KB	Output is correct
17	Correct	157 ms	27964 KB	Output is correct
18	Correct	151 ms	27984 KB	Output is correct
19	Correct	152 ms	27472 KB	Output is correct
20	Correct	150 ms	27320 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	504 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	7 ms	1628 KB	Output is correct
7	Correct	157 ms	30012 KB	Output is correct
8	Correct	0 ms	344 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	7 ms	1372 KB	Output is correct
13	Correct	153 ms	26168 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	4 ms	1116 KB	Output is correct
17	Correct	73 ms	18492 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	39 ms	7004 KB	Output is correct
21	Correct	158 ms	26512 KB	Output is correct
22	Correct	152 ms	26184 KB	Output is correct
23	Correct	167 ms	28072 KB	Output is correct
24	Correct	151 ms	26032 KB	Output is correct
25	Correct	74 ms	16724 KB	Output is correct
26	Correct	67 ms	16180 KB	Output is correct
27	Correct	156 ms	29004 KB	Output is correct
28	Correct	151 ms	26100 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	0 ms	376 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	6 ms	1372 KB	Output is correct
37	Correct	151 ms	25976 KB	Output is correct
38	Correct	0 ms	344 KB	Output is correct
39	Correct	0 ms	344 KB	Output is correct
40	Correct	7 ms	1628 KB	Output is correct
41	Correct	158 ms	30036 KB	Output is correct
42	Correct	0 ms	348 KB	Output is correct
43	Correct	0 ms	348 KB	Output is correct
44	Correct	4 ms	1116 KB	Output is correct
45	Correct	84 ms	18488 KB	Output is correct
46	Correct	0 ms	348 KB	Output is correct
47	Correct	0 ms	348 KB	Output is correct
48	Correct	0 ms	348 KB	Output is correct
49	Correct	38 ms	6740 KB	Output is correct
50	Correct	158 ms	27964 KB	Output is correct
51	Correct	158 ms	27700 KB	Output is correct
52	Correct	172 ms	30292 KB	Output is correct
53	Correct	71 ms	17492 KB	Output is correct
54	Correct	71 ms	17980 KB	Output is correct
55	Correct	150 ms	27472 KB	Output is correct
56	Correct	162 ms	29436 KB	Output is correct
57	Correct	72 ms	17704 KB	Output is correct
58	Correct	1 ms	348 KB	Output is correct
59	Correct	0 ms	348 KB	Output is correct
60	Correct	4 ms	1368 KB	Output is correct
61	Correct	89 ms	21560 KB	Output is correct
62	Correct	1 ms	344 KB	Output is correct
63	Correct	0 ms	348 KB	Output is correct
64	Correct	0 ms	348 KB	Output is correct
65	Correct	38 ms	7252 KB	Output is correct
66	Correct	73 ms	18000 KB	Output is correct
67	Correct	71 ms	17972 KB	Output is correct
68	Correct	68 ms	17592 KB	Output is correct
69	Correct	66 ms	17332 KB	Output is correct

Subtask #6
4.0 / 4.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	504 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	7 ms	1628 KB	Output is correct
7	Correct	157 ms	30012 KB	Output is correct
8	Correct	0 ms	344 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	7 ms	1372 KB	Output is correct
13	Correct	153 ms	26168 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	4 ms	1116 KB	Output is correct
17	Correct	73 ms	18492 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	39 ms	7004 KB	Output is correct
21	Correct	158 ms	26512 KB	Output is correct
22	Correct	152 ms	26184 KB	Output is correct
23	Correct	167 ms	28072 KB	Output is correct
24	Correct	151 ms	26032 KB	Output is correct
25	Correct	74 ms	16724 KB	Output is correct
26	Correct	67 ms	16180 KB	Output is correct
27	Correct	156 ms	29004 KB	Output is correct
28	Correct	151 ms	26100 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	0 ms	376 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	6 ms	1372 KB	Output is correct
37	Correct	151 ms	25976 KB	Output is correct
38	Correct	0 ms	344 KB	Output is correct
39	Correct	0 ms	344 KB	Output is correct
40	Correct	7 ms	1628 KB	Output is correct
41	Correct	158 ms	30036 KB	Output is correct
42	Correct	0 ms	348 KB	Output is correct
43	Correct	0 ms	348 KB	Output is correct
44	Correct	4 ms	1116 KB	Output is correct
45	Correct	84 ms	18488 KB	Output is correct
46	Correct	0 ms	348 KB	Output is correct
47	Correct	0 ms	348 KB	Output is correct
48	Correct	0 ms	348 KB	Output is correct
49	Correct	38 ms	6740 KB	Output is correct
50	Correct	158 ms	27964 KB	Output is correct
51	Correct	158 ms	27700 KB	Output is correct
52	Correct	172 ms	30292 KB	Output is correct
53	Correct	71 ms	17492 KB	Output is correct
54	Correct	71 ms	17980 KB	Output is correct
55	Correct	150 ms	27472 KB	Output is correct
56	Correct	162 ms	29436 KB	Output is correct
57	Correct	72 ms	17704 KB	Output is correct
58	Correct	1 ms	348 KB	Output is correct
59	Correct	1 ms	348 KB	Output is correct
60	Correct	0 ms	348 KB	Output is correct
61	Correct	39 ms	6884 KB	Output is correct
62	Correct	151 ms	26704 KB	Output is correct
63	Correct	153 ms	26184 KB	Output is correct
64	Correct	157 ms	28268 KB	Output is correct
65	Correct	0 ms	348 KB	Output is correct
66	Correct	38 ms	6800 KB	Output is correct
67	Correct	155 ms	27984 KB	Output is correct
68	Correct	155 ms	27324 KB	Output is correct
69	Correct	158 ms	30392 KB	Output is correct
70	Correct	0 ms	348 KB	Output is correct
71	Correct	0 ms	348 KB	Output is correct
72	Correct	0 ms	348 KB	Output is correct
73	Correct	44 ms	7860 KB	Output is correct
74	Correct	157 ms	27964 KB	Output is correct
75	Correct	151 ms	27984 KB	Output is correct
76	Correct	152 ms	27472 KB	Output is correct
77	Correct	150 ms	27320 KB	Output is correct
78	Correct	1 ms	348 KB	Output is correct
79	Correct	0 ms	348 KB	Output is correct
80	Correct	4 ms	1368 KB	Output is correct
81	Correct	89 ms	21560 KB	Output is correct
82	Correct	1 ms	344 KB	Output is correct
83	Correct	0 ms	348 KB	Output is correct
84	Correct	0 ms	348 KB	Output is correct
85	Correct	38 ms	7252 KB	Output is correct
86	Correct	73 ms	18000 KB	Output is correct
87	Correct	71 ms	17972 KB	Output is correct
88	Correct	68 ms	17592 KB	Output is correct
89	Correct	66 ms	17332 KB	Output is correct
90	Correct	0 ms	344 KB	Output is correct
91	Correct	0 ms	344 KB	Output is correct
92	Correct	3 ms	856 KB	Output is correct
93	Correct	67 ms	9624 KB	Output is correct
94	Correct	0 ms	348 KB	Output is correct
95	Correct	0 ms	348 KB	Output is correct
96	Correct	0 ms	348 KB	Output is correct
97	Correct	16 ms	2740 KB	Output is correct
98	Correct	64 ms	9556 KB	Output is correct
99	Correct	64 ms	9528 KB	Output is correct
100	Correct	65 ms	9528 KB	Output is correct
101	Correct	67 ms	9556 KB	Output is correct
102	Correct	62 ms	9532 KB	Output is correct
103	Correct	62 ms	9524 KB	Output is correct
104	Correct	70 ms	9556 KB	Output is correct
105	Correct	71 ms	9556 KB	Output is correct

답안 #927621

Compilation message

Subtask #1 11.0 / 11.0

Subtask #2 10.0 / 10.0

Subtask #3 19.0 / 19.0

Subtask #4 35.0 / 35.0

Subtask #5 21.0 / 21.0

Subtask #6 4.0 / 4.0

Subtask #1
11.0 / 11.0

Subtask #2
10.0 / 10.0

Subtask #3
19.0 / 19.0

Subtask #4
35.0 / 35.0

Subtask #5
21.0 / 21.0

Subtask #6
4.0 / 4.0