oj.uz

Submission #601103

# Submission time Handle Problem Language Result Execution time Memory
601103 2022-07-21T11:13:20 Z FatihSolak Connecting Supertrees (IOI20_supertrees) C++17
100 / 100
 226 ms 24040 KB 
#include "supertrees.h"
#include <bits/stdc++.h>
#define N 1005
using namespace std;

int construct(vector<vector<int>> p){
	int n = p.size();
	vector<vector<int>> answer;
	for (int i = 0; i < n; i++) {
		vector<int> row;
		row.resize(n);
		answer.push_back(row);
	}
	vector<bool> vis(n);
	for(int i = 0;i<n;i++){
		if(!vis[i]){
			vector<bool> vis2(n,0);
			vector<int> cur(n,0);
			vector<int> now;
			for(int j = 0;j<n;j++){
				if(p[i][j]){
					if(vis[j])
						return 0;
					vis[j] = 1;
					cur[j]  = 1;
					now.push_back(j);
				}
			}
			for(auto u:now){
				for(int j = 0;j<n;j++){
					if(!!p[u][j] != cur[j]){
						return 0;
					}
				}
			}
			vector<int> circle;
			vector<int> par_on_circle(n);
			for(auto u:now){
				if(vis2[u])continue;
				circle.push_back(u);
				for(int j = 0;j<n;j++){
					if(p[u][j] == 1){
						par_on_circle[j] = u;
						vis2[j] = 1;
						if(u != j){
							answer[u][j] = answer[j][u] = 1;
						}
					}
				}
			}
			int sz = circle.size();
			if(sz == 2)
				return 0;
			for(auto u:now){
				for(auto c:now){
					if(p[u][c] != (sz == 1?1:2 - (par_on_circle[u] == par_on_circle[c])) ){
						return 0;
					}
				}
			}
			if(sz != 1){
				for(int j = 0;j<sz;j++){
					answer[circle[j]][circle[(j+1)%sz]] = answer[circle[(j+1)%sz]][circle[j]] = 1;
				}
			}
		}
	}
	build(answer);
	return 1;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 7 ms 1108 KB Output is correct
7 Correct 171 ms 22020 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 7 ms 1108 KB Output is correct
7 Correct 171 ms 22020 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 7 ms 1180 KB Output is correct
13 Correct 174 ms 22132 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 3 ms 724 KB Output is correct
17 Correct 87 ms 12036 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 42 ms 5756 KB Output is correct
21 Correct 168 ms 22020 KB Output is correct
22 Correct 169 ms 22032 KB Output is correct
23 Correct 181 ms 22044 KB Output is correct
24 Correct 173 ms 22032 KB Output is correct
25 Correct 74 ms 12044 KB Output is correct
26 Correct 88 ms 12036 KB Output is correct
27 Correct 187 ms 21932 KB Output is correct
28 Correct 189 ms 21964 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 8 ms 1204 KB Output is correct
9 Correct 174 ms 23920 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 10 ms 1332 KB Output is correct
13 Correct 185 ms 23940 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 4 ms 820 KB Output is correct
17 Correct 73 ms 14012 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 296 KB Output is correct
20 Correct 1 ms 300 KB Output is correct
21 Correct 65 ms 6256 KB Output is correct
22 Correct 173 ms 24012 KB Output is correct
23 Correct 168 ms 23936 KB Output is correct
24 Correct 192 ms 24012 KB Output is correct
25 Correct 66 ms 14028 KB Output is correct
26 Correct 65 ms 14080 KB Output is correct
27 Correct 184 ms 24040 KB Output is correct
28 Correct 197 ms 23928 KB Output is correct
29 Correct 68 ms 14076 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 45 ms 5680 KB Output is correct
5 Correct 170 ms 22120 KB Output is correct
6 Correct 172 ms 21980 KB Output is correct
7 Correct 203 ms 22020 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 46 ms 5752 KB Output is correct
10 Correct 170 ms 22044 KB Output is correct
11 Correct 197 ms 21964 KB Output is correct
12 Correct 176 ms 22036 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 51 ms 5752 KB Output is correct
17 Correct 175 ms 22060 KB Output is correct
18 Correct 226 ms 22048 KB Output is correct
19 Correct 169 ms 22020 KB Output is correct
20 Correct 174 ms 21972 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 7 ms 1108 KB Output is correct
7 Correct 171 ms 22020 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 7 ms 1180 KB Output is correct
13 Correct 174 ms 22132 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 3 ms 724 KB Output is correct
17 Correct 87 ms 12036 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 42 ms 5756 KB Output is correct
21 Correct 168 ms 22020 KB Output is correct
22 Correct 169 ms 22032 KB Output is correct
23 Correct 181 ms 22044 KB Output is correct
24 Correct 173 ms 22032 KB Output is correct
25 Correct 74 ms 12044 KB Output is correct
26 Correct 88 ms 12036 KB Output is correct
27 Correct 187 ms 21932 KB Output is correct
28 Correct 189 ms 21964 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 8 ms 1204 KB Output is correct
37 Correct 174 ms 23920 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 10 ms 1332 KB Output is correct
41 Correct 185 ms 23940 KB Output is correct
42 Correct 1 ms 300 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 4 ms 820 KB Output is correct
45 Correct 73 ms 14012 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 296 KB Output is correct
48 Correct 1 ms 300 KB Output is correct
49 Correct 65 ms 6256 KB Output is correct
50 Correct 173 ms 24012 KB Output is correct
51 Correct 168 ms 23936 KB Output is correct
52 Correct 192 ms 24012 KB Output is correct
53 Correct 66 ms 14028 KB Output is correct
54 Correct 65 ms 14080 KB Output is correct
55 Correct 184 ms 24040 KB Output is correct
56 Correct 197 ms 23928 KB Output is correct
57 Correct 68 ms 14076 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 3 ms 828 KB Output is correct
61 Correct 73 ms 14072 KB Output is correct
62 Correct 1 ms 296 KB Output is correct
63 Correct 1 ms 300 KB Output is correct
64 Correct 1 ms 212 KB Output is correct
65 Correct 45 ms 6220 KB Output is correct
66 Correct 64 ms 14076 KB Output is correct
67 Correct 65 ms 14072 KB Output is correct
68 Correct 64 ms 14080 KB Output is correct
69 Correct 63 ms 14000 KB Output is correct

Subtask #6
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 7 ms 1108 KB Output is correct
7 Correct 171 ms 22020 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 7 ms 1180 KB Output is correct
13 Correct 174 ms 22132 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 3 ms 724 KB Output is correct
17 Correct 87 ms 12036 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 42 ms 5756 KB Output is correct
21 Correct 168 ms 22020 KB Output is correct
22 Correct 169 ms 22032 KB Output is correct
23 Correct 181 ms 22044 KB Output is correct
24 Correct 173 ms 22032 KB Output is correct
25 Correct 74 ms 12044 KB Output is correct
26 Correct 88 ms 12036 KB Output is correct
27 Correct 187 ms 21932 KB Output is correct
28 Correct 189 ms 21964 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 8 ms 1204 KB Output is correct
37 Correct 174 ms 23920 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 10 ms 1332 KB Output is correct
41 Correct 185 ms 23940 KB Output is correct
42 Correct 1 ms 300 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 4 ms 820 KB Output is correct
45 Correct 73 ms 14012 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 296 KB Output is correct
48 Correct 1 ms 300 KB Output is correct
49 Correct 65 ms 6256 KB Output is correct
50 Correct 173 ms 24012 KB Output is correct
51 Correct 168 ms 23936 KB Output is correct
52 Correct 192 ms 24012 KB Output is correct
53 Correct 66 ms 14028 KB Output is correct
54 Correct 65 ms 14080 KB Output is correct
55 Correct 184 ms 24040 KB Output is correct
56 Correct 197 ms 23928 KB Output is correct
57 Correct 68 ms 14076 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 0 ms 212 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 45 ms 5680 KB Output is correct
62 Correct 170 ms 22120 KB Output is correct
63 Correct 172 ms 21980 KB Output is correct
64 Correct 203 ms 22020 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 46 ms 5752 KB Output is correct
67 Correct 170 ms 22044 KB Output is correct
68 Correct 197 ms 21964 KB Output is correct
69 Correct 176 ms 22036 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 0 ms 212 KB Output is correct
73 Correct 51 ms 5752 KB Output is correct
74 Correct 175 ms 22060 KB Output is correct
75 Correct 226 ms 22048 KB Output is correct
76 Correct 169 ms 22020 KB Output is correct
77 Correct 174 ms 21972 KB Output is correct
78 Correct 0 ms 212 KB Output is correct
79 Correct 1 ms 212 KB Output is correct
80 Correct 3 ms 828 KB Output is correct
81 Correct 73 ms 14072 KB Output is correct
82 Correct 1 ms 296 KB Output is correct
83 Correct 1 ms 300 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 45 ms 6220 KB Output is correct
86 Correct 64 ms 14076 KB Output is correct
87 Correct 65 ms 14072 KB Output is correct
88 Correct 64 ms 14080 KB Output is correct
89 Correct 63 ms 14000 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 212 KB Output is correct
92 Correct 4 ms 852 KB Output is correct
93 Correct 74 ms 14068 KB Output is correct
94 Correct 1 ms 212 KB Output is correct
95 Correct 0 ms 212 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 20 ms 3704 KB Output is correct
98 Correct 66 ms 14080 KB Output is correct
99 Correct 73 ms 14068 KB Output is correct
100 Correct 70 ms 14064 KB Output is correct
101 Correct 67 ms 14068 KB Output is correct
102 Correct 66 ms 14072 KB Output is correct
103 Correct 66 ms 14028 KB Output is correct
104 Correct 64 ms 14028 KB Output is correct
105 Correct 78 ms 14064 KB Output is correct