oj.uz

Submission #1043698

# Submission time Handle Problem Language Result Execution time Memory
1043698 2024-08-04T14:16:34 Z DeathIsAwe Connecting Supertrees (IOI20_supertrees) C++14
40 / 100
 115 ms 24404 KB 
#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std;

int construct(vector<vector<int>> p) {
	int n = p.size(), prev;
	vector<vector<int>> ans(n);
	bool visited[n];
	for (int i=0;i<n;i++) {
		visited[i] = false;
		for (int j=0;j<n;j++) {
			ans[i].push_back(0);
		}
	}
	vector<vector<int>> currentnodes(3);
	for (int i=0;i<n;i++) {
		if (visited[i]) {
			continue;
		}
		visited[i] = true;
		for (int j=0;j<3;j++) {
			currentnodes[j].clear();
		}
		for (int j=0;j<n;j++) {
			if (j == i) {
				continue;
			}
			if (p[i][j] > 0) {
				if (visited[j]) {
					return 0;
				}
				visited[j] = true;
				if (p[i][j] == 1) {
					currentnodes[1].push_back(j);
				} else if (p[i][j] == 2) {
					currentnodes[2].push_back(j);
				} else if (p[i][j] == 3) {
					return 0;
				}
			}
		}
		//for (int j: currentnodes[1]) {
		//	cout << j << ' ';
		//}
		//cout << '\n';
		//for (int j: currentnodes[2]) {
		//	cout << j << ' ';
		//}
		//cout << '\n';
		for (int j: currentnodes[1]) {
			for (int k=0;k<n;k++) {
				if (!visited[k]) {
					if (p[j][k] != 0) {
						return 0;
					}
				}
			}
		}
		for (int j: currentnodes[2]) {
			for (int k=0;k<n;k++) {
				if (!visited[k]) {
					if (p[j][k] != 0) {
						return 0;
					}
				}
			}
		}
		



		if (currentnodes[2].size() == 1) {
			return 0;
		}
		for (int j: currentnodes[1]) {
			for (int k: currentnodes[1]) {
				if (p[j][k] != 1) {
					return 0;
				}
			}
			for (int k: currentnodes[2]) {
				if (p[j][k] != 2) {
					return 0;
				}
			}
		}
		for (int j: currentnodes[2]) {
			for (int k: currentnodes[2]) {
				if (j == k) {
					continue;
				}
				if (p[j][k] != 2) {
					return 0;
				}
			}
		}
		prev = i;
		for (int j: currentnodes[1]) {
			ans[prev][j] = 1;
			ans[j][prev] = 1;
			prev = j;
		}
		prev = i;
		for (int j: currentnodes[2]) {
			ans[prev][j] = 1;
			ans[j][prev] = 1;
			prev = j;
		}
		if (prev == i) {
			continue;
		}
		ans[prev][i] = 1;
		ans[i][prev] = 1;
	}


	
	build(ans);
	return 1;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 436 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1372 KB Output is correct
7 Correct 113 ms 24116 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 436 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1372 KB Output is correct
7 Correct 113 ms 24116 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 428 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 4 ms 1400 KB Output is correct
13 Correct 105 ms 24144 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 2 ms 860 KB Output is correct
17 Correct 58 ms 14216 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 25 ms 6348 KB Output is correct
21 Correct 108 ms 24404 KB Output is correct
22 Correct 115 ms 24200 KB Output is correct
23 Correct 108 ms 24148 KB Output is correct
24 Correct 107 ms 24000 KB Output is correct
25 Correct 59 ms 14216 KB Output is correct
26 Correct 48 ms 14164 KB Output is correct
27 Correct 115 ms 24148 KB Output is correct
28 Correct 96 ms 24148 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory 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 4 ms 1444 KB Output is correct
9 Correct 106 ms 24148 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 4 ms 1372 KB Output is correct
13 Correct 102 ms 24044 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 860 KB Output is correct
17 Correct 49 ms 14164 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 0 ms 436 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 27 ms 6236 KB Output is correct
22 Correct 105 ms 24232 KB Output is correct
23 Correct 98 ms 24068 KB Output is correct
24 Correct 107 ms 24184 KB Output is correct
25 Correct 42 ms 14088 KB Output is correct
26 Correct 47 ms 14164 KB Output is correct
27 Correct 103 ms 24148 KB Output is correct
28 Correct 103 ms 24148 KB Output is correct
29 Correct 42 ms 14084 KB Output is correct

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 432 KB Output is correct
4 Correct 25 ms 6260 KB Output is correct
5 Correct 100 ms 24148 KB Output is correct
6 Correct 101 ms 24148 KB Output is correct
7 Correct 105 ms 24196 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 28 ms 6228 KB Output is correct
10 Correct 104 ms 24148 KB Output is correct
11 Correct 101 ms 24076 KB Output is correct
12 Correct 103 ms 24076 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 Incorrect 11 ms 3716 KB Answer gives possible 0 while actual possible 1
17 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 436 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1372 KB Output is correct
7 Correct 113 ms 24116 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 428 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 4 ms 1400 KB Output is correct
13 Correct 105 ms 24144 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 2 ms 860 KB Output is correct
17 Correct 58 ms 14216 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 25 ms 6348 KB Output is correct
21 Correct 108 ms 24404 KB Output is correct
22 Correct 115 ms 24200 KB Output is correct
23 Correct 108 ms 24148 KB Output is correct
24 Correct 107 ms 24000 KB Output is correct
25 Correct 59 ms 14216 KB Output is correct
26 Correct 48 ms 14164 KB Output is correct
27 Correct 115 ms 24148 KB Output is correct
28 Correct 96 ms 24148 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 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 4 ms 1444 KB Output is correct
37 Correct 106 ms 24148 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 4 ms 1372 KB Output is correct
41 Correct 102 ms 24044 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 860 KB Output is correct
45 Correct 49 ms 14164 KB Output is correct
46 Correct 1 ms 604 KB Output is correct
47 Correct 0 ms 436 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 27 ms 6236 KB Output is correct
50 Correct 105 ms 24232 KB Output is correct
51 Correct 98 ms 24068 KB Output is correct
52 Correct 107 ms 24184 KB Output is correct
53 Correct 42 ms 14088 KB Output is correct
54 Correct 47 ms 14164 KB Output is correct
55 Correct 103 ms 24148 KB Output is correct
56 Correct 103 ms 24148 KB Output is correct
57 Correct 42 ms 14084 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 2 ms 860 KB Output is correct
61 Correct 46 ms 14200 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 436 KB Output is correct
65 Incorrect 13 ms 3932 KB Answer gives possible 0 while actual possible 1
66 Halted 0 ms 0 KB -

Subtask #6
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 436 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1372 KB Output is correct
7 Correct 113 ms 24116 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 428 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 4 ms 1400 KB Output is correct
13 Correct 105 ms 24144 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 2 ms 860 KB Output is correct
17 Correct 58 ms 14216 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 25 ms 6348 KB Output is correct
21 Correct 108 ms 24404 KB Output is correct
22 Correct 115 ms 24200 KB Output is correct
23 Correct 108 ms 24148 KB Output is correct
24 Correct 107 ms 24000 KB Output is correct
25 Correct 59 ms 14216 KB Output is correct
26 Correct 48 ms 14164 KB Output is correct
27 Correct 115 ms 24148 KB Output is correct
28 Correct 96 ms 24148 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 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 4 ms 1444 KB Output is correct
37 Correct 106 ms 24148 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 4 ms 1372 KB Output is correct
41 Correct 102 ms 24044 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 860 KB Output is correct
45 Correct 49 ms 14164 KB Output is correct
46 Correct 1 ms 604 KB Output is correct
47 Correct 0 ms 436 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 27 ms 6236 KB Output is correct
50 Correct 105 ms 24232 KB Output is correct
51 Correct 98 ms 24068 KB Output is correct
52 Correct 107 ms 24184 KB Output is correct
53 Correct 42 ms 14088 KB Output is correct
54 Correct 47 ms 14164 KB Output is correct
55 Correct 103 ms 24148 KB Output is correct
56 Correct 103 ms 24148 KB Output is correct
57 Correct 42 ms 14084 KB Output is correct
58 Correct 0 ms 344 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 0 ms 432 KB Output is correct
61 Correct 25 ms 6260 KB Output is correct
62 Correct 100 ms 24148 KB Output is correct
63 Correct 101 ms 24148 KB Output is correct
64 Correct 105 ms 24196 KB Output is correct
65 Correct 1 ms 344 KB Output is correct
66 Correct 28 ms 6228 KB Output is correct
67 Correct 104 ms 24148 KB Output is correct
68 Correct 101 ms 24076 KB Output is correct
69 Correct 103 ms 24076 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 Incorrect 11 ms 3716 KB Answer gives possible 0 while actual possible 1
74 Halted 0 ms 0 KB -