oj.uz

Submission #777006

# Submission time Handle Problem Language Result Execution time Memory
777006 2023-07-08T13:28:35 Z Trisanu_Das Connecting Supertrees (IOI20_supertrees) C++17
100 / 100
 163 ms 24064 KB 
#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std;
 
int construct(vector<vector<int>> p) {
	int n = p.size();
	vector<vector<int>> ans(n, vector<int>(n, 0));
	for(int i = 0; i < n; i ++) for(int j = 0; j < n; j ++) if(p[i][j] == 3) return 0;
	vector<int> rt(n, 0);
	for(int i = 0; i < n; i ++){
		int la = 0;
		for(; p[i][la] != 1; la ++);
		if(la != i){
			if(p[la] != p[i]) return 0;
			ans[la][i] = 1; ans[i][la] = 1;
		}else rt[i] = 1;
	}
	for(int i = 0; i < n; i ++) if(rt[i]){
		int cc = 0;
		for(; p[i][cc] == 0; cc ++);
		for(int j = 0; j < n; j ++)if((p[cc][j] == 0) ^ (p[i][j] == 0))return 0;
		if(cc == i){
			int la = i;
			for(int j = i + 1; j < n; j ++)
				if(rt[j] && p[i][j]){
					ans[la][j] = 1; ans[j][la] = 1;
					la = j;
				}
			if(la == i);
			else if(ans[la][i]) return 0;
			else {ans[la][i] = 1; ans[i][la] = 1;}
		}
	}
 
	build(ans);
	return 1;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 7 ms 1236 KB Output is correct
7 Correct 150 ms 23900 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 7 ms 1236 KB Output is correct
7 Correct 150 ms 23900 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 8 ms 1204 KB Output is correct
13 Correct 157 ms 23900 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 296 KB Output is correct
16 Correct 3 ms 852 KB Output is correct
17 Correct 63 ms 14064 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 300 KB Output is correct
20 Correct 38 ms 6260 KB Output is correct
21 Correct 153 ms 24012 KB Output is correct
22 Correct 163 ms 23968 KB Output is correct
23 Correct 153 ms 23880 KB Output is correct
24 Correct 156 ms 23944 KB Output is correct
25 Correct 60 ms 14028 KB Output is correct
26 Correct 58 ms 14072 KB Output is correct
27 Correct 154 ms 23928 KB Output is correct
28 Correct 152 ms 23936 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 0 ms 212 KB Output is correct
3 Correct 0 ms 296 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 7 ms 1208 KB Output is correct
9 Correct 155 ms 24064 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 6 ms 1236 KB Output is correct
13 Correct 150 ms 23920 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 5 ms 852 KB Output is correct
17 Correct 63 ms 14080 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 39 ms 6220 KB Output is correct
22 Correct 152 ms 23964 KB Output is correct
23 Correct 155 ms 23976 KB Output is correct
24 Correct 156 ms 23936 KB Output is correct
25 Correct 59 ms 14080 KB Output is correct
26 Correct 59 ms 14068 KB Output is correct
27 Correct 150 ms 23932 KB Output is correct
28 Correct 158 ms 23920 KB Output is correct
29 Correct 62 ms 14072 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 37 ms 6260 KB Output is correct
5 Correct 149 ms 23924 KB Output is correct
6 Correct 149 ms 23976 KB Output is correct
7 Correct 152 ms 23936 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 38 ms 6208 KB Output is correct
10 Correct 150 ms 23980 KB Output is correct
11 Correct 151 ms 24012 KB Output is correct
12 Correct 153 ms 23924 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 37 ms 6180 KB Output is correct
17 Correct 149 ms 23924 KB Output is correct
18 Correct 151 ms 23884 KB Output is correct
19 Correct 149 ms 23920 KB Output is correct
20 Correct 154 ms 23920 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 7 ms 1236 KB Output is correct
7 Correct 150 ms 23900 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 8 ms 1204 KB Output is correct
13 Correct 157 ms 23900 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 296 KB Output is correct
16 Correct 3 ms 852 KB Output is correct
17 Correct 63 ms 14064 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 300 KB Output is correct
20 Correct 38 ms 6260 KB Output is correct
21 Correct 153 ms 24012 KB Output is correct
22 Correct 163 ms 23968 KB Output is correct
23 Correct 153 ms 23880 KB Output is correct
24 Correct 156 ms 23944 KB Output is correct
25 Correct 60 ms 14028 KB Output is correct
26 Correct 58 ms 14072 KB Output is correct
27 Correct 154 ms 23928 KB Output is correct
28 Correct 152 ms 23936 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 296 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 296 KB Output is correct
36 Correct 7 ms 1208 KB Output is correct
37 Correct 155 ms 24064 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 6 ms 1236 KB Output is correct
41 Correct 150 ms 23920 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 5 ms 852 KB Output is correct
45 Correct 63 ms 14080 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 39 ms 6220 KB Output is correct
50 Correct 152 ms 23964 KB Output is correct
51 Correct 155 ms 23976 KB Output is correct
52 Correct 156 ms 23936 KB Output is correct
53 Correct 59 ms 14080 KB Output is correct
54 Correct 59 ms 14068 KB Output is correct
55 Correct 150 ms 23932 KB Output is correct
56 Correct 158 ms 23920 KB Output is correct
57 Correct 62 ms 14072 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 3 ms 852 KB Output is correct
61 Correct 62 ms 14064 KB Output is correct
62 Correct 1 ms 296 KB Output is correct
63 Correct 0 ms 212 KB Output is correct
64 Correct 1 ms 212 KB Output is correct
65 Correct 38 ms 6176 KB Output is correct
66 Correct 59 ms 14076 KB Output is correct
67 Correct 60 ms 14084 KB Output is correct
68 Correct 58 ms 14080 KB Output is correct
69 Correct 59 ms 14076 KB Output is correct

Subtask #6
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 7 ms 1236 KB Output is correct
7 Correct 150 ms 23900 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 8 ms 1204 KB Output is correct
13 Correct 157 ms 23900 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 296 KB Output is correct
16 Correct 3 ms 852 KB Output is correct
17 Correct 63 ms 14064 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 300 KB Output is correct
20 Correct 38 ms 6260 KB Output is correct
21 Correct 153 ms 24012 KB Output is correct
22 Correct 163 ms 23968 KB Output is correct
23 Correct 153 ms 23880 KB Output is correct
24 Correct 156 ms 23944 KB Output is correct
25 Correct 60 ms 14028 KB Output is correct
26 Correct 58 ms 14072 KB Output is correct
27 Correct 154 ms 23928 KB Output is correct
28 Correct 152 ms 23936 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 296 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 296 KB Output is correct
36 Correct 7 ms 1208 KB Output is correct
37 Correct 155 ms 24064 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 6 ms 1236 KB Output is correct
41 Correct 150 ms 23920 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 5 ms 852 KB Output is correct
45 Correct 63 ms 14080 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 39 ms 6220 KB Output is correct
50 Correct 152 ms 23964 KB Output is correct
51 Correct 155 ms 23976 KB Output is correct
52 Correct 156 ms 23936 KB Output is correct
53 Correct 59 ms 14080 KB Output is correct
54 Correct 59 ms 14068 KB Output is correct
55 Correct 150 ms 23932 KB Output is correct
56 Correct 158 ms 23920 KB Output is correct
57 Correct 62 ms 14072 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 1 ms 300 KB Output is correct
60 Correct 1 ms 212 KB Output is correct
61 Correct 37 ms 6260 KB Output is correct
62 Correct 149 ms 23924 KB Output is correct
63 Correct 149 ms 23976 KB Output is correct
64 Correct 152 ms 23936 KB Output is correct
65 Correct 1 ms 212 KB Output is correct
66 Correct 38 ms 6208 KB Output is correct
67 Correct 150 ms 23980 KB Output is correct
68 Correct 151 ms 24012 KB Output is correct
69 Correct 153 ms 23924 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 0 ms 212 KB Output is correct
72 Correct 1 ms 212 KB Output is correct
73 Correct 37 ms 6180 KB Output is correct
74 Correct 149 ms 23924 KB Output is correct
75 Correct 151 ms 23884 KB Output is correct
76 Correct 149 ms 23920 KB Output is correct
77 Correct 154 ms 23920 KB Output is correct
78 Correct 1 ms 212 KB Output is correct
79 Correct 1 ms 212 KB Output is correct
80 Correct 3 ms 852 KB Output is correct
81 Correct 62 ms 14064 KB Output is correct
82 Correct 1 ms 296 KB Output is correct
83 Correct 0 ms 212 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 38 ms 6176 KB Output is correct
86 Correct 59 ms 14076 KB Output is correct
87 Correct 60 ms 14084 KB Output is correct
88 Correct 58 ms 14080 KB Output is correct
89 Correct 59 ms 14076 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 212 KB Output is correct
92 Correct 3 ms 776 KB Output is correct
93 Correct 60 ms 14068 KB Output is correct
94 Correct 1 ms 212 KB Output is correct
95 Correct 1 ms 212 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 16 ms 3640 KB Output is correct
98 Correct 61 ms 14080 KB Output is correct
99 Correct 59 ms 14064 KB Output is correct
100 Correct 59 ms 14084 KB Output is correct
101 Correct 57 ms 14028 KB Output is correct
102 Correct 58 ms 14028 KB Output is correct
103 Correct 58 ms 14076 KB Output is correct
104 Correct 58 ms 14064 KB Output is correct
105 Correct 62 ms 13992 KB Output is correct