oj.uz

답안 #794795

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
794795 2023-07-26T22:56:11 Z vjudge1 슈퍼트리 잇기 (IOI20_supertrees) C++17
100 / 100
 198 ms 26952 KB 
#include "supertrees.h" 
#include <bits/stdc++.h>
using namespace std;

int comp[1010], tree[1010], comps, sz[1010], roots[1010][1010];
int construct(std::vector<std::vector<int>> p) {
    for(auto i:p)
        for(auto j: i)
            if(j>2)
                return 0;
    int n = p.size();
	std::vector<std::vector<int>> answer(n,vector<int>(n,0));
    for(int i = 0; i < n; i++) {
        bool determined=0;
        bitset<1024>notree;
        bitset<1024>notcomp;
        for(int j = 0; j < i; j++) {
            if(determined) {
                if(!p[i][j]){
                    if(comp[i]==comp[j]) 
                        return 0;
               } else if(comp[i]!=comp[j])
                    return 0;
                else if(p[i][j]==1&&tree[i]!=tree[j])
                    return 0;
            } else {
                if(!p[i][j])
                    notcomp[comp[j]]=1;
                else if(p[i][j]-1) {
                    if(notcomp[comp[j]]) return 0;
                    notcomp.reset();
                    notcomp.flip();
                    notcomp[comp[j]] = 0;
                    notree[tree[j]] = 1;
                    comp[i] = comp[j];
                } else {
                    if(notcomp[comp[j]]) return 0;
                    if(notree[tree[j]]) return 0;
                    answer[i][j] = answer[j][i] = 1;
                    tree[i] = tree[j];
                    comp[i] = comp[j];
                    notcomp.reset();
                    notcomp.flip();
                    notcomp[comp[j]] = 0;
                    notree.reset();
                    notree.flip();
                    notree[tree[j]] = 0;
                    determined = 1;
                }
            }
        }
        if(!comp[i]) {
            comp[i] = ++comps;
            roots[comp[i]][1] = i;
            sz[comps] = tree[i] = 1;
        } else if(!tree[i]) {
            tree[i] = ++sz[comp[i]];
            roots[comp[i]][sz[comp[i]]] = i;
        }
        if(notcomp[comp[i]]||notree[tree[i]]) return 0;
    } 
    for(int i = 1; i <= comps; i++) {
        if(sz[i]==1) continue;
        if(sz[i]==2) return 0;
        for(int j = 1; j < sz[i]; j++) {
            answer[roots[i][j]][roots[i][j+1]] = answer[roots[i][j+1]][roots[i][j]] = 1;
        }
        answer[roots[i][1]][roots[i][sz[i]]] = answer[roots[i][sz[i]]][roots[i][1]] = 1;
    }
	build(answer);
	return 1;
}

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 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 0 ms 212 KB Output is correct
6 Correct 6 ms 1176 KB Output is correct
7 Correct 149 ms 22040 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 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 0 ms 212 KB Output is correct
6 Correct 6 ms 1176 KB Output is correct
7 Correct 149 ms 22040 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 7 ms 1876 KB Output is correct
13 Correct 155 ms 26012 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 65 ms 12044 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 39 ms 5956 KB Output is correct
21 Correct 152 ms 22040 KB Output is correct
22 Correct 159 ms 23564 KB Output is correct
23 Correct 160 ms 22024 KB Output is correct
24 Correct 154 ms 25736 KB Output is correct
25 Correct 63 ms 12172 KB Output is correct
26 Correct 63 ms 13192 KB Output is correct
27 Correct 158 ms 22040 KB Output is correct
28 Correct 156 ms 25748 KB Output is correct

Subtask #3
19.0 / 19.0

# 결과 실행 시간 메모리 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 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 7 ms 1984 KB Output is correct
9 Correct 157 ms 26952 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 7 ms 1236 KB Output is correct
13 Correct 162 ms 22984 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 3 ms 852 KB Output is correct
17 Correct 66 ms 13840 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 40 ms 6468 KB Output is correct
22 Correct 158 ms 22988 KB Output is correct
23 Correct 153 ms 23756 KB Output is correct
24 Correct 198 ms 23012 KB Output is correct
25 Correct 65 ms 17580 KB Output is correct
26 Correct 64 ms 13772 KB Output is correct
27 Correct 157 ms 23892 KB Output is correct
28 Correct 162 ms 23032 KB Output is correct
29 Correct 66 ms 17544 KB Output is correct

Subtask #4
35.0 / 35.0

# 결과 실행 시간 메모리 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 38 ms 5964 KB Output is correct
5 Correct 152 ms 22020 KB Output is correct
6 Correct 156 ms 23576 KB Output is correct
7 Correct 156 ms 22040 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 38 ms 6032 KB Output is correct
10 Correct 154 ms 22000 KB Output is correct
11 Correct 152 ms 22812 KB Output is correct
12 Correct 160 ms 22028 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 39 ms 6148 KB Output is correct
17 Correct 154 ms 22056 KB Output is correct
18 Correct 153 ms 22024 KB Output is correct
19 Correct 166 ms 22172 KB Output is correct
20 Correct 155 ms 25716 KB Output is correct

Subtask #5
21.0 / 21.0

# 결과 실행 시간 메모리 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 0 ms 212 KB Output is correct
6 Correct 6 ms 1176 KB Output is correct
7 Correct 149 ms 22040 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 7 ms 1876 KB Output is correct
13 Correct 155 ms 26012 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 65 ms 12044 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 39 ms 5956 KB Output is correct
21 Correct 152 ms 22040 KB Output is correct
22 Correct 159 ms 23564 KB Output is correct
23 Correct 160 ms 22024 KB Output is correct
24 Correct 154 ms 25736 KB Output is correct
25 Correct 63 ms 12172 KB Output is correct
26 Correct 63 ms 13192 KB Output is correct
27 Correct 158 ms 22040 KB Output is correct
28 Correct 156 ms 25748 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 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 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 7 ms 1984 KB Output is correct
37 Correct 157 ms 26952 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 7 ms 1236 KB Output is correct
41 Correct 162 ms 22984 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 3 ms 852 KB Output is correct
45 Correct 66 ms 13840 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 40 ms 6468 KB Output is correct
50 Correct 158 ms 22988 KB Output is correct
51 Correct 153 ms 23756 KB Output is correct
52 Correct 198 ms 23012 KB Output is correct
53 Correct 65 ms 17580 KB Output is correct
54 Correct 64 ms 13772 KB Output is correct
55 Correct 157 ms 23892 KB Output is correct
56 Correct 162 ms 23032 KB Output is correct
57 Correct 66 ms 17544 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 256 KB Output is correct
60 Correct 3 ms 804 KB Output is correct
61 Correct 66 ms 13772 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 1 ms 340 KB Output is correct
65 Correct 41 ms 6520 KB Output is correct
66 Correct 66 ms 14028 KB Output is correct
67 Correct 65 ms 14132 KB Output is correct
68 Correct 68 ms 14200 KB Output is correct
69 Correct 66 ms 17784 KB Output is correct

Subtask #6
4.0 / 4.0

# 결과 실행 시간 메모리 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 0 ms 212 KB Output is correct
6 Correct 6 ms 1176 KB Output is correct
7 Correct 149 ms 22040 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 7 ms 1876 KB Output is correct
13 Correct 155 ms 26012 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 65 ms 12044 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 39 ms 5956 KB Output is correct
21 Correct 152 ms 22040 KB Output is correct
22 Correct 159 ms 23564 KB Output is correct
23 Correct 160 ms 22024 KB Output is correct
24 Correct 154 ms 25736 KB Output is correct
25 Correct 63 ms 12172 KB Output is correct
26 Correct 63 ms 13192 KB Output is correct
27 Correct 158 ms 22040 KB Output is correct
28 Correct 156 ms 25748 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 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 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 7 ms 1984 KB Output is correct
37 Correct 157 ms 26952 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 7 ms 1236 KB Output is correct
41 Correct 162 ms 22984 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 3 ms 852 KB Output is correct
45 Correct 66 ms 13840 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 40 ms 6468 KB Output is correct
50 Correct 158 ms 22988 KB Output is correct
51 Correct 153 ms 23756 KB Output is correct
52 Correct 198 ms 23012 KB Output is correct
53 Correct 65 ms 17580 KB Output is correct
54 Correct 64 ms 13772 KB Output is correct
55 Correct 157 ms 23892 KB Output is correct
56 Correct 162 ms 23032 KB Output is correct
57 Correct 66 ms 17544 KB Output is correct
58 Correct 0 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 38 ms 5964 KB Output is correct
62 Correct 152 ms 22020 KB Output is correct
63 Correct 156 ms 23576 KB Output is correct
64 Correct 156 ms 22040 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 38 ms 6032 KB Output is correct
67 Correct 154 ms 22000 KB Output is correct
68 Correct 152 ms 22812 KB Output is correct
69 Correct 160 ms 22028 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 0 ms 212 KB Output is correct
72 Correct 0 ms 212 KB Output is correct
73 Correct 39 ms 6148 KB Output is correct
74 Correct 154 ms 22056 KB Output is correct
75 Correct 153 ms 22024 KB Output is correct
76 Correct 166 ms 22172 KB Output is correct
77 Correct 155 ms 25716 KB Output is correct
78 Correct 1 ms 212 KB Output is correct
79 Correct 1 ms 256 KB Output is correct
80 Correct 3 ms 804 KB Output is correct
81 Correct 66 ms 13772 KB Output is correct
82 Correct 1 ms 212 KB Output is correct
83 Correct 1 ms 212 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 41 ms 6520 KB Output is correct
86 Correct 66 ms 14028 KB Output is correct
87 Correct 65 ms 14132 KB Output is correct
88 Correct 68 ms 14200 KB Output is correct
89 Correct 66 ms 17784 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 596 KB Output is correct
93 Correct 62 ms 10088 KB Output is correct
94 Correct 0 ms 212 KB Output is correct
95 Correct 1 ms 212 KB Output is correct
96 Correct 0 ms 308 KB Output is correct
97 Correct 16 ms 2688 KB Output is correct
98 Correct 62 ms 10104 KB Output is correct
99 Correct 68 ms 10084 KB Output is correct
100 Correct 61 ms 10084 KB Output is correct
101 Correct 60 ms 10092 KB Output is correct
102 Correct 58 ms 10016 KB Output is correct
103 Correct 58 ms 10060 KB Output is correct
104 Correct 57 ms 10040 KB Output is correct
105 Correct 62 ms 10088 KB Output is correct