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답안 #300802

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
300802 2020-09-17T13:47:10 Z fpc_coder 슈퍼트리 잇기 (IOI20_supertrees) C++17
21 / 100
 260 ms 22268 KB 
#include <bits/stdc++.h>
#include "supertrees.h"

using namespace std;

int construct(vector<vector<int>> p) {
    vector<vector<int>> b(p.size(), vector<int>(p.size(), 0));
    int n = (int) p.size();
    vector<int> par(n);
    for (int i = 0; i < n; i++) par[i] = i;
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < i; j++) {
            if (p[i][j]) par[j] = i;
        }
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            if (par[i] == par[j] && p[i][j] == 0) return 0;
            if (par[i] != par[j] && p[i][j] == 1) return 0;
        }
    }
    for (int i = 0; i < n; i++) {
        if (par[i] != i) {
            b[i][par[i]] = 1;
            b[par[i]][i] = 1;
        }
    }
    build(b);
    return 1;
}

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1152 KB Output is correct
7 Correct 252 ms 22136 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1152 KB Output is correct
7 Correct 252 ms 22136 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 10 ms 1152 KB Output is correct
13 Correct 246 ms 22268 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 121 ms 12152 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 384 KB Output is correct
20 Correct 61 ms 5752 KB Output is correct
21 Correct 247 ms 22136 KB Output is correct
22 Correct 240 ms 22136 KB Output is correct
23 Correct 257 ms 22100 KB Output is correct
24 Correct 241 ms 22108 KB Output is correct
25 Correct 112 ms 12152 KB Output is correct
26 Correct 106 ms 12116 KB Output is correct
27 Correct 260 ms 22136 KB Output is correct
28 Correct 240 ms 22128 KB Output is correct

Subtask #3
0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Incorrect 0 ms 256 KB Answer gives possible 1 while actual possible 0
5 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Incorrect 0 ms 256 KB Too few ways to get from 0 to 1, should be 2 found 1
3 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1152 KB Output is correct
7 Correct 252 ms 22136 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 10 ms 1152 KB Output is correct
13 Correct 246 ms 22268 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 121 ms 12152 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 384 KB Output is correct
20 Correct 61 ms 5752 KB Output is correct
21 Correct 247 ms 22136 KB Output is correct
22 Correct 240 ms 22136 KB Output is correct
23 Correct 257 ms 22100 KB Output is correct
24 Correct 241 ms 22108 KB Output is correct
25 Correct 112 ms 12152 KB Output is correct
26 Correct 106 ms 12116 KB Output is correct
27 Correct 260 ms 22136 KB Output is correct
28 Correct 240 ms 22128 KB Output is correct
29 Correct 1 ms 256 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Incorrect 0 ms 256 KB Answer gives possible 1 while actual possible 0
33 Halted 0 ms 0 KB -

Subtask #6
0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1152 KB Output is correct
7 Correct 252 ms 22136 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 10 ms 1152 KB Output is correct
13 Correct 246 ms 22268 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 121 ms 12152 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 384 KB Output is correct
20 Correct 61 ms 5752 KB Output is correct
21 Correct 247 ms 22136 KB Output is correct
22 Correct 240 ms 22136 KB Output is correct
23 Correct 257 ms 22100 KB Output is correct
24 Correct 241 ms 22108 KB Output is correct
25 Correct 112 ms 12152 KB Output is correct
26 Correct 106 ms 12116 KB Output is correct
27 Correct 260 ms 22136 KB Output is correct
28 Correct 240 ms 22128 KB Output is correct
29 Correct 1 ms 256 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Incorrect 0 ms 256 KB Answer gives possible 1 while actual possible 0
33 Halted 0 ms 0 KB -