oj.uz

Submission #1037990

# Submission time Handle Problem Language Result Execution time Memory
1037990 2024-07-29T11:48:27 Z juicy Airline Route Map (JOI18_airline) C++17
37 / 100
 458 ms 37900 KB 
#include "Alicelib.h"

#include <bits/stdc++.h>

using namespace std;

void Alice(int N, int M, int *A, int *B) {
  vector<array<int, 2>> E;
  for (int i = 0; i < M; ++i) {
    E.push_back({A[i], B[i]});
  }
  for (int i = 1; i <= N; ++i) {
    for (int j = 0; j < 10; ++j) {
      if (i >> j & 1) {
        E.push_back({i - 1, N + j});
      }
    }
  }
  int nVer = N + 12;
  for (int i = 0; i < N + 10; ++i) {
    E.push_back({nVer - 1, i});
  }
  for (int i = 0; i < 10; ++i) {
    E.push_back({nVer - 2, N + i});
  }
  for (int i = 1; i < 10; ++i) {
    E.push_back({N + i - 1, N + i});
  }
  InitG(nVer, E.size());
  for (int i = 0; i < E.size(); ++i) {
    MakeG(i, E[i][0], E[i][1]);
  }
}

#include "Boblib.h"

#include <bits/stdc++.h>

using namespace std;

const int MAX = 1011;

int deg[MAX], id[MAX];
bool spec[MAX], vis[MAX];
bitset<MAX> g[MAX];

void Bob(int N, int M, int *C, int *D) {
  for (int i = 0; i < M; ++i) {
    int u = C[i], v = D[i];
    g[u][v] = g[v][u] = 1;
    ++deg[u], ++deg[v];
  }
  vector<int> ord(N); iota(ord.begin(), ord.end(), 0);
  int V = *max_element(ord.begin(), ord.end(), [&](int i, int j) {
    return deg[i] < deg[j];
  });
  assert(deg[V] == N - 2);
  int U;
  for (int i = 0; i < N; ++i) {
    if (i != V && g[V][i] == 0) {
      U = i;
      break;
    }
  }
  for (int i = 0; i < N; ++i) {
    spec[i] = g[U][i];
  }
  vector<int> cands;
  function<void(int)> dfs = [&](int u) {
    vis[u] = 1;
    cands.push_back(u);
    for (int i = 0; i < N; ++i) {
      if (g[u][i] && spec[i] && !vis[i]) {
        dfs(i);
      }
    }
  };
  for (int i = 0; i < N; ++i) {
    if (spec[i] && deg[i] == max(3, N - 521)) {
      dfs(i);
      break;
    }
  }
  reverse(cands.begin(), cands.end());
  fill(id, id + N, -1);
  for (int i = 0; i < 10; ++i) {
    for (int j = 0; j < N; ++j) {
      if (g[cands[i]][j] && !spec[j] && j != V) {
        id[j] = max(id[j], 0) + (1 << i);
      }
    }
  }
  vector<array<int, 2>> E;
  for (int i = 0; i < N; ++i) {
    if (id[i] != -1) {
      for (int j = 0; j < N; ++j) {
        if (g[i][j] && id[j] != -1 && i < j) {
          E.push_back({id[i] - 1, id[j] - 1});
        }
      }
    }
  }
  N -= 12;
  InitMap(N, E.size());
  for (auto [u, v] : E) {
    MakeMap(u, v);
  }
}

Compilation message

Alice.cpp: In function 'void Alice(int, int, int*, int*)':
Alice.cpp:30:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 2> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |   for (int i = 0; i < E.size(); ++i) {
      |                   ~~^~~~~~~~~~

Bob.cpp: In function 'void Bob(int, int, int*, int*)':
Bob.cpp:24:7: warning: 'U' may be used uninitialized in this function [-Wmaybe-uninitialized]
   24 |   int U;
      |       ^

Subtask #1
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 15620 KB Output is correct
2 Correct 2 ms 15620 KB Output is correct
3 Correct 2 ms 15620 KB Output is correct
4 Correct 2 ms 13572 KB Output is correct
5 Correct 2 ms 15620 KB Output is correct
6 Correct 1 ms 15620 KB Output is correct
7 Correct 1 ms 15620 KB Output is correct
8 Correct 2 ms 15628 KB Output is correct
9 Correct 1 ms 15628 KB Output is correct
10 Correct 2 ms 13572 KB Output is correct
11 Correct 1 ms 15620 KB Output is correct
12 Correct 2 ms 15620 KB Output is correct
13 Correct 2 ms 15620 KB Output is correct
14 Correct 2 ms 15628 KB Output is correct
15 Correct 3 ms 15620 KB Output is correct
16 Correct 2 ms 15616 KB Output is correct
17 Correct 2 ms 15628 KB Output is correct
18 Correct 2 ms 15632 KB Output is correct
19 Correct 2 ms 15628 KB Output is correct
20 Correct 1 ms 15620 KB Output is correct
21 Correct 2 ms 15620 KB Output is correct
22 Correct 2 ms 15628 KB Output is correct
23 Correct 2 ms 15620 KB Output is correct
24 Correct 1 ms 13572 KB Output is correct
25 Correct 2 ms 15620 KB Output is correct
26 Correct 1 ms 15628 KB Output is correct
27 Correct 2 ms 15628 KB Output is correct
28 Correct 2 ms 15620 KB Output is correct
29 Correct 2 ms 15616 KB Output is correct
30 Correct 2 ms 13572 KB Output is correct
31 Correct 2 ms 13580 KB Output is correct
32 Correct 2 ms 13568 KB Output is correct
33 Correct 2 ms 13580 KB Output is correct
34 Correct 2 ms 13572 KB Output is correct
35 Correct 1 ms 13572 KB Output is correct
36 Correct 3 ms 15620 KB Output is correct
37 Correct 2 ms 15620 KB Output is correct
38 Correct 3 ms 15620 KB Output is correct
39 Correct 2 ms 15620 KB Output is correct
40 Correct 2 ms 15620 KB Output is correct
41 Correct 2 ms 15620 KB Output is correct
42 Correct 1 ms 15616 KB Output is correct
43 Correct 2 ms 15620 KB Output is correct
44 Correct 2 ms 13568 KB Output is correct
45 Correct 1 ms 13572 KB Output is correct
46 Correct 2 ms 15620 KB Output is correct
47 Correct 2 ms 15620 KB Output is correct
48 Correct 1 ms 15628 KB Output is correct
49 Correct 2 ms 15612 KB Output is correct
50 Correct 1 ms 13580 KB Output is correct
51 Correct 2 ms 13572 KB Output is correct
52 Correct 1 ms 15628 KB Output is correct
53 Correct 2 ms 13572 KB Output is correct
54 Correct 2 ms 15620 KB Output is correct
55 Correct 2 ms 15620 KB Output is correct
56 Correct 2 ms 15620 KB Output is correct
57 Correct 2 ms 15628 KB Output is correct
58 Correct 2 ms 15616 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 15620 KB Output is correct
2 Correct 2 ms 15620 KB Output is correct
3 Correct 2 ms 15620 KB Output is correct
4 Correct 2 ms 13572 KB Output is correct
5 Correct 2 ms 15620 KB Output is correct
6 Correct 1 ms 15620 KB Output is correct
7 Correct 1 ms 15620 KB Output is correct
8 Correct 2 ms 15628 KB Output is correct
9 Correct 1 ms 15628 KB Output is correct
10 Correct 2 ms 13572 KB Output is correct
11 Correct 1 ms 15620 KB Output is correct
12 Correct 2 ms 15620 KB Output is correct
13 Correct 2 ms 15620 KB Output is correct
14 Correct 2 ms 15628 KB Output is correct
15 Correct 3 ms 15620 KB Output is correct
16 Correct 2 ms 15616 KB Output is correct
17 Correct 2 ms 15628 KB Output is correct
18 Correct 2 ms 15632 KB Output is correct
19 Correct 2 ms 15628 KB Output is correct
20 Correct 1 ms 15620 KB Output is correct
21 Correct 2 ms 15620 KB Output is correct
22 Correct 2 ms 15628 KB Output is correct
23 Correct 2 ms 15620 KB Output is correct
24 Correct 1 ms 13572 KB Output is correct
25 Correct 2 ms 15620 KB Output is correct
26 Correct 1 ms 15628 KB Output is correct
27 Correct 2 ms 15628 KB Output is correct
28 Correct 2 ms 15620 KB Output is correct
29 Correct 2 ms 15616 KB Output is correct
30 Correct 2 ms 13572 KB Output is correct
31 Correct 2 ms 13580 KB Output is correct
32 Correct 2 ms 13568 KB Output is correct
33 Correct 2 ms 13580 KB Output is correct
34 Correct 2 ms 13572 KB Output is correct
35 Correct 1 ms 13572 KB Output is correct
36 Correct 3 ms 15620 KB Output is correct
37 Correct 2 ms 15620 KB Output is correct
38 Correct 3 ms 15620 KB Output is correct
39 Correct 2 ms 15620 KB Output is correct
40 Correct 2 ms 15620 KB Output is correct
41 Correct 2 ms 15620 KB Output is correct
42 Correct 1 ms 15616 KB Output is correct
43 Correct 2 ms 15620 KB Output is correct
44 Correct 2 ms 13568 KB Output is correct
45 Correct 1 ms 13572 KB Output is correct
46 Correct 2 ms 15620 KB Output is correct
47 Correct 2 ms 15620 KB Output is correct
48 Correct 1 ms 15628 KB Output is correct
49 Correct 2 ms 15612 KB Output is correct
50 Correct 1 ms 13580 KB Output is correct
51 Correct 2 ms 13572 KB Output is correct
52 Correct 1 ms 15628 KB Output is correct
53 Correct 2 ms 13572 KB Output is correct
54 Correct 2 ms 15620 KB Output is correct
55 Correct 2 ms 15620 KB Output is correct
56 Correct 2 ms 15620 KB Output is correct
57 Correct 2 ms 15628 KB Output is correct
58 Correct 2 ms 15616 KB Output is correct
59 Correct 3 ms 15620 KB Output is correct
60 Correct 2 ms 15628 KB Output is correct
61 Correct 2 ms 15620 KB Output is correct
62 Correct 1 ms 15628 KB Output is correct
63 Correct 2 ms 15628 KB Output is correct
64 Correct 2 ms 15616 KB Output is correct
65 Correct 2 ms 15620 KB Output is correct
66 Correct 2 ms 15616 KB Output is correct
67 Correct 3 ms 15616 KB Output is correct
68 Correct 2 ms 15620 KB Output is correct
69 Correct 3 ms 15620 KB Output is correct
70 Correct 2 ms 15628 KB Output is correct
71 Correct 3 ms 15616 KB Output is correct
72 Correct 2 ms 15620 KB Output is correct
73 Correct 2 ms 15628 KB Output is correct
74 Correct 2 ms 15620 KB Output is correct
75 Correct 1 ms 15620 KB Output is correct
76 Correct 3 ms 15620 KB Output is correct
77 Correct 3 ms 15620 KB Output is correct
78 Correct 3 ms 15620 KB Output is correct
79 Correct 2 ms 15628 KB Output is correct
80 Correct 2 ms 15620 KB Output is correct
81 Correct 2 ms 15620 KB Output is correct
82 Correct 2 ms 15628 KB Output is correct
83 Correct 2 ms 15628 KB Output is correct
84 Correct 2 ms 15620 KB Output is correct
85 Correct 2 ms 15620 KB Output is correct
86 Correct 2 ms 15628 KB Output is correct
87 Correct 2 ms 15620 KB Output is correct
88 Correct 2 ms 15620 KB Output is correct
89 Correct 2 ms 13572 KB Output is correct
90 Correct 2 ms 13572 KB Output is correct
91 Correct 1 ms 13580 KB Output is correct
92 Correct 2 ms 13568 KB Output is correct
93 Correct 2 ms 13572 KB Output is correct
94 Correct 3 ms 15620 KB Output is correct
95 Correct 2 ms 15624 KB Output is correct
96 Correct 2 ms 15624 KB Output is correct
97 Correct 2 ms 15620 KB Output is correct
98 Correct 2 ms 15620 KB Output is correct
99 Correct 2 ms 15612 KB Output is correct
100 Correct 2 ms 15628 KB Output is correct
101 Correct 3 ms 15620 KB Output is correct
102 Correct 2 ms 13572 KB Output is correct
103 Correct 2 ms 15620 KB Output is correct
104 Correct 2 ms 15620 KB Output is correct
105 Correct 2 ms 15628 KB Output is correct
106 Correct 3 ms 15868 KB Output is correct
107 Correct 2 ms 15620 KB Output is correct
108 Correct 2 ms 15620 KB Output is correct
109 Correct 2 ms 15872 KB Output is correct
110 Correct 2 ms 15620 KB Output is correct
111 Correct 2 ms 15624 KB Output is correct
112 Correct 3 ms 15628 KB Output is correct
113 Correct 1 ms 15548 KB Output is correct
114 Correct 3 ms 15620 KB Output is correct
115 Correct 2 ms 15620 KB Output is correct
116 Correct 2 ms 15620 KB Output is correct
117 Correct 2 ms 15616 KB Output is correct
118 Correct 2 ms 15616 KB Output is correct

Subtask #3
0 / 63.0

# Verdict Execution time Memory Grader output
1 Runtime error 458 ms 37900 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -