oj.uz

답안 #1067175

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1067175 2024-08-20T12:31:40 Z juicy Snowy Roads (JOI16_snowy) C++17
100 / 100
 12 ms 1980 KB 
#include "Anyalib.h"

#include <bits/stdc++.h>

using namespace std;

namespace {
  const int N = 500;
  
  int n;
  int pr[N], c[N];
  vector<int> cands;
  vector<array<int, 2>> g[N];

  int dfs(int u) {
    int cur = 0;
    for (auto [v, i] : g[u]) {
      if (v != pr[u]) {
        pr[v] = u;
        cur = max(cur, dfs(v));
      }
    }
    if (cur == 11) {
      cands.push_back(u);
      cur = 0;
    }
    return cur + 1;
  }

  void color(int u, int *C) {
    for (auto [v, i] : g[u]) {
      if (v != pr[u]) {
        Save(v, C[i]);
        c[v] = c[u] + C[i];
        color(v, C);
      }
    }
  }
}

void InitAnya(int N, int *A, int *B) {
  n = N;
  for (int i = 0; i < N - 1; ++i) {
    g[A[i]].push_back({B[i], i});
    g[B[i]].push_back({A[i], i});
  }
  dfs(0);
}

void Anya(int *C) {
  c[0] = 0;
  color(0, C);
  for (int i = 0; i < cands.size(); ++i) {
    for (int j = 0; j < 9; ++j) {
      Save(500 + i * 9 + j, c[cands[i]] >> j & 1);
    } 
  }
}

#include "Borislib.h"

#include <bits/stdc++.h>

using namespace std;

namespace {
  const int N = 500;
  
  int n, p = 0;
  int pr[N], spec[N];
  vector<int> g[N];

  int dfs(int u) {
    int cur = 0;
    for (int v : g[u]) {
      if (v != pr[u]) {
        pr[v] = u;
        cur = max(cur, dfs(v));
      }
    }
    if (cur == 11) {
      spec[u] = ++p; 
      cur = 0;
    }
    return cur + 1;
  }
}


void InitBoris(int N, int *A, int *B) {
  n = N;
  for (int i = 0; i < N - 1; ++i) {
    g[A[i]].push_back(B[i]);
    g[B[i]].push_back(A[i]);
  }
  pr[0] = -1;
  dfs(0);
}

int Boris(int u) {
  int res = 0;
  while (~u && !spec[u]) {
    res += Ask(u);
    u = pr[u];
  }
  if (spec[u]) {
    for (int j = 0; j < 9; ++j) {
      res += Ask(500 + 9 * (spec[u] - 1) + j) << j;
    }
  }
  return res;
}

Compilation message

Anya.cpp: In function 'void Anya(int*)':
Anya.cpp:53:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |   for (int i = 0; i < cands.size(); ++i) {
      |                   ~~^~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 784 KB Output is correct
2 Correct 0 ms 804 KB Output is correct
3 Correct 2 ms 840 KB Output is correct
4 Correct 2 ms 1232 KB Output is correct
5 Correct 3 ms 1200 KB Output is correct
6 Correct 4 ms 1196 KB Output is correct
7 Correct 5 ms 1196 KB Output is correct
8 Correct 3 ms 1184 KB Output is correct
9 Correct 4 ms 1196 KB Output is correct
10 Correct 3 ms 1184 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 1200 KB Output is correct
2 Correct 5 ms 1200 KB Output is correct
3 Correct 4 ms 1200 KB Output is correct
4 Correct 4 ms 1200 KB Output is correct
5 Correct 5 ms 1300 KB Output is correct
6 Correct 4 ms 1192 KB Output is correct
7 Correct 5 ms 1192 KB Output is correct
8 Correct 5 ms 1200 KB Output is correct
9 Correct 5 ms 1184 KB Output is correct
10 Correct 4 ms 1196 KB Output is correct

Subtask #3
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 1208 KB Output is correct
2 Correct 12 ms 1224 KB Output is correct
3 Correct 9 ms 1212 KB Output is correct
4 Correct 9 ms 1216 KB Output is correct
5 Correct 9 ms 1228 KB Output is correct
6 Correct 8 ms 1216 KB Output is correct
7 Correct 9 ms 1212 KB Output is correct
8 Correct 10 ms 1224 KB Output is correct
9 Correct 9 ms 1224 KB Output is correct
10 Correct 9 ms 1168 KB Output is correct
11 Correct 8 ms 1216 KB Output is correct
12 Correct 12 ms 1348 KB Output is correct
13 Correct 10 ms 1216 KB Output is correct
14 Correct 11 ms 1212 KB Output is correct
15 Correct 9 ms 1216 KB Output is correct
16 Correct 10 ms 1224 KB Output is correct
17 Correct 9 ms 1212 KB Output is correct
18 Correct 9 ms 1224 KB Output is correct
19 Correct 9 ms 1216 KB Output is correct
20 Correct 8 ms 1316 KB Output is correct

Subtask #4
45.0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 1676 KB Output is correct
2 Correct 9 ms 1736 KB Output is correct
3 Correct 8 ms 1720 KB Output is correct
4 Correct 9 ms 1728 KB Output is correct
5 Correct 10 ms 1728 KB Output is correct
6 Correct 8 ms 1800 KB Output is correct
7 Correct 10 ms 1728 KB Output is correct
8 Correct 8 ms 1720 KB Output is correct
9 Correct 9 ms 1752 KB Output is correct
10 Correct 8 ms 1728 KB Output is correct
11 Correct 9 ms 1732 KB Output is correct
12 Correct 7 ms 1724 KB Output is correct
13 Correct 11 ms 1724 KB Output is correct
14 Correct 9 ms 1732 KB Output is correct
15 Correct 9 ms 1732 KB Output is correct
16 Correct 8 ms 1692 KB Output is correct
17 Correct 9 ms 1732 KB Output is correct
18 Correct 8 ms 1676 KB Output is correct
19 Correct 9 ms 1728 KB Output is correct
20 Correct 9 ms 1720 KB Output is correct
21 Correct 9 ms 1724 KB Output is correct
22 Correct 9 ms 1980 KB Output is correct
23 Correct 9 ms 1724 KB Output is correct
24 Correct 9 ms 1732 KB Output is correct
25 Correct 9 ms 1732 KB Output is correct
26 Correct 9 ms 1724 KB Output is correct
27 Correct 9 ms 1700 KB Output is correct
28 Correct 9 ms 1732 KB Output is correct
29 Correct 9 ms 1728 KB Output is correct
30 Correct 9 ms 1732 KB Output is correct
31 Correct 9 ms 1724 KB Output is correct
32 Correct 7 ms 1728 KB Output is correct
33 Correct 9 ms 1724 KB Output is correct
34 Correct 7 ms 1728 KB Output is correct
35 Correct 8 ms 1792 KB Output is correct
36 Correct 9 ms 1732 KB Output is correct
37 Correct 8 ms 1720 KB Output is correct
38 Correct 10 ms 1732 KB Output is correct
39 Correct 6 ms 1716 KB Output is correct
40 Correct 8 ms 1720 KB Output is correct
41 Correct 8 ms 1728 KB Output is correct
42 Correct 7 ms 1728 KB Output is correct
43 Correct 9 ms 1728 KB Output is correct
44 Correct 8 ms 1728 KB Output is correct
45 Correct 8 ms 1728 KB Output is correct
46 Correct 7 ms 1720 KB Output is correct
47 Correct 7 ms 1720 KB Output is correct
48 Correct 7 ms 1716 KB Output is correct
49 Correct 8 ms 1728 KB Output is correct
50 Correct 7 ms 1844 KB Output is correct