oj.uz

Submission #955429

# Submission time Handle Problem Language Result Execution time Memory
955429 2024-03-30T12:21:14 Z abczz Stray Cat (JOI20_stray) C++14
15 / 100
 39 ms 17448 KB 
#include "Anthony.h"
#include <iostream>
#include <vector>
#include <queue>
#include <array>
#define ll long long
using namespace std;

namespace {
  queue <array<ll, 2>> Q;
  bool visited[20000], heavy[20000];
  vector <int> E;
  vector <array<ll, 2>> adj[20000];

  void AmodeA() {
    Q.push({0, 0});
    while (!Q.empty()) {
      auto [u, w] = Q.front();
      Q.pop();
      for (auto [v, x] : adj[u]) {
        if (E[x] == -1) E[x] = w;
        if (!visited[v]) {
          visited[v] = 1;
          Q.push({v, (w+1) % 3});
        }
      }
    }
  }

  void dfs(ll u, ll p) {
    ll chd_cnt = 0;
    for (auto [v, x] : adj[u]) {
      if (v != p) {
        ++chd_cnt;
        dfs(v, u);
      }
    }
    if (chd_cnt != 1 || p == -1) heavy[u] = 1;
  }

  void solve(ll u, ll p, ll w, ll z) {
    for (auto [v, x] : adj[u]) {
      if (v != p) {
        if (heavy[u] && heavy[v]) {
          E[x] = w^1;
          solve(v, u, E[x], 0);
        }
        else if (heavy[u] && !heavy[v]) {
          E[x] = w^1;
          solve(v, u, E[x], 1);
        }
        else {
          if (x == 2 || x == 3 || x == 5) E[x] = w;
          else E[x] = w^1;
          solve(v, u, E[x], (x+1) % 6);
        }
      }
    }
  }

  void AmodeB() {
    dfs(0, -1);
    solve(0, -1, 1, 0);
  }
}

std::vector<int> Mark(int N, int M, int A, int B,
                      std::vector<int> U, std::vector<int> V) {
  E.resize(M);
  for (int i=0; i<M; ++i) {
    E[i] = -1;
    adj[U[i]].push_back({V[i], i});
    adj[V[i]].push_back({U[i], i});
  }
  if (!B) AmodeA();
  else AmodeB();
  return E;
}

#include "Catherine.h"
#include <iostream>
#include <vector>
#define ll long long
using namespace std;

namespace {
  bool mode;
  vector <ll> V;
  ll p = -1, dir = -1, x = 0, rev = 0, l = 1e18, r = 1e18, lazy;
  bool isinitSame;

  int CmodeA(vector <int> y) {
    ll cnt = 0, id;
    for (int i=0; i<3; ++i) {
      if (y[i] > 0) {
        ++cnt;
        id = i;
      }
    }
    if (cnt == 1) return id;
    if (y[0] && y[1]) return 0;
    else if (y[0] && y[2]) return 2;
    else return 1;
  }

  int CmodeB(vector <int> y) {
    if (dir == 1e18) {
      if (!y[0]) return p = 1;
      else if (!y[1]) return p = 0;
      p ^= 1;
      return p;
    }
    else if (dir == -1) {
      if (!y[0] && y[1] == 1) {
        dir = 1e18;
        return p = 1;
      }
      else if (y[0] == 1 && !y[1]) {
        dir = 1e18;
        return p = 0;
      }
      if (y[0] == 1 && y[1] > 1) {
        dir = 1e18;
        return p = 0;
      }
      else if (y[0] > 1 && y[1] == 1) {
        dir = 1e18;
        return p = 1;
      }
      dir = 0;
      if (!y[0] || !y[1]) {
        isinitSame = 1;
        if (y[0]) return p = 0;
        else return p = 1;
      }
      else {
        x = 1;
        return p = 0;
      }
    }
    if (!y[0] && !y[1]) {
      dir = 1e18;
      return -1;
    }
    else if (min(y[0], y[1]) == 0 && max(y[0], y[1]) > 1) {
      dir = 1e18;
      return -1;
    }
    else if (min(y[0], y[1]) >= 1) {
      dir = 1e18;
      p ^= 1;
      return p;
    }
    if (!isinitSame) {
      if (rev) {
        --rev;
        return -1;
      }
      else if (l == 1e18) {
        if (y[0]) {
          if (x == 2) {
            l = 3;
            rev = 1, x = 0;
            return -1;
          }
          else {
            ++x;
            return p = 0;
          }
        }
        else {
          l = x;
          rev = 1, x = 0;
          return -1;
        }
      }
      else if (r == 1e18) {
        if (y[1]) {
          ++x;
          if (x == 1) return p = 1;
          else if (x == 2) {
            if (l >= 2) {
              r = 2;
              return -1;
            }
            else {
              ++x;
              return p = -1;
            }
          }
          else {
            r = 3;
            rev = 1;
            return -1;
          }
        }
        else {
          r = x;
          if (x == 2) rev = 1;
          return -1;
        }
      }
      else {
        if (l == r) ++r;
        if ((l == 1 && r == 2) || (l == 2 && r == 3) || (l == 3 && r == 1)) {
          dir = 1e18;
          p = 0;
          if (y[0]) return 0;
          else return -1;
        }
        else {
          dir = 1e18;
          p = 1;
          if (y[1]) return 1;
          else return -1;
        }
      }
    }
    else {
      if (rev) {
        --rev;
        return -1;
      }
      else if (dir == 0) {
        if ((y[0] && !p) || (y[1] && p)) {
          dir = 1;
          return p;
        }
        else {
          dir = 2;
          if (y[0]) return p = 0;
          else return p = 1;
        }
      }
      else if (dir == 1) {
        if (V.size() == 2) {
          if (V[0] == V[1]) {
            dir = 1e18;
            if (y[0]) return p = 0;
            else return p = 1;
          }
          else {
            dir = -2;
            rev = 2;
            return -1;
          }
        }
        if ((y[0])) {
          V.push_back(0);
          return p = 0;
        }
        else {
          V.push_back(1);
          return p = 1;
        }
      }
      else if (dir == 2) {
        if ((y[0] && !p) || (y[1] && p)) {
          dir = 3;
          return p;
        }
        else {
          dir = 4;
          rev = 1;
          return -1;
        }
      }
      else if (dir == 3) {
        if ((y[0] && !p) || (y[1] && p)) {
          dir = -2;
          rev = 2;
          return -1;
        }
        else {
          dir = 1e18;
          if (y[0]) return p = 0;
          else return p = 1;
        }
      }
      else if (dir == 4) {
        dir = 5;
        if (y[0]) return p = 0;
        else return p = 1;
      }
      else if (dir == 5) {
        if ((y[0] && !p) || (y[1] && p)) {
          dir = -2;
          return -1;
        }
        else {
          dir = 1e18;
          if (y[0]) return p = 0;
          else return p = 1;
        }
      }
      else if (dir == -2) {
        dir = 1e18;
        if (y[0]) return p = 0;
        else return p = 1;
      }
    }
    return -2;
  }
}

void Init(int A, int B) {
  if (!B) mode = 0;
  else mode = 1;
}

int Move(std::vector<int> y) {
  if (!mode) return CmodeA(y);
  else return CmodeB(y);
}

Compilation message

Anthony.cpp: In function 'void {anonymous}::AmodeA()':
Anthony.cpp:18:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   18 |       auto [u, w] = Q.front();
      |            ^
Anthony.cpp:20:17: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   20 |       for (auto [v, x] : adj[u]) {
      |                 ^
Anthony.cpp: In function 'void {anonymous}::dfs(long long int, long long int)':
Anthony.cpp:32:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   32 |     for (auto [v, x] : adj[u]) {
      |               ^
Anthony.cpp: In function 'void {anonymous}::solve(long long int, long long int, long long int, long long int)':
Anthony.cpp:42:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   42 |     for (auto [v, x] : adj[u]) {
      |               ^

Catherine.cpp:10:60: warning: '{anonymous}::lazy' defined but not used [-Wunused-variable]
   10 |   ll p = -1, dir = -1, x = 0, rev = 0, l = 1e18, r = 1e18, lazy;
      |                                                            ^~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 16232 KB Output is correct
2 Correct 1 ms 1564 KB Output is correct
3 Correct 23 ms 15664 KB Output is correct
4 Correct 39 ms 17324 KB Output is correct
5 Correct 35 ms 17448 KB Output is correct
6 Correct 28 ms 16196 KB Output is correct
7 Correct 27 ms 16208 KB Output is correct
8 Correct 33 ms 17020 KB Output is correct
9 Correct 32 ms 16960 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 16232 KB Output is correct
2 Correct 1 ms 1564 KB Output is correct
3 Correct 23 ms 15664 KB Output is correct
4 Correct 39 ms 17324 KB Output is correct
5 Correct 35 ms 17448 KB Output is correct
6 Correct 28 ms 16196 KB Output is correct
7 Correct 27 ms 16208 KB Output is correct
8 Correct 33 ms 17020 KB Output is correct
9 Correct 32 ms 16960 KB Output is correct
10 Correct 26 ms 14216 KB Output is correct
11 Correct 26 ms 14424 KB Output is correct
12 Correct 26 ms 14412 KB Output is correct
13 Correct 26 ms 14480 KB Output is correct
14 Correct 27 ms 14660 KB Output is correct
15 Correct 34 ms 14920 KB Output is correct
16 Correct 34 ms 16968 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 13908 KB Output is correct
2 Correct 1 ms 1300 KB Output is correct
3 Correct 24 ms 13356 KB Output is correct
4 Correct 39 ms 15348 KB Output is correct
5 Correct 33 ms 15432 KB Output is correct
6 Correct 27 ms 13912 KB Output is correct
7 Correct 27 ms 13892 KB Output is correct
8 Correct 31 ms 14668 KB Output is correct
9 Correct 39 ms 14620 KB Output is correct
10 Correct 28 ms 14408 KB Output is correct
11 Correct 30 ms 14392 KB Output is correct
12 Correct 33 ms 14616 KB Output is correct
13 Correct 28 ms 14412 KB Output is correct
14 Correct 32 ms 14688 KB Output is correct
15 Correct 32 ms 14756 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 13908 KB Output is correct
2 Correct 1 ms 1300 KB Output is correct
3 Correct 24 ms 13356 KB Output is correct
4 Correct 39 ms 15348 KB Output is correct
5 Correct 33 ms 15432 KB Output is correct
6 Correct 27 ms 13912 KB Output is correct
7 Correct 27 ms 13892 KB Output is correct
8 Correct 31 ms 14668 KB Output is correct
9 Correct 39 ms 14620 KB Output is correct
10 Correct 28 ms 14408 KB Output is correct
11 Correct 30 ms 14392 KB Output is correct
12 Correct 33 ms 14616 KB Output is correct
13 Correct 28 ms 14412 KB Output is correct
14 Correct 32 ms 14688 KB Output is correct
15 Correct 32 ms 14756 KB Output is correct
16 Correct 25 ms 12352 KB Output is correct
17 Correct 24 ms 12372 KB Output is correct
18 Correct 27 ms 13336 KB Output is correct
19 Correct 26 ms 12304 KB Output is correct
20 Correct 27 ms 12952 KB Output is correct
21 Correct 27 ms 12864 KB Output is correct
22 Correct 30 ms 14744 KB Output is correct
23 Correct 24 ms 12608 KB Output is correct
24 Correct 26 ms 12352 KB Output is correct

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1568 KB Output is correct
2 Correct 1 ms 1412 KB Output is correct
3 Correct 2 ms 1564 KB Output is correct
4 Correct 2 ms 1564 KB Output is correct
5 Correct 2 ms 1572 KB Output is correct
6 Incorrect 1 ms 1564 KB Wrong Answer [5]
7 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 12100 KB Output is correct
2 Correct 28 ms 13652 KB Output is correct
3 Correct 1 ms 1304 KB Output is correct
4 Correct 22 ms 11564 KB Output is correct
5 Correct 33 ms 15692 KB Output is correct
6 Incorrect 26 ms 14684 KB Wrong Answer [5]
7 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 12104 KB Output is correct
2 Correct 28 ms 13620 KB Output is correct
3 Correct 1 ms 1308 KB Output is correct
4 Correct 22 ms 11980 KB Output is correct
5 Correct 34 ms 15352 KB Output is correct
6 Incorrect 25 ms 14632 KB Wrong Answer [5]
7 Halted 0 ms 0 KB -