oj.uz

Submission #955467

# Submission time Handle Problem Language Result Execution time Memory
955467 2024-03-30T13:52:48 Z abczz Stray Cat (JOI20_stray) C++14
100 / 100
 39 ms 17192 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 (z == 2 || z == 4 || z == 5) E[x] = w;
          else E[x] = w^1;
          solve(v, u, E[x], (z+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;
  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) {
      //cout << l << " " << r << " " << x << " " << rev << endl;
      if (rev) {
        --rev;
        if (y[0]) return p = 0;
        else return p = 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;
          if (x == 2) 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;
        if (y[0]) return p = 0;
        else return p = 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 (y[0]) {
          V.push_back(0);
          if (V.size() == 1) return p = 0;
        }
        else {
          V.push_back(1);
          if (V.size() == 1) return p = 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;
          }
        }
      }
      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 = 1e18;
          if (y[0]) return p = 0;
          else return p = 1;
        }
        else {
          dir = -2;
          return -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]) {
      |               ^

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 15996 KB Output is correct
2 Correct 1 ms 1308 KB Output is correct
3 Correct 25 ms 15432 KB Output is correct
4 Correct 36 ms 17192 KB Output is correct
5 Correct 35 ms 17020 KB Output is correct
6 Correct 30 ms 15736 KB Output is correct
7 Correct 31 ms 15704 KB Output is correct
8 Correct 33 ms 16496 KB Output is correct
9 Correct 33 ms 16484 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 15996 KB Output is correct
2 Correct 1 ms 1308 KB Output is correct
3 Correct 25 ms 15432 KB Output is correct
4 Correct 36 ms 17192 KB Output is correct
5 Correct 35 ms 17020 KB Output is correct
6 Correct 30 ms 15736 KB Output is correct
7 Correct 31 ms 15704 KB Output is correct
8 Correct 33 ms 16496 KB Output is correct
9 Correct 33 ms 16484 KB Output is correct
10 Correct 26 ms 13916 KB Output is correct
11 Correct 28 ms 13856 KB Output is correct
12 Correct 27 ms 13756 KB Output is correct
13 Correct 27 ms 14064 KB Output is correct
14 Correct 27 ms 14196 KB Output is correct
15 Correct 30 ms 14372 KB Output is correct
16 Correct 33 ms 16904 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 13368 KB Output is correct
2 Correct 1 ms 1296 KB Output is correct
3 Correct 24 ms 12928 KB Output is correct
4 Correct 34 ms 14932 KB Output is correct
5 Correct 34 ms 14968 KB Output is correct
6 Correct 27 ms 13396 KB Output is correct
7 Correct 27 ms 13424 KB Output is correct
8 Correct 31 ms 14252 KB Output is correct
9 Correct 31 ms 14184 KB Output is correct
10 Correct 30 ms 13884 KB Output is correct
11 Correct 30 ms 13876 KB Output is correct
12 Correct 31 ms 14108 KB Output is correct
13 Correct 34 ms 14476 KB Output is correct
14 Correct 31 ms 14108 KB Output is correct
15 Correct 39 ms 13992 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 13368 KB Output is correct
2 Correct 1 ms 1296 KB Output is correct
3 Correct 24 ms 12928 KB Output is correct
4 Correct 34 ms 14932 KB Output is correct
5 Correct 34 ms 14968 KB Output is correct
6 Correct 27 ms 13396 KB Output is correct
7 Correct 27 ms 13424 KB Output is correct
8 Correct 31 ms 14252 KB Output is correct
9 Correct 31 ms 14184 KB Output is correct
10 Correct 30 ms 13884 KB Output is correct
11 Correct 30 ms 13876 KB Output is correct
12 Correct 31 ms 14108 KB Output is correct
13 Correct 34 ms 14476 KB Output is correct
14 Correct 31 ms 14108 KB Output is correct
15 Correct 39 ms 13992 KB Output is correct
16 Correct 24 ms 11884 KB Output is correct
17 Correct 24 ms 11892 KB Output is correct
18 Correct 26 ms 11896 KB Output is correct
19 Correct 26 ms 11896 KB Output is correct
20 Correct 28 ms 12672 KB Output is correct
21 Correct 27 ms 12560 KB Output is correct
22 Correct 31 ms 14460 KB Output is correct
23 Correct 26 ms 12144 KB Output is correct
24 Correct 26 ms 12152 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1556 KB Output is correct
2 Correct 1 ms 1308 KB Output is correct
3 Correct 2 ms 1868 KB Output is correct
4 Correct 2 ms 1952 KB Output is correct
5 Correct 2 ms 1564 KB Output is correct
6 Correct 2 ms 1568 KB Output is correct
7 Correct 2 ms 1560 KB Output is correct
8 Correct 2 ms 1568 KB Output is correct
9 Correct 2 ms 1564 KB Output is correct
10 Correct 2 ms 1548 KB Output is correct
11 Correct 2 ms 1568 KB Output is correct
12 Correct 1 ms 1552 KB Output is correct
13 Correct 2 ms 1568 KB Output is correct
14 Correct 1 ms 1568 KB Output is correct
15 Correct 2 ms 1568 KB Output is correct
16 Correct 2 ms 1560 KB Output is correct
17 Correct 2 ms 1560 KB Output is correct
18 Correct 2 ms 1564 KB Output is correct
19 Correct 2 ms 1560 KB Output is correct
20 Correct 2 ms 1564 KB Output is correct
21 Correct 1 ms 1564 KB Output is correct
22 Correct 2 ms 1568 KB Output is correct
23 Correct 2 ms 1568 KB Output is correct
24 Correct 2 ms 1560 KB Output is correct
25 Correct 2 ms 1572 KB Output is correct
26 Correct 2 ms 1568 KB Output is correct
27 Correct 2 ms 1560 KB Output is correct
28 Correct 2 ms 1568 KB Output is correct

Subtask #6
71.0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 11784 KB Output is correct
2 Correct 31 ms 12900 KB Output is correct
3 Correct 1 ms 1296 KB Output is correct
4 Correct 23 ms 11348 KB Output is correct
5 Correct 34 ms 14140 KB Output is correct
6 Correct 33 ms 14128 KB Output is correct
7 Correct 28 ms 13416 KB Output is correct
8 Correct 27 ms 13444 KB Output is correct
9 Correct 37 ms 14132 KB Output is correct
10 Correct 33 ms 14140 KB Output is correct
11 Correct 31 ms 14200 KB Output is correct
12 Correct 32 ms 14208 KB Output is correct
13 Correct 33 ms 14200 KB Output is correct
14 Correct 32 ms 14136 KB Output is correct
15 Correct 33 ms 14200 KB Output is correct
16 Correct 33 ms 14196 KB Output is correct
17 Correct 32 ms 13924 KB Output is correct
18 Correct 31 ms 13892 KB Output is correct
19 Correct 32 ms 13912 KB Output is correct
20 Correct 32 ms 13876 KB Output is correct
21 Correct 34 ms 13916 KB Output is correct
22 Correct 31 ms 13952 KB Output is correct
23 Correct 27 ms 11640 KB Output is correct
24 Correct 26 ms 11648 KB Output is correct
25 Correct 28 ms 12156 KB Output is correct
26 Correct 26 ms 12156 KB Output is correct
27 Correct 31 ms 12920 KB Output is correct
28 Correct 30 ms 12852 KB Output is correct
29 Correct 28 ms 12928 KB Output is correct
30 Correct 30 ms 12852 KB Output is correct
31 Correct 31 ms 11644 KB Output is correct
32 Correct 26 ms 11640 KB Output is correct
33 Correct 26 ms 11904 KB Output is correct
34 Correct 28 ms 11896 KB Output is correct
35 Correct 28 ms 12920 KB Output is correct
36 Correct 30 ms 12920 KB Output is correct
37 Correct 28 ms 12928 KB Output is correct
38 Correct 30 ms 12920 KB Output is correct
39 Correct 28 ms 12924 KB Output is correct
40 Correct 28 ms 12912 KB Output is correct
41 Correct 30 ms 13688 KB Output is correct
42 Correct 31 ms 13688 KB Output is correct
43 Correct 32 ms 13428 KB Output is correct
44 Correct 32 ms 13436 KB Output is correct
45 Correct 30 ms 13356 KB Output is correct
46 Correct 33 ms 13440 KB Output is correct
47 Correct 28 ms 12916 KB Output is correct
48 Correct 28 ms 13108 KB Output is correct
49 Correct 28 ms 12640 KB Output is correct
50 Correct 28 ms 12924 KB Output is correct
51 Correct 27 ms 11932 KB Output is correct
52 Correct 26 ms 11900 KB Output is correct
53 Correct 26 ms 11964 KB Output is correct
54 Correct 26 ms 11860 KB Output is correct
55 Correct 32 ms 11888 KB Output is correct
56 Correct 27 ms 11904 KB Output is correct
57 Correct 27 ms 11892 KB Output is correct
58 Correct 27 ms 11888 KB Output is correct
59 Correct 26 ms 11640 KB Output is correct
60 Correct 28 ms 11936 KB Output is correct

Subtask #7
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 11676 KB Output is correct
2 Correct 28 ms 12668 KB Output is correct
3 Correct 1 ms 1292 KB Output is correct
4 Correct 23 ms 11360 KB Output is correct
5 Correct 32 ms 14192 KB Output is correct
6 Correct 35 ms 14212 KB Output is correct
7 Correct 28 ms 13432 KB Output is correct
8 Correct 28 ms 13440 KB Output is correct
9 Correct 33 ms 14200 KB Output is correct
10 Correct 35 ms 14284 KB Output is correct
11 Correct 32 ms 14200 KB Output is correct
12 Correct 32 ms 14132 KB Output is correct
13 Correct 33 ms 14220 KB Output is correct
14 Correct 33 ms 14208 KB Output is correct
15 Correct 33 ms 14204 KB Output is correct
16 Correct 34 ms 14196 KB Output is correct
17 Correct 30 ms 13940 KB Output is correct
18 Correct 31 ms 13940 KB Output is correct
19 Correct 31 ms 14256 KB Output is correct
20 Correct 33 ms 14432 KB Output is correct
21 Correct 36 ms 14400 KB Output is correct
22 Correct 30 ms 14420 KB Output is correct
23 Correct 26 ms 12104 KB Output is correct
24 Correct 25 ms 12052 KB Output is correct
25 Correct 26 ms 12364 KB Output is correct
26 Correct 26 ms 12532 KB Output is correct
27 Correct 30 ms 13380 KB Output is correct
28 Correct 30 ms 13396 KB Output is correct
29 Correct 28 ms 13400 KB Output is correct
30 Correct 30 ms 13344 KB Output is correct
31 Correct 26 ms 12116 KB Output is correct
32 Correct 26 ms 12060 KB Output is correct
33 Correct 26 ms 12364 KB Output is correct
34 Correct 28 ms 12996 KB Output is correct
35 Correct 30 ms 13408 KB Output is correct
36 Correct 28 ms 13196 KB Output is correct
37 Correct 28 ms 13364 KB Output is correct
38 Correct 28 ms 13504 KB Output is correct
39 Correct 30 ms 13396 KB Output is correct
40 Correct 30 ms 13312 KB Output is correct
41 Correct 31 ms 13960 KB Output is correct
42 Correct 34 ms 13976 KB Output is correct
43 Correct 30 ms 13892 KB Output is correct
44 Correct 31 ms 13892 KB Output is correct
45 Correct 30 ms 13908 KB Output is correct
46 Correct 30 ms 13876 KB Output is correct
47 Correct 28 ms 13108 KB Output is correct
48 Correct 28 ms 12856 KB Output is correct
49 Correct 28 ms 12864 KB Output is correct
50 Correct 28 ms 13156 KB Output is correct
51 Correct 27 ms 12380 KB Output is correct
52 Correct 27 ms 12428 KB Output is correct
53 Correct 27 ms 12440 KB Output is correct
54 Correct 28 ms 12476 KB Output is correct
55 Correct 31 ms 12536 KB Output is correct
56 Correct 27 ms 12332 KB Output is correct
57 Correct 25 ms 12360 KB Output is correct
58 Correct 27 ms 12380 KB Output is correct
59 Correct 27 ms 12384 KB Output is correct
60 Correct 28 ms 12364 KB Output is correct