oj.uz

Submission #947467

# Submission time Handle Problem Language Result Execution time Memory
947467 2024-03-16T08:47:31 Z phoenix0423 Stray Cat (JOI20_stray) C++17
15 / 100
 45 ms 16496 KB 
#include<bits/stdc++.h>
using namespace std;
typedef pair<int, int> pll;
#define pb push_back
#define eb emplace_back
const int INF = 1e9;
#include "Anthony.h"

vector<int> Mark(int n, int m, int a, int b, vector<int> u, vector<int> v){
    vector<vector<pll>> adj(n);
    vector<int> dist(n, INF), deg(n);
    dist[0] = 0;
    for(int i = 0; i < m; i++){
        adj[u[i]].eb(v[i], i);
        adj[v[i]].eb(u[i], i);
        deg[u[i]] ++, deg[v[i]] ++;
    }
    vector<int> color(m, -1);
    vector<int> bd(n);
    bd[0] = 0;
    queue<pll> q;
    q.push({0, 0});
    if(a >= 3){
        while(!q.empty()){
            auto [pos, lst] = q.front(); q.pop();
            for(auto [x, id] : adj[pos]){
                if(color[id] != -1) continue;
                if(dist[x] != INF){
                  if(dist[x] >= dist[pos]) color[id] = (lst + 1) % a;
                  else color[id] = lst;
                  continue;
                }
                // cout<<"do : "<<pos<<" "<<x<<" "<<lst<<"\n";
                dist[x] = dist[pos] + 1;
                color[id] = (lst + 1) % a;
                q.push({x, color[id]});
            }
        }
        // cout<<"dist : ";
        // for(auto x : dist) cout<<x<<" ";
        // cout<<"\n";
    }
    else{
        string ck = "121221";
        while(!q.empty()){
            auto [pos, lst] = q.front(); q.pop();
            int put;
            if(deg[pos] > 2){
                if(ck[lst] == '1') put = 1;
                else put = 0;
            }
            else put = (lst + 1) % 6;
            for(auto [x, id] : adj[pos]){
                if(dist[x] != INF) continue;
                dist[x] = dist[pos] + 1;
                color[id] = (ck[put] - '1');
                q.push({x, put});
            }
        }
    }
    return color;
}

// signed main(void){
//     int n, m, a, b, s;
//     cin>>n>>m>>a>>b>>s;
//     vector<int> u(m), v(m);
//     for(int i = 0; i < m; i++) cin>>u[i]>>v[i];
//     auto c = Mark(n, m, a, b, u, v);
//     for(auto x : c) cout<<x<<" ";
//     cout<<"\n";
// }
#include "Catherine.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;

int A, B, lst = -1, ok = 0, bk = 0;
int fir = 0;
string ck = "";
string s = "121221121221";

void Init(int a, int b){
    A = a, B = b;
}

int find_dir(){
  for(int i = 0; i < 6; i++){
    int dif = 0;
    for(int j = 0; j < 5; j++) if(ck[j] != s[i + j]){
      dif = 1;
      break;
    }
    if(!dif) return 1;
  }
  return 0;
}
int Move(vector<int> y){
  // cout<<"ck : "<<A<<" "<<B<<"\n";
  if(lst != -1) y[lst]++;
  int deg = 0;
  for(auto x : y) deg += (x != 0);
  if(A >= 3){
      if(deg == 1){
          return max_element(y.begin(), y.end()) - y.begin();
      }
      for(int i = 0; i < A; i++){
          // cout<<"try : "<<i<<" "<<y[i]<<" "<<y[(i + 1) % A]<<"\n";
          if(y[i] && y[(i + 1) % A]){
              return i;
          }
      }
  }
  // a = 2
  deg = accumulate(y.begin(), y.end(), 0);
  // cout<<"deg : "<<deg<<"\n";
  if(deg == 1){
    // cout<<"nothing, back\n";
    ok = 1;
    if(lst == -1){
      lst = y[0] == 0;
      return lst;
    }
    else return -1;
  }
  if(deg > 2){
      ok = 1;
      if(y[0] == 1){
        int tmp = lst;
        lst = 0;
        if(tmp == 0) return -1;
        return 0;
      }
      else{
        int tmp = lst;
        lst = 1;
        if(tmp == 1) return -1;
        else return 1;
      }
  }
  // deg = 2
  if(ok){
    y[lst]--;
    if(y[0]){
      lst = 0;
      return 0;
    }
    lst = 1;
    return 1;
  }
  auto rot = [&]() -> int{
    int d = find_dir();
    // cout<<"end, change dir : "<<d<<"\n";
    ok = 1;
    if(d){
      return -1;
    }
    y[lst] --;
    if(y[0]){
      lst = 0;
      return 0;
    }
    else{
      lst = 1;
      return 1;
    }
  };
  if(lst == -1){
    if(y[0] == 2){
      ck += "00", lst = 0;
      return 0;
    }
    else if(y[1] == 2){
      ck += "11", lst = 1;
      return 1;
    }
    else{
      ck += "01", lst = 1;
      return 1;
    }
  }
  else{
    y[lst] --;
    if(y[0]){
      ck += '0';
      if(ck.size() == 5) return rot();
      lst = 0;
      return 0;
    }
    else{
      ck += '1';
      if(ck.size() == 5) return rot();
      lst = 1;
      return 1;
    }
  }
}
/*
16 15 2 6 11
0 1
1 2
2 3
3 4
4 8
2 5 
5 6
6 7
7 9
6 10
10 11
11 12
12 13
13 14
13 15
*/

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 15328 KB Output is correct
2 Correct 0 ms 780 KB Output is correct
3 Correct 23 ms 14976 KB Output is correct
4 Correct 39 ms 16376 KB Output is correct
5 Correct 34 ms 16496 KB Output is correct
6 Correct 27 ms 15224 KB Output is correct
7 Correct 27 ms 15260 KB Output is correct
8 Correct 45 ms 16020 KB Output is correct
9 Correct 32 ms 15904 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 15328 KB Output is correct
2 Correct 0 ms 780 KB Output is correct
3 Correct 23 ms 14976 KB Output is correct
4 Correct 39 ms 16376 KB Output is correct
5 Correct 34 ms 16496 KB Output is correct
6 Correct 27 ms 15224 KB Output is correct
7 Correct 27 ms 15260 KB Output is correct
8 Correct 45 ms 16020 KB Output is correct
9 Correct 32 ms 15904 KB Output is correct
10 Correct 26 ms 13436 KB Output is correct
11 Correct 26 ms 13384 KB Output is correct
12 Correct 26 ms 13232 KB Output is correct
13 Correct 27 ms 13304 KB Output is correct
14 Correct 33 ms 13692 KB Output is correct
15 Correct 34 ms 13716 KB Output is correct
16 Correct 34 ms 15964 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 12924 KB Output is correct
2 Correct 0 ms 788 KB Output is correct
3 Correct 22 ms 12716 KB Output is correct
4 Correct 38 ms 14608 KB Output is correct
5 Correct 38 ms 14380 KB Output is correct
6 Correct 27 ms 12928 KB Output is correct
7 Correct 27 ms 12912 KB Output is correct
8 Correct 32 ms 13668 KB Output is correct
9 Correct 30 ms 13692 KB Output is correct
10 Correct 35 ms 13440 KB Output is correct
11 Correct 31 ms 13360 KB Output is correct
12 Correct 30 ms 13288 KB Output is correct
13 Correct 27 ms 13344 KB Output is correct
14 Correct 37 ms 13540 KB Output is correct
15 Correct 30 ms 13696 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 12924 KB Output is correct
2 Correct 0 ms 788 KB Output is correct
3 Correct 22 ms 12716 KB Output is correct
4 Correct 38 ms 14608 KB Output is correct
5 Correct 38 ms 14380 KB Output is correct
6 Correct 27 ms 12928 KB Output is correct
7 Correct 27 ms 12912 KB Output is correct
8 Correct 32 ms 13668 KB Output is correct
9 Correct 30 ms 13692 KB Output is correct
10 Correct 35 ms 13440 KB Output is correct
11 Correct 31 ms 13360 KB Output is correct
12 Correct 30 ms 13288 KB Output is correct
13 Correct 27 ms 13344 KB Output is correct
14 Correct 37 ms 13540 KB Output is correct
15 Correct 30 ms 13696 KB Output is correct
16 Correct 24 ms 11404 KB Output is correct
17 Correct 26 ms 11428 KB Output is correct
18 Correct 26 ms 11392 KB Output is correct
19 Correct 24 ms 11252 KB Output is correct
20 Correct 27 ms 12004 KB Output is correct
21 Correct 26 ms 11756 KB Output is correct
22 Correct 28 ms 14000 KB Output is correct
23 Correct 26 ms 11480 KB Output is correct
24 Correct 25 ms 11452 KB Output is correct

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1052 KB Output is correct
2 Correct 1 ms 792 KB Output is correct
3 Correct 2 ms 1052 KB Output is correct
4 Correct 2 ms 1052 KB Output is correct
5 Correct 2 ms 1036 KB Output is correct
6 Correct 0 ms 1040 KB Output is correct
7 Correct 2 ms 1040 KB Output is correct
8 Incorrect 1 ms 1052 KB Wrong Answer [5]
9 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 11292 KB Output is correct
2 Correct 27 ms 11656 KB Output is correct
3 Correct 1 ms 780 KB Output is correct
4 Correct 22 ms 11276 KB Output is correct
5 Correct 38 ms 12396 KB Output is correct
6 Incorrect 25 ms 11500 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 11172 KB Output is correct
2 Correct 26 ms 11648 KB Output is correct
3 Correct 0 ms 788 KB Output is correct
4 Correct 20 ms 11228 KB Output is correct
5 Correct 31 ms 12416 KB Output is correct
6 Incorrect 24 ms 11396 KB Wrong Answer [5]
7 Halted 0 ms 0 KB -