oj.uz

Submission #947448

# Submission time Handle Problem Language Result Execution time Memory
947448 2024-03-16T08:00:22 Z phoenix0423 Stray Cat (JOI20_stray) C++17
15 / 100
 37 ms 16516 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){
  if(bk){
    bk--;
    return -1;
  }
  // 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(lst == 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{
    // cout<<"end, change dir\n";
    int d = find_dir();
    ok = 1;
    if(!d){
      bk = 2;
      lst = fir;
      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;
      fir = 0;
      return 0;
    }
    else if(y[1] == 2){
      ck += "11", lst = 0;
      fir = 1;
      return 1;
    }
    else{
      ck += "01", lst = 1;
      fir = 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;
    }
  }
}
/*
7 6 3 6 1
0 2
0 4
1 2
1 3
1 5
4 6
*/

Compilation message

Catherine.cpp: In function 'int Move(std::vector<int>)':
Catherine.cpp:67:13: warning: unused variable 'tmp' [-Wunused-variable]
   67 |         int tmp = lst;
      |             ^~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 15504 KB Output is correct
2 Correct 0 ms 792 KB Output is correct
3 Correct 24 ms 14972 KB Output is correct
4 Correct 37 ms 16504 KB Output is correct
5 Correct 33 ms 16516 KB Output is correct
6 Correct 30 ms 15240 KB Output is correct
7 Correct 28 ms 15272 KB Output is correct
8 Correct 35 ms 15848 KB Output is correct
9 Correct 32 ms 16008 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 15504 KB Output is correct
2 Correct 0 ms 792 KB Output is correct
3 Correct 24 ms 14972 KB Output is correct
4 Correct 37 ms 16504 KB Output is correct
5 Correct 33 ms 16516 KB Output is correct
6 Correct 30 ms 15240 KB Output is correct
7 Correct 28 ms 15272 KB Output is correct
8 Correct 35 ms 15848 KB Output is correct
9 Correct 32 ms 16008 KB Output is correct
10 Correct 26 ms 13396 KB Output is correct
11 Correct 25 ms 13436 KB Output is correct
12 Correct 26 ms 13296 KB Output is correct
13 Correct 26 ms 13108 KB Output is correct
14 Correct 26 ms 13560 KB Output is correct
15 Correct 33 ms 13796 KB Output is correct
16 Correct 32 ms 15976 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 12924 KB Output is correct
2 Correct 0 ms 780 KB Output is correct
3 Correct 28 ms 12920 KB Output is correct
4 Correct 32 ms 14468 KB Output is correct
5 Correct 32 ms 14444 KB Output is correct
6 Correct 27 ms 12984 KB Output is correct
7 Correct 32 ms 13056 KB Output is correct
8 Correct 33 ms 13668 KB Output is correct
9 Correct 31 ms 13700 KB Output is correct
10 Correct 28 ms 13424 KB Output is correct
11 Correct 28 ms 13440 KB Output is correct
12 Correct 31 ms 13380 KB Output is correct
13 Correct 30 ms 13204 KB Output is correct
14 Correct 33 ms 13700 KB Output is correct
15 Correct 28 ms 13708 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 12924 KB Output is correct
2 Correct 0 ms 780 KB Output is correct
3 Correct 28 ms 12920 KB Output is correct
4 Correct 32 ms 14468 KB Output is correct
5 Correct 32 ms 14444 KB Output is correct
6 Correct 27 ms 12984 KB Output is correct
7 Correct 32 ms 13056 KB Output is correct
8 Correct 33 ms 13668 KB Output is correct
9 Correct 31 ms 13700 KB Output is correct
10 Correct 28 ms 13424 KB Output is correct
11 Correct 28 ms 13440 KB Output is correct
12 Correct 31 ms 13380 KB Output is correct
13 Correct 30 ms 13204 KB Output is correct
14 Correct 33 ms 13700 KB Output is correct
15 Correct 28 ms 13708 KB Output is correct
16 Correct 23 ms 11396 KB Output is correct
17 Correct 23 ms 11368 KB Output is correct
18 Correct 25 ms 11236 KB Output is correct
19 Correct 24 ms 11256 KB Output is correct
20 Correct 27 ms 12000 KB Output is correct
21 Correct 25 ms 11752 KB Output is correct
22 Correct 27 ms 13960 KB Output is correct
23 Correct 25 ms 11508 KB Output is correct
24 Correct 25 ms 11488 KB Output is correct

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 1052 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 11180 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 11180 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -