oj.uz

Submission #947449

# Submission time Handle Problem Language Result Execution time Memory
947449 2024-03-16T08:08:46 Z phoenix0423 Stray Cat (JOI20_stray) C++17
15 / 100
 43 ms 16484 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(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{
    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;
      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:63:13: warning: unused variable 'tmp' [-Wunused-variable]
   63 |         int tmp = lst;
      |             ^~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 15448 KB Output is correct
2 Correct 0 ms 792 KB Output is correct
3 Correct 26 ms 14852 KB Output is correct
4 Correct 34 ms 16480 KB Output is correct
5 Correct 35 ms 16484 KB Output is correct
6 Correct 27 ms 15112 KB Output is correct
7 Correct 28 ms 15264 KB Output is correct
8 Correct 34 ms 15944 KB Output is correct
9 Correct 38 ms 16004 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 15448 KB Output is correct
2 Correct 0 ms 792 KB Output is correct
3 Correct 26 ms 14852 KB Output is correct
4 Correct 34 ms 16480 KB Output is correct
5 Correct 35 ms 16484 KB Output is correct
6 Correct 27 ms 15112 KB Output is correct
7 Correct 28 ms 15264 KB Output is correct
8 Correct 34 ms 15944 KB Output is correct
9 Correct 38 ms 16004 KB Output is correct
10 Correct 25 ms 13404 KB Output is correct
11 Correct 25 ms 13448 KB Output is correct
12 Correct 27 ms 13292 KB Output is correct
13 Correct 25 ms 13036 KB Output is correct
14 Correct 26 ms 13368 KB Output is correct
15 Correct 30 ms 13740 KB Output is correct
16 Correct 34 ms 16180 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 12916 KB Output is correct
2 Correct 0 ms 792 KB Output is correct
3 Correct 22 ms 12688 KB Output is correct
4 Correct 43 ms 14224 KB Output is correct
5 Correct 34 ms 14436 KB Output is correct
6 Correct 26 ms 12976 KB Output is correct
7 Correct 29 ms 13012 KB Output is correct
8 Correct 31 ms 14016 KB Output is correct
9 Correct 33 ms 13692 KB Output is correct
10 Correct 32 ms 13252 KB Output is correct
11 Correct 28 ms 13424 KB Output is correct
12 Correct 27 ms 13448 KB Output is correct
13 Correct 31 ms 13420 KB Output is correct
14 Correct 31 ms 13700 KB Output is correct
15 Correct 31 ms 13704 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 12916 KB Output is correct
2 Correct 0 ms 792 KB Output is correct
3 Correct 22 ms 12688 KB Output is correct
4 Correct 43 ms 14224 KB Output is correct
5 Correct 34 ms 14436 KB Output is correct
6 Correct 26 ms 12976 KB Output is correct
7 Correct 29 ms 13012 KB Output is correct
8 Correct 31 ms 14016 KB Output is correct
9 Correct 33 ms 13692 KB Output is correct
10 Correct 32 ms 13252 KB Output is correct
11 Correct 28 ms 13424 KB Output is correct
12 Correct 27 ms 13448 KB Output is correct
13 Correct 31 ms 13420 KB Output is correct
14 Correct 31 ms 13700 KB Output is correct
15 Correct 31 ms 13704 KB Output is correct
16 Correct 23 ms 11372 KB Output is correct
17 Correct 23 ms 11380 KB Output is correct
18 Correct 24 ms 11276 KB Output is correct
19 Correct 25 ms 11256 KB Output is correct
20 Correct 28 ms 11832 KB Output is correct
21 Correct 26 ms 11756 KB Output is correct
22 Correct 27 ms 13964 KB Output is correct
23 Correct 25 ms 11496 KB Output is correct
24 Correct 25 ms 11504 KB Output is correct

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 1044 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 11084 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 11404 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -