oj.uz

Submission #1118597

# Submission time Handle Problem Language Result Execution time Memory
1118597 2024-11-25T18:05:24 Z pera Speedrun (RMI21_speedrun) C++17
0 / 100
 416 ms 1076 KB 
#include<bits/stdc++.h>
#include "speedrun.h"
using namespace std;
void assignHints(int subtask , int N , int A[] , int B[]){
   vector<vector<int>> g(N + 1);
   for(int i = 1;i <= N - 1;i ++){
      g[A[i]].emplace_back(B[i]);
      g[B[i]].emplace_back(A[i]);
   }
   vector<int> par(N + 1) , o;
   function<void(int)> dfs = [&](int u){
      o.emplace_back(u);
      for(int v : g[u]){
         if(v != par[u]){
            par[v] = u;
            dfs(v);
         }
      }
   };
   dfs(1);
   setHintLen(20);
   for(int i = 1;i <= N;i ++){
      for(int bit = 0;bit < 10;bit ++){
         setHint(i , bit + 1, par[i] >> bit & 1);
      } 
      for(int bit = 0;bit < 10;bit ++){
         setHint(i , bit + 10 + 1 , o[i % N] >> bit & 1);
      }
   }
}
void speedrun(int subtask , int N , int v){
   int c = 0 , nxt = 0;
   vector<int> vis(N + 1);
   while(c < N){
      c += vis[v] == 0;
      vis[v] = 1;
      if(nxt == 0){
         for(int bit = 0;bit < 10;bit ++){
            nxt += (1 << bit) * getHint(bit + 10 + 1);
         }
      }
      if(goTo(nxt) == true){
         v = nxt;
         nxt = 0;
      }else{
         int par = 0;
         for(int bit = 0;bit < 10;bit ++){
            par += (1 << bit) * getHint(bit + 1);
         }
         goTo(par);
         v = par;
      }
   }
   return;
}

Subtask #1
0.0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 274 ms 768 KB Invalid node index to goTo
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 416 ms 952 KB Used too many wrong interactions
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 320 ms 1076 KB Invalid node index to goTo
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 316 ms 692 KB Invalid node index to goTo
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 336 ms 672 KB Invalid node index to goTo
2 Halted 0 ms 0 KB -