Submission #632754

# Submission time Handle Problem Language Result Execution time Memory
632754 2022-08-20T17:30:29 Z Iwanttobreakfree Last supper (IOI12_supper) C++17
0 / 100
268 ms 15512 KB
#include "advisor.h"
#include <vector>
#include <set>
#include <cmath>
using namespace std;
void ComputeAdvice(int *C, int N, int K, int M) {
    int logn=log(N)+1;
    for(int i=0;i<N;i++){
        int x=C[i];
        for(int j=0;j<logn;j++){
            if(x&1)WriteAdvice(1);
            else WriteAdvice(0);
            x/=2;
        }
    }
}
#include "assistant.h"
#include <vector>
#include <set>
#include <cmath>
using namespace std;
void Assist(unsigned char *A, int N, int K, int R) {
      int logn=log(N)+1;
      vector<int> V(N),cnt(N);
      set<int> S;
      set<pair<int,int>> M;
      for(int i=0;i<K;i++)S.insert(i);
      for(int i=0;i<N;i++){
        for(int j=19;j>=0;j--){
            V[i]*=2;
            V[i]+=(int)(A[i*20+j]);
        }
      }
      vector<vector<int>> needed(N,vector<int>());
      for(int i=0;i<N;i++){
        needed[V[i]].push_back(i);
      }
      for(int i=0;i<N;i++)needed[i].push_back(N);
      for(int i=0;i<K;i++){
        M.insert({-needed[i][0],i});
      }
      for (int i = 0; i < N; i++) {
        int req = GetRequest();
        if (S.find(req)==S.end()){
            auto it=M.begin();
            S.erase(it->second);
            S.insert(req);
            PutBack(it->second);
            M.erase(it);
            cnt[req]++;
            M.insert({-needed[req][cnt[req]],req});
        }
        else{
            M.erase({-needed[req][cnt[req]],req});
            cnt[req]++;
            M.insert({-needed[req][cnt[req]],req});
        }
      }
}

Compilation message

assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:7:11: warning: unused variable 'logn' [-Wunused-variable]
    7 |       int logn=log(N)+1;
      |           ^~~~
# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 644 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Runtime error 20 ms 2408 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Runtime error 206 ms 12444 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 508 KB Error - advice is too long
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Runtime error 257 ms 14908 KB Execution killed with signal 11
2 Runtime error 268 ms 15156 KB Execution killed with signal 11
3 Runtime error 251 ms 15416 KB Execution killed with signal 11
4 Runtime error 253 ms 15348 KB Execution killed with signal 11
5 Runtime error 253 ms 15512 KB Execution killed with signal 11
6 Runtime error 244 ms 15412 KB Execution killed with signal 11
7 Runtime error 266 ms 15376 KB Execution killed with signal 11
8 Runtime error 243 ms 15484 KB Execution killed with signal 11
9 Runtime error 249 ms 15452 KB Execution killed with signal 11
10 Runtime error 243 ms 15376 KB Execution killed with signal 11