Submission #805476

#	Time	Username	Problem	Language	Result	Execution time	Memory
805476		raysh07	Last supper (IOI12_supper)	C++17	Compilation error	0 ms	0 KiB

advisor

#include <bits/stdc++.h>
#include "advisor.h"
#define f first
#define s second

using namespace std;
void ComputeAdvice(int *c, int n, int k, int m) {
    int ans[n + k];
    vector <int> used(n, -1);
    fill(ans, ans + n + k, 1);
    set <pair<int, int>, greater <pair<int, int>> > pq;
    int nx[n + k];
    int last[n];
    fill(nx, nx + n + k, 1e9);
    fill(last, last + n, 1e9);
  
    for(int i = n - 1; i >= 0; i--){
        nx[i + k] = last[c[i]];
        last[c[i]] = i + k;
    }
    for(int i = k - 1; i >= 0; i--){
        nx[i] = last[i];
        last[i] = i;
        pq.insert({nx[i], i});
        used[i] = i;
    }
    
    for(int i=  0; i < n; i++){
          if(used[c[i]] == -1){
         int o = pq.begin()->s;
         
         int vv;
         if(o < k) vv = o;
         else vv = c[o - k];
         used[vv] = -1;
          pq.erase(pq.begin());
          ans[o] = 0;
          }
          pq.erase({i + k, used[c[i]]});
          
          used[c[i]] = i + k;
          pq.insert({nx[i + k], i + k});
      
    }
    for(int i = 0; i < n + k; i++)
      WriteAdvice(ans[i]);
}

assistant

#include <bits/stdc++.h>
#include "assistant.h"
#define f first
#define s second

using namespace std;
 
void Assist(unsigned char *a, int n, int k, int r) {
 
       set <int> x, y;
      int cur[k];
      int pos[n];
      for(int i = 0; i < k; i++){
          if(a[i] == 0) y.insert(i);
          x.insert(i);
          cur[i] =i;
          pos[i] = i;
      }
      for(int i = 0; i < n; i++){
          int val = GetRequest();
          if(x.find(val) != x.end()){
              if(a[i + k] == 0) y.insert(pos[val]);
          }
          else{
              int ops = *y.begin();
              y.erase(y.begin());
              PutBack(cur[ops]);
              x.erase(cur[ops]);
              pos[val] = ops;
              cur[ops] = val;
              if(a[i + k] == 0)
                y.insert(ops);
               x.insert(val);
          }
      }

Compilation message (stderr)

assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:35:7: error: expected '}' at end of input
   35 |       }
      |       ^
assistant.cpp:8:52: note: to match this '{'
    8 | void Assist(unsigned char *a, int n, int k, int r) {
      |                                                    ^