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Submission #1076172

# Submission time Handle Problem Language Result Execution time Memory
1076172 2024-08-26T11:34:42 Z amin The Big Prize (IOI17_prize) C++14
0 / 100
 2 ms 6744 KB 
#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
vector<int>q;
int a[1000000],b[1000000];
int find_best(int n) {
    int cur=0;
q=ask(0);
a[0]=q[0];
b[0]=q[1];
for(int i=0;i<n;i++)
{
    a[i]=-1;
    b[i]=-1;
}
    while(cur!=n)
    {
      //  cout<<cur<<endl;


 int p=a[cur];
 int pp=b[cur];
 if(p==0&&pp==0)
    return cur;
        int l=0;
        int r=n-cur;
        while(l<r-1)
        {
            int mid=(l+r)/2;
       /*     if(a[cur+mid]==-1)
            {
*/

           q=ask(cur+mid);
           a[cur+mid]=q[0];
           b[cur+mid]=q[1];
           // }
           if(p==a[cur+mid]&&pp==b[cur+mid])
           {
               l=mid;
           }else
           r=mid;
        }
        cur=r+cur;
    }

}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:47:1: warning: control reaches end of non-void function [-Wreturn-type]
   47 | }
      | ^

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6744 KB Output is correct
2 Correct 2 ms 6744 KB Output is correct
3 Correct 1 ms 3668 KB Output is correct
4 Correct 2 ms 3672 KB Output is correct
5 Correct 2 ms 6744 KB Output is correct
6 Incorrect 1 ms 6744 KB Integer 200000 violates the range [0, 199999]
7 Halted 0 ms 0 KB -

Subtask #2
0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3672 KB Output is correct
2 Correct 1 ms 6744 KB Output is correct
3 Correct 1 ms 3672 KB Output is correct
4 Correct 1 ms 3672 KB Output is correct
5 Correct 1 ms 3672 KB Output is correct
6 Incorrect 1 ms 3672 KB Integer 200000 violates the range [0, 199999]
7 Halted 0 ms 0 KB -