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Submission #1095413

# Submission time Handle Problem Language Result Execution time Memory
1095413 2024-10-02T04:54:43 Z TitanicXDzz Rice Hub (IOI11_ricehub) C++14
100 / 100
 16 ms 2664 KB 
#include "ricehub.h"
#include<bits/stdc++.h>
using namespace std;
long long dp[100010];
int besthub(int n, int q, int a[], long long b)
{
  for(int i=1;i<=n;i++)
    dp[i]=dp[i-1]+a[i-1];
  int l=1;
  int r=n;
  while(l!=r){
    int mid=(l+r+1)/2;
    long long mini=LLONG_MAX;
    if(mid%2==0){
        for(int i=1;i<=n-mid+1;i++){
            int m=i+mid/2;
            mini=min(mini,dp[i+mid-1]-dp[m-1]*2+dp[i-1]);
        }
    }
    if(mid%2==1){
        for(int i=1;i<=n-mid+1;i++){
            int m=i+mid/2;
            mini=min(mini,dp[i+mid-1]-dp[m]-dp[m-1]+dp[i-1]);
        }
    }
    if(mini<=b){
        l=mid;
    }
    else
        r=mid-1;
  }
  return l;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 448 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 348 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 604 KB Output is correct
7 Correct 1 ms 452 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 432 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 604 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 600 KB Output is correct
2 Correct 2 ms 604 KB Output is correct
3 Correct 9 ms 2652 KB Output is correct
4 Correct 9 ms 2620 KB Output is correct
5 Correct 4 ms 1372 KB Output is correct
6 Correct 4 ms 1376 KB Output is correct
7 Correct 7 ms 2152 KB Output is correct
8 Correct 8 ms 2228 KB Output is correct
9 Correct 4 ms 1128 KB Output is correct
10 Correct 4 ms 1244 KB Output is correct
11 Correct 9 ms 2664 KB Output is correct
12 Correct 9 ms 2664 KB Output is correct
13 Correct 5 ms 1384 KB Output is correct
14 Correct 5 ms 1384 KB Output is correct
15 Correct 16 ms 1920 KB Output is correct
16 Correct 9 ms 1896 KB Output is correct
17 Correct 8 ms 2372 KB Output is correct
18 Correct 8 ms 2412 KB Output is correct
19 Correct 8 ms 2392 KB Output is correct
20 Correct 8 ms 2396 KB Output is correct