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Submission #1003246

# Submission time Handle Problem Language Result Execution time Memory
1003246 2024-06-20T08:10:58 Z hacizadal Rice Hub (IOI11_ricehub) C++17
25 / 100
 68 ms 604 KB 
#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define ll long long
#define pll pair<ll, ll>
ll p[5005];

pll binary1(ll b, ll e, ll num, ll money)
{
    ll l = b, r = e, ans = 0;
    while (l <= r){
        ll m = (l + r)/2;
        if (p[m] - p[b-1] - ((m-b+1)*num) <= money){
            l = m + 1;
            ans = money - (p[m] - p[b-1] - ((m-b+1)*num));
        }
        else {
            r = m - 1;
        }
    }
    return {ans, l-1};
}

pll binary2(ll b, ll e, ll num, ll money)
{
    ll l = b, r = e, ans = 0;
    while (l <= r){
        ll m = (l + r)/2;
        if ((e-m+1)*num - (p[e] - p[m-1]) <= money){
            r = m - 1;
            ans = money - (e-m+1)*num - (p[e] - p[m-1]);
        }
        else {
            l = m + 1;
        }
    }
    return {ans, r+1};
}

int besthub(int n, int l, int a[], long long b)
{
    for (ll i = 0; i<n; i++){
        p[i+1] = p[i] + a[i];
    }
    ll mx = 0;
    for (ll i = 1; i<=l; i++){
        ll x = lower_bound(a, a+n, i) - a;
        pll k = binary1(x+1, n, i, b);
        pll g = binary2(1, x, i, k.first);
        mx = max(mx, (k.second-g.second+1));
        g = binary2(1, x, i, b);
        k = binary1(x+1, n, i, g.first);
        mx = max(mx, (k.second-g.second+1));
    }
    return mx;
}

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #2
25.0 / 25.0

# 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 348 KB Output is correct
7 Correct 0 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 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 392 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 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 0 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 452 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 #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 68 ms 436 KB Output is correct
4 Correct 64 ms 436 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Incorrect 13 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -