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Submission #434098

# Submission time Handle Problem Language Result Execution time Memory
434098 2021-06-20T14:59:34 Z illyakr Rice Hub (IOI11_ricehub) C++14
42 / 100
 1000 ms 460 KB 
#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
#define ll long long

ll Abs(ll x) {
    if (x < 0)return -x;
    return x;
}

ll have;
ll n;
ll a[101010];
ll tr(ll x) {
    ll now = have;
    ll cl = 1;
    for (ll i = 1; i <= n; i++) {
        if (Abs(a[i] - x) < Abs(a[cl] - x))
            cl = i;
    }
    ll ans = 0;

    if (Abs(a[cl] - x) <= now) {
        now -= Abs(a[cl] - x);
        ans++;
        ll l = cl - 1, r = cl + 1;
        while (true) {
            if (l < 1 && r > n)break;
            if (l < 1 && r <= n && Abs(a[r] - x) <= now) {
                now -= Abs(a[r] - x);
                r++;ans++;continue;
            }
            if (r > n && l >= 1 && Abs(a[l] - x) <= now) {
                now -= Abs(a[l] - x);
                l--;ans++;continue;
            }


            if (l >= 1 && r <= n && Abs(a[l] - x) <= Abs(a[r] - x) && Abs(a[l] - x) <= now) {
                now -= Abs(a[l] - x);
                l--;ans++;continue;
            }
            if (l >= 1 && r <= n && Abs(a[l] - x) >= Abs(a[r] - x) && Abs(a[r] - x) <= now) {
                now -= Abs(a[r] - x);
                r++;ans++;continue;
            }

            break;
        }
    }
//    cout << x << " ---   " << ans << " " << cnt << endl;
    return ans;
}

ll ans = 0;
int besthub(int R, int L, int X[], long long B) {
    n = R;
    for (ll i = 0; i < R; i++)
        a[i + 1] = X[i];
    have = B;

    for (ll i = 1; i <= L; i++) {
        ans = max(ans, tr(i));
    }
    return ans;
}

/**
5 20 6
1
2
10
12
14
3
*/

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 2 ms 204 KB Output is correct
22 Correct 2 ms 204 KB Output is correct
23 Correct 23 ms 312 KB Output is correct
24 Correct 27 ms 312 KB Output is correct
25 Correct 30 ms 316 KB Output is correct
26 Correct 31 ms 296 KB Output is correct
27 Correct 20 ms 316 KB Output is correct
28 Correct 20 ms 204 KB Output is correct

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 204 KB Output is correct
2 Correct 5 ms 204 KB Output is correct
3 Execution timed out 1076 ms 204 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1080 ms 460 KB Time limit exceeded
2 Halted 0 ms 0 KB -