Submission #407266

# Submission time Handle Problem Language Result Execution time Memory
407266 2021-05-18T16:50:08 Z danielcm585 Rice Hub (IOI11_ricehub) C++14
100 / 100
27 ms 3392 KB
#include "ricehub.h"

#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
    
vector<ll> a, sum;

ll query(int l, int r) {
    l++, r++;
    return sum[r]-sum[l-1];
}

bool can(ll B, int l, int r) {
    int p = (l+r)/2;
    return a[p]*(p-l+1)-query(l,p) + query(p+1,r)-a[p]*(r-p) <= B;
}

int besthub(int R, int L, int X[], ll B) {
    int ans = 0;
    sort(X,X+R);
    sum.push_back(0);
    for (int i = 0; i < R; i++) {
        a.push_back(X[i]);
        sum.push_back(sum.back()+X[i]);
    }
    for (int i = 0; i < R; i++) {
        for (int l = i, r = R-1; l <= r; ) {
            int mid = (l+r)/2;
            if (can(B,i,mid)) {
                ans = max(ans,mid-i+1);
                l = mid+1;
            }
            else r = mid-1;
        }
    }
    return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 308 KB Output is correct
4 Correct 1 ms 308 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 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 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 1 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 1 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 304 KB Output is correct
21 Correct 1 ms 308 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 300 KB Output is correct
28 Correct 1 ms 304 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 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 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 1 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 1 ms 204 KB Output is correct
13 Correct 1 ms 332 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 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 2 ms 452 KB Output is correct
22 Correct 2 ms 460 KB Output is correct
23 Correct 2 ms 460 KB Output is correct
24 Correct 2 ms 460 KB Output is correct
25 Correct 2 ms 492 KB Output is correct
26 Correct 2 ms 460 KB Output is correct
27 Correct 2 ms 460 KB Output is correct
28 Correct 2 ms 452 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 844 KB Output is correct
2 Correct 5 ms 844 KB Output is correct
3 Correct 27 ms 2496 KB Output is correct
4 Correct 27 ms 2400 KB Output is correct
5 Correct 12 ms 1388 KB Output is correct
6 Correct 12 ms 1388 KB Output is correct
7 Correct 24 ms 2488 KB Output is correct
8 Correct 25 ms 2432 KB Output is correct
9 Correct 13 ms 1396 KB Output is correct
10 Correct 13 ms 1504 KB Output is correct
11 Correct 26 ms 2420 KB Output is correct
12 Correct 26 ms 2404 KB Output is correct
13 Correct 12 ms 1516 KB Output is correct
14 Correct 13 ms 1836 KB Output is correct
15 Correct 20 ms 3136 KB Output is correct
16 Correct 20 ms 3136 KB Output is correct
17 Correct 26 ms 3376 KB Output is correct
18 Correct 24 ms 3308 KB Output is correct
19 Correct 25 ms 3348 KB Output is correct
20 Correct 26 ms 3392 KB Output is correct