Submission #229328

# Submission time Handle Problem Language Result Execution time Memory
229328 2020-05-04T08:29:25 Z quocnguyen1012 Rice Hub (IOI11_ricehub) C++14
100 / 100
26 ms 3328 KB
#include "ricehub.h"
#include "bits/stdc++.h"
using namespace std;
 
const int maxn = 100005;
using ll = long long;
 
ll a[maxn], lim, p[maxn];
int n;
 
bool can(int x){
	ll ret = LLONG_MAX;
	for(int i = x; i <= n; ++i){
		int l = i - x + 1;
		ll mid = (l + (x / 2));
		ll need = 0;
		need += (a[mid] * (mid - l + 1)) - (p[mid] - p[l - 1]);
		need += (p[i] - p[mid]) - (a[mid] * (i - mid));
		ret = min(ret, need);
	}
	if(ret <= lim)return 1;
	else return 0;
}
 
int besthub(int R, int L, int X[], long long B)
{
	lim = B;
	n = R;
	for(int i = 1; i <= R; ++i){
		a[i] = X[i - 1];
	}
	for(int i = 1; i <= R; ++i){
		p[i] = p[i - 1] + a[i];
	}
	sort(a + 1, a + n + 1);
	int lo = 1, hi = R, ans = 1;
	while(lo <= hi){
		int mid = (lo + hi) >> 1;
		if(can(mid)){
			ans = mid;
			lo = mid + 1;
		}else {
			hi = mid - 1;
		}
	}
	return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 512 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 4 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 6 ms 768 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 512 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 512 KB Output is correct
26 Correct 5 ms 512 KB Output is correct
27 Correct 5 ms 512 KB Output is correct
28 Correct 6 ms 512 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 8 ms 896 KB Output is correct
2 Correct 8 ms 896 KB Output is correct
3 Correct 24 ms 3328 KB Output is correct
4 Correct 24 ms 3328 KB Output is correct
5 Correct 14 ms 1664 KB Output is correct
6 Correct 14 ms 1664 KB Output is correct
7 Correct 21 ms 3072 KB Output is correct
8 Correct 22 ms 3072 KB Output is correct
9 Correct 14 ms 1536 KB Output is correct
10 Correct 15 ms 1536 KB Output is correct
11 Correct 26 ms 3328 KB Output is correct
12 Correct 26 ms 3320 KB Output is correct
13 Correct 15 ms 1664 KB Output is correct
14 Correct 15 ms 1664 KB Output is correct
15 Correct 20 ms 2560 KB Output is correct
16 Correct 20 ms 2560 KB Output is correct
17 Correct 23 ms 3072 KB Output is correct
18 Correct 24 ms 3200 KB Output is correct
19 Correct 25 ms 3200 KB Output is correct
20 Correct 25 ms 3200 KB Output is correct