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Submission #172727

# Submission time Handle Problem Language Result Execution time Memory
172727 2020-01-02T13:16:51 Z maximath_1 Rice Hub (IOI11_ricehub) C++11
100 / 100
 20 ms 2556 KB 
#include<bits/stdc++.h>
using namespace std;
#define ll long long
ll cnt[100005];
bool check(int n, int pos, ll lim){
	int l, r, md;
	ll rs;
	for(int i=1; i<=n-pos+1; i++){
		l=i; r=i+pos-1;
		md=(l+r)>>1;
		rs=(cnt[r]-cnt[md])-(cnt[md-pos%2]-cnt[l-1]);
		if(rs<=lim) return true;
	}
	return false;
}
int besthub(int R, int L, int* X, ll B){
	for(int i=1; i<=R; i++)
		cnt[i]=cnt[i-1]+X[i-1];
	int l=0, r=R;
	while(l!=r){
		int md=(l+r+1)>>1;
		if(check(R, md, B)) l=md;
		else r=md-1;
	}
	return l;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 248 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 292 KB Output is correct
5 Correct 2 ms 400 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 404 KB Output is correct
16 Correct 2 ms 372 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 380 KB Output is correct
28 Correct 2 ms 376 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 3 ms 504 KB Output is correct
26 Correct 3 ms 460 KB Output is correct
27 Correct 3 ms 376 KB Output is correct
28 Correct 3 ms 376 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 640 KB Output is correct
2 Correct 5 ms 632 KB Output is correct
3 Correct 19 ms 2556 KB Output is correct
4 Correct 18 ms 2552 KB Output is correct
5 Correct 9 ms 1272 KB Output is correct
6 Correct 9 ms 1272 KB Output is correct
7 Correct 16 ms 2296 KB Output is correct
8 Correct 15 ms 2296 KB Output is correct
9 Correct 9 ms 1244 KB Output is correct
10 Correct 9 ms 1276 KB Output is correct
11 Correct 20 ms 2552 KB Output is correct
12 Correct 20 ms 2552 KB Output is correct
13 Correct 10 ms 1272 KB Output is correct
14 Correct 10 ms 1272 KB Output is correct
15 Correct 16 ms 2040 KB Output is correct
16 Correct 17 ms 2168 KB Output is correct
17 Correct 19 ms 2356 KB Output is correct
18 Correct 19 ms 2296 KB Output is correct
19 Correct 19 ms 2424 KB Output is correct
20 Correct 19 ms 2424 KB Output is correct