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Submission #978410

# Submission time Handle Problem Language Result Execution time Memory
978410 2024-05-09T07:58:06 Z Newtonabc Rice Hub (IOI11_ricehub) C++14
17 / 100
 80 ms 4212 KB 
#include "ricehub.h"
#include<bits/stdc++.h>
using namespace std;
int besthub(int R, int L, int X[], long long B)
{
	const int N=1e5+10;
	long long qs[N];
	double tX[N];
	int mx=0;
	qs[0]=X[0];
	tX[0]=X[0];
	for(int i=1;i<R;i++) qs[i]=X[i]+qs[i-1],tX[i]=X[i];
	for(int i=0;i<R;i++){
		int l=i,r=R-1;
		while(l<r){
			int mid=(l+r+1)/2;
			long long sum=qs[mid],bg=0;
			if(i>0) sum-=qs[i-1];
			double mean=(double)sum/(double)(mid-i+1);
			int ind=lower_bound(tX+i,tX+mid+1,mean)-tX;
			if(ind-1>=0 && fabs(tX[ind]-mean)>fabs(tX[ind-1]-mean)) ind--;
			bg=(qs[mid]-qs[ind]-(X[ind]*(mid-ind)))+(X[ind]*(ind-i))-qs[ind-1];
			if(i>0) bg+=qs[i-1];
			if(bg<=B) l=mid;
			else r=mid-1;
		}
		mx=max(mx,l-i+1);
	}
	return mx;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1884 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Correct 1 ms 1884 KB Output is correct
4 Correct 1 ms 1884 KB Output is correct
5 Correct 2 ms 1880 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1884 KB Output is correct
2 Correct 1 ms 1988 KB Output is correct
3 Correct 1 ms 1884 KB Output is correct
4 Correct 1 ms 1884 KB Output is correct
5 Correct 1 ms 1884 KB Output is correct
6 Correct 1 ms 1884 KB Output is correct
7 Correct 1 ms 1984 KB Output is correct
8 Correct 1 ms 1884 KB Output is correct
9 Correct 1 ms 1884 KB Output is correct
10 Correct 1 ms 1884 KB Output is correct
11 Correct 1 ms 1976 KB Output is correct
12 Correct 1 ms 1884 KB Output is correct
13 Correct 1 ms 1984 KB Output is correct
14 Correct 1 ms 1884 KB Output is correct
15 Correct 2 ms 1884 KB Output is correct
16 Correct 2 ms 1884 KB Output is correct
17 Correct 1 ms 1884 KB Output is correct
18 Correct 1 ms 1884 KB Output is correct
19 Correct 1 ms 1884 KB Output is correct
20 Correct 1 ms 1884 KB Output is correct
21 Correct 1 ms 1884 KB Output is correct
22 Correct 1 ms 1884 KB Output is correct
23 Correct 1 ms 1884 KB Output is correct
24 Correct 1 ms 1984 KB Output is correct
25 Correct 1 ms 1884 KB Output is correct
26 Correct 2 ms 1884 KB Output is correct
27 Incorrect 2 ms 1884 KB Output isn't correct
28 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1884 KB Output is correct
2 Correct 1 ms 1928 KB Output is correct
3 Correct 1 ms 1884 KB Output is correct
4 Correct 2 ms 1884 KB Output is correct
5 Correct 2 ms 1932 KB Output is correct
6 Correct 1 ms 1884 KB Output is correct
7 Correct 2 ms 1884 KB Output is correct
8 Correct 1 ms 1884 KB Output is correct
9 Correct 1 ms 1884 KB Output is correct
10 Correct 1 ms 1884 KB Output is correct
11 Correct 1 ms 1884 KB Output is correct
12 Correct 2 ms 1884 KB Output is correct
13 Correct 1 ms 1884 KB Output is correct
14 Correct 1 ms 1884 KB Output is correct
15 Correct 2 ms 1884 KB Output is correct
16 Correct 2 ms 1884 KB Output is correct
17 Correct 1 ms 1884 KB Output is correct
18 Correct 1 ms 1892 KB Output is correct
19 Correct 2 ms 1884 KB Output is correct
20 Correct 2 ms 1884 KB Output is correct
21 Correct 4 ms 1880 KB Output is correct
22 Correct 4 ms 1884 KB Output is correct
23 Correct 4 ms 1884 KB Output is correct
24 Correct 3 ms 1884 KB Output is correct
25 Correct 4 ms 2024 KB Output is correct
26 Correct 4 ms 1884 KB Output is correct
27 Incorrect 3 ms 1884 KB Output isn't correct
28 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 1884 KB Output is correct
2 Correct 5 ms 1884 KB Output is correct
3 Correct 44 ms 4188 KB Output is correct
4 Correct 42 ms 4208 KB Output is correct
5 Correct 36 ms 4212 KB Output is correct
6 Correct 35 ms 4188 KB Output is correct
7 Correct 66 ms 4188 KB Output is correct
8 Correct 65 ms 4188 KB Output is correct
9 Correct 37 ms 4188 KB Output is correct
10 Correct 37 ms 4188 KB Output is correct
11 Correct 80 ms 4208 KB Output is correct
12 Incorrect 74 ms 4188 KB Output isn't correct
13 Halted 0 ms 0 KB -