답안 #978392

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
978392 2024-05-09T07:48:10 Z Newtonabc 쌀 창고 (IOI11_ricehub) C++14
0 / 100
64 ms 4216 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,tmp;
			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) mx=max(mx,mid-i+1);
			if(bg<=B) l=mid;
			else r=mid-1;
		}
	}
	return mx;
}

Compilation message

ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:16:22: warning: unused variable 'tmp' [-Wunused-variable]
   16 |    int mid=(l+r+1)/2,tmp;
      |                      ^~~
# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 1884 KB Output isn't correct
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 1884 KB Output isn't correct
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1880 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 1 ms 1884 KB Output is correct
6 Correct 1 ms 2136 KB Output is correct
7 Correct 1 ms 1880 KB Output is correct
8 Correct 1 ms 2136 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 1 ms 1884 KB Output is correct
13 Correct 1 ms 1884 KB Output is correct
14 Correct 2 ms 1884 KB Output is correct
15 Correct 1 ms 1884 KB Output is correct
16 Correct 1 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 4 ms 1880 KB Output is correct
22 Correct 3 ms 1884 KB Output is correct
23 Correct 3 ms 1884 KB Output is correct
24 Correct 3 ms 1884 KB Output is correct
25 Correct 3 ms 1924 KB Output is correct
26 Correct 3 ms 1884 KB Output is correct
27 Incorrect 3 ms 1884 KB Output isn't correct
28 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 1884 KB Output is correct
2 Correct 5 ms 1880 KB Output is correct
3 Correct 44 ms 4188 KB Output is correct
4 Correct 41 ms 4184 KB Output is correct
5 Correct 32 ms 4184 KB Output is correct
6 Correct 33 ms 4188 KB Output is correct
7 Correct 61 ms 4184 KB Output is correct
8 Correct 61 ms 4216 KB Output is correct
9 Correct 33 ms 4212 KB Output is correct
10 Correct 33 ms 4188 KB Output is correct
11 Correct 64 ms 4184 KB Output is correct
12 Incorrect 64 ms 4188 KB Output isn't correct
13 Halted 0 ms 0 KB -