답안 #70751

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
70751	2018-08-23T09:47:30 Z	MrTEK	쌀 창고 (IOI11_ricehub)	C++14	100 / 100	49 ms	16144 KB

ricehub

#include "ricehub.h"
#include <bits/stdc++.h>
#define N 100005
using namespace std;

int n,ar[N],ans;
long long b,pre[N];

bool check(int l,int r) {
	long long sum = 0;
	int mid = (l + r) / 2;
	sum = 1ll * ar[mid] * (mid - l + 1) - (pre[mid] - pre[l - 1]);
	sum += (pre[r] - pre[mid - 1]) - (1ll * ar[mid] * (r - mid + 1)); 
	return sum <= b;
}

int besthub(int R, int L, int X[], long long B) {
	n = R;
	b = B;
	for (int i = 1 ; i <= n ; i++)
		ar[i] = X[i - 1];
	for (int i = 1 ; i <= n ; i++) 
		pre[i] = pre[i - 1] + ar[i];
	for (int i = 1  ; i <= n ; i++) {
		int l = i, r = n;
		while (l <= r) {
			int mid = (l + r) / 2;
			if (check(i,mid)) l = mid + 1;
			else r = mid - 1; 
		}
		ans = max(ans,l - i);
	}
	return ans;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	3 ms	488 KB	Output is correct
3	Correct	4 ms	488 KB	Output is correct
4	Correct	2 ms	488 KB	Output is correct
5	Correct	3 ms	524 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	656 KB	Output is correct
2	Correct	3 ms	656 KB	Output is correct
3	Correct	3 ms	656 KB	Output is correct
4	Correct	2 ms	656 KB	Output is correct
5	Correct	2 ms	656 KB	Output is correct
6	Correct	2 ms	656 KB	Output is correct
7	Correct	2 ms	656 KB	Output is correct
8	Correct	2 ms	656 KB	Output is correct
9	Correct	3 ms	656 KB	Output is correct
10	Correct	4 ms	656 KB	Output is correct
11	Correct	2 ms	668 KB	Output is correct
12	Correct	3 ms	668 KB	Output is correct
13	Correct	3 ms	676 KB	Output is correct
14	Correct	3 ms	680 KB	Output is correct
15	Correct	3 ms	684 KB	Output is correct
16	Correct	3 ms	688 KB	Output is correct
17	Correct	3 ms	692 KB	Output is correct
18	Correct	5 ms	692 KB	Output is correct
19	Correct	4 ms	700 KB	Output is correct
20	Correct	3 ms	832 KB	Output is correct
21	Correct	3 ms	832 KB	Output is correct
22	Correct	3 ms	832 KB	Output is correct
23	Correct	4 ms	832 KB	Output is correct
24	Correct	5 ms	832 KB	Output is correct
25	Correct	3 ms	832 KB	Output is correct
26	Correct	3 ms	832 KB	Output is correct
27	Correct	3 ms	832 KB	Output is correct
28	Correct	3 ms	832 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	832 KB	Output is correct
2	Correct	2 ms	832 KB	Output is correct
3	Correct	4 ms	832 KB	Output is correct
4	Correct	4 ms	832 KB	Output is correct
5	Correct	3 ms	832 KB	Output is correct
6	Correct	2 ms	892 KB	Output is correct
7	Correct	2 ms	892 KB	Output is correct
8	Correct	4 ms	892 KB	Output is correct
9	Correct	2 ms	892 KB	Output is correct
10	Correct	3 ms	892 KB	Output is correct
11	Correct	3 ms	892 KB	Output is correct
12	Correct	2 ms	892 KB	Output is correct
13	Correct	2 ms	892 KB	Output is correct
14	Correct	3 ms	892 KB	Output is correct
15	Correct	2 ms	940 KB	Output is correct
16	Correct	2 ms	940 KB	Output is correct
17	Correct	3 ms	940 KB	Output is correct
18	Correct	2 ms	940 KB	Output is correct
19	Correct	3 ms	972 KB	Output is correct
20	Correct	3 ms	972 KB	Output is correct
21	Correct	4 ms	972 KB	Output is correct
22	Correct	5 ms	972 KB	Output is correct
23	Correct	4 ms	972 KB	Output is correct
24	Correct	3 ms	972 KB	Output is correct
25	Correct	4 ms	1008 KB	Output is correct
26	Correct	4 ms	1036 KB	Output is correct
27	Correct	5 ms	1116 KB	Output is correct
28	Correct	4 ms	1116 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	1532 KB	Output is correct
2	Correct	7 ms	1660 KB	Output is correct
3	Correct	42 ms	3952 KB	Output is correct
4	Correct	38 ms	5040 KB	Output is correct
5	Correct	18 ms	5040 KB	Output is correct
6	Correct	18 ms	5040 KB	Output is correct
7	Correct	32 ms	6648 KB	Output is correct
8	Correct	33 ms	7264 KB	Output is correct
9	Correct	18 ms	7264 KB	Output is correct
10	Correct	14 ms	7264 KB	Output is correct
11	Correct	39 ms	8896 KB	Output is correct
12	Correct	42 ms	9960 KB	Output is correct
13	Correct	19 ms	9960 KB	Output is correct
14	Correct	25 ms	10060 KB	Output is correct
15	Correct	30 ms	11220 KB	Output is correct
16	Correct	30 ms	11948 KB	Output is correct
17	Correct	36 ms	13312 KB	Output is correct
18	Correct	49 ms	14160 KB	Output is correct
19	Correct	30 ms	15104 KB	Output is correct
20	Correct	35 ms	16144 KB	Output is correct