답안 #460713

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
460713	2021-08-09T08:29:51 Z	BT21tata	쌀 창고 (IOI11_ricehub)	C++17	100 / 100	28 ms	3252 KB

ricehub

#include "ricehub.h"
#include<bits/stdc++.h>

typedef long long ll;

using namespace std;

ll cnt[100005], a[100005];

ll check(int x, int n)
{
    int lnum=x>>1;
    int rnum=x-lnum-1;
    ll ans=0, cur, ret=1e18;
    for(int i=lnum; i<n-rnum; i++)
    {
        cur=cnt[i]-cnt[i-lnum];
        ans=lnum*a[i]-cur;

        cur=cnt[i+rnum+1]-cnt[i+1];
        ans+=(cur-rnum*a[i]);

        ret=min(ans, ret);
    }
    return ret;
}

int besthub(int n, int len, int X[], long long m)
{
    for(int i=0; i<n; i++)
        cnt[i+1]=cnt[i]+X[i], a[i]=X[i];

    int l=0, r=n, mid;
    while(l<=r)
    {
        mid=(l+r)>>1;
    //    cout<<l<<' ' <<r<<' '<<mid<<' '<<check(mid, n)<<endl;
        if(check(mid, n)<=m) l=mid+1;
        else r=mid-1;
    }
    return r;
}

/*


5 20 6
1 2 10 12 14
3

*/

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	0 ms	204 KB	Output is correct
11	Correct	0 ms	204 KB	Output is correct
12	Correct	0 ms	204 KB	Output is correct
13	Correct	0 ms	204 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	204 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Correct	0 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	0 ms	204 KB	Output is correct
21	Correct	1 ms	204 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	204 KB	Output is correct
24	Correct	1 ms	204 KB	Output is correct
25	Correct	0 ms	204 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct
27	Correct	1 ms	204 KB	Output is correct
28	Correct	0 ms	204 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	396 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	1 ms	332 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	588 KB	Output is correct
2	Correct	4 ms	588 KB	Output is correct
3	Correct	18 ms	2252 KB	Output is correct
4	Correct	28 ms	2136 KB	Output is correct
5	Correct	10 ms	1608 KB	Output is correct
6	Correct	8 ms	1588 KB	Output is correct
7	Correct	13 ms	3020 KB	Output is correct
8	Correct	13 ms	3020 KB	Output is correct
9	Correct	11 ms	1484 KB	Output is correct
10	Correct	8 ms	1484 KB	Output is correct
11	Correct	17 ms	3252 KB	Output is correct
12	Correct	18 ms	3248 KB	Output is correct
13	Correct	11 ms	1612 KB	Output is correct
14	Correct	9 ms	1612 KB	Output is correct
15	Correct	11 ms	2508 KB	Output is correct
16	Correct	12 ms	2508 KB	Output is correct
17	Correct	13 ms	2892 KB	Output is correct
18	Correct	14 ms	2988 KB	Output is correct
19	Correct	14 ms	3164 KB	Output is correct
20	Correct	14 ms	3096 KB	Output is correct