답안 #247654

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
247654	2020-07-11T19:47:19 Z	davi_bart	쌀 창고 (IOI11_ricehub)	C++14	100 / 100	22 ms	1792 KB

ricehub

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
typedef long long ll;
//#define int ll
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int besthub(int R, int L, int X[], long long B){
  ll sx=0,dx=R+1;
  while(sx<dx-1){
    ll m=(sx+dx)/2;
    ll tot=0;
    ll mi=1e18;
    int pos=m/2;
    for(int i=0;i<m;i++){
      tot+=abs(X[i]-X[pos]);
    }
    mi=min(mi,tot);
    for(int i=m;i<R;i++){
      pos++;
      tot-=(ll)X[pos-1]-(ll)X[i-m];
      tot+=(ll)(m)/2*((ll)X[pos]-X[pos-1]);
      tot-=(ll)(m-1)/2*((ll)X[pos]-X[pos-1]);
      tot+=(ll)X[i]-X[pos];
      mi=min(mi,tot);
    }
    if(mi<=B)sx=m;
    else dx=m;
  }
  return (int)sx;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	384 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	384 KB	Output is correct
2	Correct	5 ms	384 KB	Output is correct
3	Correct	4 ms	384 KB	Output is correct
4	Correct	4 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	5 ms	384 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	5 ms	384 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	5 ms	384 KB	Output is correct
15	Correct	4 ms	384 KB	Output is correct
16	Correct	4 ms	384 KB	Output is correct
17	Correct	5 ms	384 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	4 ms	384 KB	Output is correct
20	Correct	5 ms	384 KB	Output is correct
21	Correct	5 ms	256 KB	Output is correct
22	Correct	5 ms	384 KB	Output is correct
23	Correct	5 ms	384 KB	Output is correct
24	Correct	5 ms	384 KB	Output is correct
25	Correct	5 ms	384 KB	Output is correct
26	Correct	5 ms	384 KB	Output is correct
27	Correct	4 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	384 KB	Output is correct
2	Correct	5 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	5 ms	384 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	5 ms	384 KB	Output is correct
11	Correct	5 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	5 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	5 ms	384 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	5 ms	384 KB	Output is correct
20	Correct	6 ms	384 KB	Output is correct
21	Correct	5 ms	384 KB	Output is correct
22	Correct	5 ms	384 KB	Output is correct
23	Correct	5 ms	384 KB	Output is correct
24	Correct	5 ms	384 KB	Output is correct
25	Correct	5 ms	384 KB	Output is correct
26	Correct	5 ms	384 KB	Output is correct
27	Correct	5 ms	384 KB	Output is correct
28	Correct	6 ms	384 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	384 KB	Output is correct
2	Correct	8 ms	512 KB	Output is correct
3	Correct	21 ms	1792 KB	Output is correct
4	Correct	19 ms	1792 KB	Output is correct
5	Correct	12 ms	896 KB	Output is correct
6	Correct	12 ms	896 KB	Output is correct
7	Correct	18 ms	1536 KB	Output is correct
8	Correct	17 ms	1536 KB	Output is correct
9	Correct	14 ms	768 KB	Output is correct
10	Correct	11 ms	768 KB	Output is correct
11	Correct	22 ms	1792 KB	Output is correct
12	Correct	22 ms	1792 KB	Output is correct
13	Correct	12 ms	896 KB	Output is correct
14	Correct	13 ms	896 KB	Output is correct
15	Correct	18 ms	1408 KB	Output is correct
16	Correct	17 ms	1408 KB	Output is correct
17	Correct	20 ms	1664 KB	Output is correct
18	Correct	21 ms	1664 KB	Output is correct
19	Correct	20 ms	1664 KB	Output is correct
20	Correct	20 ms	1664 KB	Output is correct