답안 #361419

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
361419	2021-01-29T23:12:27 Z	kimbj0709	Hacker (BOI15_hac)	C++14	100 / 100	594 ms	51788 KB

hac

#include <bits/stdc++.h>
using namespace std;
int32_t main() {
  ios::sync_with_stdio(0);
  cin.tie(0);cout.tie(0);
  int n;
  cin >> n;
  vector<int> vect1;
  int input;
  for(int i=0;i<n;i++){
    cin >> input;
    vect1.push_back(input);
  }
  for(int i=0;i<3;i++){
    for(int j=0;j<n;j++){
      vect1.push_back(vect1[j]);
    }
  }
  vector<int> prefix(n*10,0);
  for(int i=0;i<vect1.size();i++){
    prefix[i] = vect1[i];
    if(i!=0){
      prefix[i] += prefix[i-1];
    }
  }
  int mx = 3*n;
  int mx2 = 2*n;
  n = (n+1)/2;
  vector<int> nums(n*10,0);
  for(int i=0;i<mx;i++){
    int currsum = prefix[i+n-1];
    if(i!=0){
      currsum -= prefix[i-1];
    }
    nums[i] = currsum;
  }
  multiset<int> set1;
  int ans = 0;
  for(int i=0;i<n;i++){
    set1.insert(nums[i]);
  }
  ans = *set1.begin();
  for(int i=n;i<=mx2;i++){
    set1.insert(nums[i]);
    set1.erase(set1.find(nums[i-n]));
    ans = max(ans,*set1.begin());
    //cout << *set1.begin() << " " << set1.size() << "\n";
  }
  cout << ans;
}

Compilation message

hac.cpp: In function 'int32_t main()':
hac.cpp:20:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |   for(int i=0;i<vect1.size();i++){
      |               ~^~~~~~~~~~~~~

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct

Subtask #2

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	492 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	2 ms	620 KB	Output is correct
23	Correct	4 ms	876 KB	Output is correct
24	Correct	3 ms	620 KB	Output is correct
25	Correct	4 ms	876 KB	Output is correct
26	Correct	3 ms	876 KB	Output is correct
27	Correct	1 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	1 ms	364 KB	Output is correct
30	Correct	3 ms	876 KB	Output is correct
31	Correct	3 ms	876 KB	Output is correct

Subtask #3

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	4 ms	876 KB	Output is correct
4	Correct	56 ms	8548 KB	Output is correct
5	Correct	169 ms	20700 KB	Output is correct
6	Correct	232 ms	25948 KB	Output is correct
7	Correct	261 ms	31056 KB	Output is correct
8	Correct	594 ms	51408 KB	Output is correct

Subtask #4

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	492 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	2 ms	620 KB	Output is correct
23	Correct	4 ms	876 KB	Output is correct
24	Correct	3 ms	620 KB	Output is correct
25	Correct	4 ms	876 KB	Output is correct
26	Correct	3 ms	876 KB	Output is correct
27	Correct	1 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	1 ms	364 KB	Output is correct
30	Correct	3 ms	876 KB	Output is correct
31	Correct	3 ms	876 KB	Output is correct
32	Correct	1 ms	364 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	4 ms	876 KB	Output is correct
35	Correct	56 ms	8548 KB	Output is correct
36	Correct	169 ms	20700 KB	Output is correct
37	Correct	232 ms	25948 KB	Output is correct
38	Correct	261 ms	31056 KB	Output is correct
39	Correct	594 ms	51408 KB	Output is correct
40	Correct	7 ms	1392 KB	Output is correct
41	Correct	13 ms	2412 KB	Output is correct
42	Correct	20 ms	3436 KB	Output is correct
43	Correct	173 ms	20828 KB	Output is correct
44	Correct	498 ms	51408 KB	Output is correct
45	Correct	71 ms	10468 KB	Output is correct
46	Correct	251 ms	31056 KB	Output is correct
47	Correct	560 ms	51524 KB	Output is correct
48	Correct	338 ms	51788 KB	Output is correct
49	Correct	316 ms	50896 KB	Output is correct
50	Correct	310 ms	50896 KB	Output is correct