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답안 #257611

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
257611 2020-08-04T13:30:57 Z Nightlight Potatoes and fertilizers (LMIO19_bulves) C++14
100 / 100
 188 ms 15304 KB 
#include <bits/stdc++.h>
using namespace std;

int N;
long long pre[500005];
long long ans;

int main() {
  ios_base::sync_with_stdio(0);
  cin >> N;
  int a, b;
  for(int i = 1; i <= N; i++) {
    cin >> a >> b;
    pre[i] = a - b + pre[i - 1];
  }
  for(int i = 1; i <= N; i++) {
    if(pre[i] < 0) ans -= pre[i], pre[i] = 0;
    else if(pre[i] > pre[N]) ans += pre[i] - pre[N], pre[i] = pre[N];
  }
  priority_queue<long long, vector<long long>> pq;
  pq.emplace(pre[1]);
  for(int i = 2; i <= N; i++) {
    if(pre[i] >= pq.top()) {
      pq.emplace(pre[i]);
    }else {
      ans += (pq.top() - pre[i]);
      pq.emplace(pre[i]);
      pq.emplace(pre[i]);
      pq.pop();
    }
  }
  cout << ans << "\n";
  cin >> N;
}

Subtask #1
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 10 ms 1792 KB Output is correct
5 Correct 19 ms 2848 KB Output is correct
6 Correct 61 ms 7920 KB Output is correct
7 Correct 131 ms 15212 KB Output is correct
8 Correct 116 ms 13420 KB Output is correct
9 Correct 112 ms 12776 KB Output is correct
10 Correct 84 ms 10476 KB Output is correct
11 Correct 81 ms 10476 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 10 ms 1792 KB Output is correct
5 Correct 19 ms 2848 KB Output is correct
6 Correct 61 ms 7920 KB Output is correct
7 Correct 131 ms 15212 KB Output is correct
8 Correct 116 ms 13420 KB Output is correct
9 Correct 112 ms 12776 KB Output is correct
10 Correct 84 ms 10476 KB Output is correct
11 Correct 81 ms 10476 KB Output is correct
12 Correct 39 ms 4212 KB Output is correct
13 Correct 85 ms 10988 KB Output is correct
14 Correct 137 ms 15248 KB Output is correct
15 Correct 105 ms 13420 KB Output is correct
16 Correct 115 ms 12780 KB Output is correct
17 Correct 88 ms 10476 KB Output is correct
18 Correct 1 ms 384 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 2 ms 512 KB Output is correct
13 Correct 1 ms 512 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 1 ms 512 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 1 ms 384 KB Output is correct

Subtask #5
36.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 1792 KB Output is correct
12 Correct 19 ms 2848 KB Output is correct
13 Correct 61 ms 7920 KB Output is correct
14 Correct 131 ms 15212 KB Output is correct
15 Correct 116 ms 13420 KB Output is correct
16 Correct 112 ms 12776 KB Output is correct
17 Correct 84 ms 10476 KB Output is correct
18 Correct 81 ms 10476 KB Output is correct
19 Correct 39 ms 4212 KB Output is correct
20 Correct 85 ms 10988 KB Output is correct
21 Correct 137 ms 15248 KB Output is correct
22 Correct 105 ms 13420 KB Output is correct
23 Correct 115 ms 12780 KB Output is correct
24 Correct 88 ms 10476 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 2 ms 512 KB Output is correct
27 Correct 1 ms 512 KB Output is correct
28 Correct 2 ms 384 KB Output is correct
29 Correct 1 ms 512 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 2 ms 512 KB Output is correct
32 Correct 43 ms 4212 KB Output is correct
33 Correct 111 ms 11120 KB Output is correct
34 Correct 188 ms 15212 KB Output is correct
35 Correct 173 ms 12904 KB Output is correct
36 Correct 111 ms 13420 KB Output is correct
37 Correct 167 ms 15304 KB Output is correct
38 Correct 95 ms 11500 KB Output is correct
39 Correct 115 ms 10936 KB Output is correct
40 Correct 103 ms 10640 KB Output is correct
41 Correct 107 ms 10476 KB Output is correct
42 Correct 110 ms 10556 KB Output is correct
43 Correct 108 ms 10464 KB Output is correct
44 Correct 143 ms 15252 KB Output is correct
45 Correct 87 ms 10848 KB Output is correct
46 Correct 101 ms 10348 KB Output is correct
47 Correct 1 ms 384 KB Output is correct