oj.uz

Submission #285474

# Submission time Handle Problem Language Result Execution time Memory
285474 2020-08-29T06:51:37 Z BeanZ Art Exhibition (JOI18_art) C++14
100 / 100
 233 ms 28904 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define endl '\n'

const int N = 4e6 + 20;
const int mod = 998244353;
pair<ll, ll> a[500005];
ll sum[500005];
int main(){
        ios_base::sync_with_stdio(false);
        cin.tie(0);
        if (fopen("VietCT.INP", "r")){
                freopen("VietCT.INP", "r", stdin);
                freopen("VietCT.OUT", "w", stdout);
        }
        ll n;
        cin >> n;
        for (int i = 1; i <= n; i++) cin >> a[i].first >> a[i].second;
        sort(a + 1, a + n + 1);
        priority_queue<ll, vector<ll>, greater<ll>> pq;
        ll ans = 0;
        for (int i = 1; i <= n; i++){
                sum[i] = sum[i - 1] + a[i].second;
                if (pq.size()){
                        ans = max(ans, sum[i] - a[i].first - pq.top());
                }
                ans = max(ans, a[i].second);
                pq.push({sum[i - 1] - a[i].first});
        }
        cout << ans;
}
/*
*/

Compilation message

art.cpp: In function 'int main()':
art.cpp:16:24: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   16 |                 freopen("VietCT.INP", "r", stdin);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
art.cpp:17:24: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   17 |                 freopen("VietCT.OUT", "w", stdout);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 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 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 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 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 416 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 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 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 416 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 2 ms 640 KB Output is correct
28 Correct 4 ms 640 KB Output is correct
29 Correct 3 ms 640 KB Output is correct
30 Correct 3 ms 640 KB Output is correct
31 Correct 2 ms 640 KB Output is correct
32 Correct 3 ms 640 KB Output is correct
33 Correct 3 ms 768 KB Output is correct
34 Correct 3 ms 640 KB Output is correct
35 Correct 3 ms 640 KB Output is correct
36 Correct 3 ms 640 KB Output is correct
37 Correct 3 ms 640 KB Output is correct
38 Correct 3 ms 640 KB Output is correct
39 Correct 2 ms 640 KB Output is correct
40 Correct 3 ms 640 KB Output is correct
41 Correct 2 ms 640 KB Output is correct
42 Correct 2 ms 640 KB Output is correct
43 Correct 4 ms 640 KB Output is correct
44 Correct 2 ms 640 KB Output is correct
45 Correct 2 ms 640 KB Output is correct
46 Correct 2 ms 640 KB Output is correct
47 Correct 3 ms 640 KB Output is correct
48 Correct 3 ms 640 KB Output is correct
49 Correct 3 ms 640 KB Output is correct
50 Correct 3 ms 640 KB Output is correct
51 Correct 3 ms 640 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 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 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 416 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 2 ms 640 KB Output is correct
28 Correct 4 ms 640 KB Output is correct
29 Correct 3 ms 640 KB Output is correct
30 Correct 3 ms 640 KB Output is correct
31 Correct 2 ms 640 KB Output is correct
32 Correct 3 ms 640 KB Output is correct
33 Correct 3 ms 768 KB Output is correct
34 Correct 3 ms 640 KB Output is correct
35 Correct 3 ms 640 KB Output is correct
36 Correct 3 ms 640 KB Output is correct
37 Correct 3 ms 640 KB Output is correct
38 Correct 3 ms 640 KB Output is correct
39 Correct 2 ms 640 KB Output is correct
40 Correct 3 ms 640 KB Output is correct
41 Correct 2 ms 640 KB Output is correct
42 Correct 2 ms 640 KB Output is correct
43 Correct 4 ms 640 KB Output is correct
44 Correct 2 ms 640 KB Output is correct
45 Correct 2 ms 640 KB Output is correct
46 Correct 2 ms 640 KB Output is correct
47 Correct 3 ms 640 KB Output is correct
48 Correct 3 ms 640 KB Output is correct
49 Correct 3 ms 640 KB Output is correct
50 Correct 3 ms 640 KB Output is correct
51 Correct 3 ms 640 KB Output is correct
52 Correct 233 ms 28776 KB Output is correct
53 Correct 224 ms 28904 KB Output is correct
54 Correct 229 ms 28776 KB Output is correct
55 Correct 212 ms 28792 KB Output is correct
56 Correct 215 ms 28788 KB Output is correct
57 Correct 212 ms 28776 KB Output is correct
58 Correct 202 ms 28780 KB Output is correct
59 Correct 206 ms 28904 KB Output is correct
60 Correct 204 ms 28788 KB Output is correct
61 Correct 201 ms 28652 KB Output is correct
62 Correct 207 ms 28740 KB Output is correct
63 Correct 204 ms 28772 KB Output is correct
64 Correct 201 ms 28904 KB Output is correct
65 Correct 203 ms 28904 KB Output is correct
66 Correct 207 ms 28776 KB Output is correct
67 Correct 204 ms 28904 KB Output is correct
68 Correct 202 ms 28888 KB Output is correct