oj.uz

Submission #1076149

# Submission time Handle Problem Language Result Execution time Memory
1076149 2024-08-26T11:27:55 Z lmaobruh Art Exhibition (JOI18_art) C++14
100 / 100
 440 ms 52176 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int long long
#define ii pair<ll, ll>
#define fi first
#define se second
const int N = 5e5+5;
int n;
ii a[N];
map<ll, ll> mp;

int32_t main() {
    cin.tie(0)->sync_with_stdio(0);
    if (fopen("A.inp", "r")) {
        freopen("A.inp", "r", stdin);
        freopen("A.out", "w", stdout);
    }
    cin >> n;
    for (int i = 1; i <= n; ++i) {
        cin >> a[i].fi >> a[i].se;
        mp[a[i].fi] += a[i].se;
    }
    n = 0;
    for (auto &it : mp) a[++n] = it;
    sort(a+1, a+n+1);
    long long ans = 0, mx = 0;
    for (int i = 1; i <= n; ++i) {
        ans = max(ans, mx - a[i].fi + a[i].se);
        ans = max(ans, a[i].se);
        mx = max(mx + a[i].se, a[i].fi + a[i].se);
    }
    cout << ans;
}

Compilation message

art.cpp: In function 'int32_t main()':
art.cpp:16:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |         freopen("A.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
art.cpp:17:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |         freopen("A.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 464 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 464 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 600 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 472 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 464 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 600 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 472 KB Output is correct
27 Correct 2 ms 860 KB Output is correct
28 Correct 2 ms 860 KB Output is correct
29 Correct 3 ms 860 KB Output is correct
30 Correct 2 ms 860 KB Output is correct
31 Correct 2 ms 860 KB Output is correct
32 Correct 2 ms 860 KB Output is correct
33 Correct 3 ms 860 KB Output is correct
34 Correct 2 ms 860 KB Output is correct
35 Correct 2 ms 884 KB Output is correct
36 Correct 2 ms 860 KB Output is correct
37 Correct 2 ms 860 KB Output is correct
38 Correct 2 ms 860 KB Output is correct
39 Correct 3 ms 728 KB Output is correct
40 Correct 2 ms 860 KB Output is correct
41 Correct 2 ms 860 KB Output is correct
42 Correct 3 ms 860 KB Output is correct
43 Correct 2 ms 860 KB Output is correct
44 Correct 2 ms 856 KB Output is correct
45 Correct 2 ms 860 KB Output is correct
46 Correct 2 ms 856 KB Output is correct
47 Correct 2 ms 860 KB Output is correct
48 Correct 3 ms 852 KB Output is correct
49 Correct 2 ms 860 KB Output is correct
50 Correct 2 ms 860 KB Output is correct
51 Correct 2 ms 860 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 464 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 600 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 472 KB Output is correct
27 Correct 2 ms 860 KB Output is correct
28 Correct 2 ms 860 KB Output is correct
29 Correct 3 ms 860 KB Output is correct
30 Correct 2 ms 860 KB Output is correct
31 Correct 2 ms 860 KB Output is correct
32 Correct 2 ms 860 KB Output is correct
33 Correct 3 ms 860 KB Output is correct
34 Correct 2 ms 860 KB Output is correct
35 Correct 2 ms 884 KB Output is correct
36 Correct 2 ms 860 KB Output is correct
37 Correct 2 ms 860 KB Output is correct
38 Correct 2 ms 860 KB Output is correct
39 Correct 3 ms 728 KB Output is correct
40 Correct 2 ms 860 KB Output is correct
41 Correct 2 ms 860 KB Output is correct
42 Correct 3 ms 860 KB Output is correct
43 Correct 2 ms 860 KB Output is correct
44 Correct 2 ms 856 KB Output is correct
45 Correct 2 ms 860 KB Output is correct
46 Correct 2 ms 856 KB Output is correct
47 Correct 2 ms 860 KB Output is correct
48 Correct 3 ms 852 KB Output is correct
49 Correct 2 ms 860 KB Output is correct
50 Correct 2 ms 860 KB Output is correct
51 Correct 2 ms 860 KB Output is correct
52 Correct 387 ms 52052 KB Output is correct
53 Correct 403 ms 52052 KB Output is correct
54 Correct 366 ms 52036 KB Output is correct
55 Correct 384 ms 52052 KB Output is correct
56 Correct 362 ms 52036 KB Output is correct
57 Correct 394 ms 52052 KB Output is correct
58 Correct 374 ms 52052 KB Output is correct
59 Correct 372 ms 52040 KB Output is correct
60 Correct 440 ms 52048 KB Output is correct
61 Correct 404 ms 52048 KB Output is correct
62 Correct 382 ms 52032 KB Output is correct
63 Correct 387 ms 52024 KB Output is correct
64 Correct 385 ms 52052 KB Output is correct
65 Correct 387 ms 52008 KB Output is correct
66 Correct 351 ms 52052 KB Output is correct
67 Correct 407 ms 52048 KB Output is correct
68 Correct 384 ms 52176 KB Output is correct