oj.uz

Submission #1101792

# Submission time Handle Problem Language Result Execution time Memory
1101792 2024-10-16T19:36:25 Z kasdo Art Exhibition (JOI18_art) C++14
100 / 100
 153 ms 32596 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define endl '\n'
#define speed cin.tie (0) -> sync_with_stdio (0);ios_base::sync_with_stdio(false);cin.tie(0);
void solve()
{
    int n;
    cin>>n;
    pair<int, int> a[n + 5];
    
    for(int i=1; i<=n; i++) cin>>a[i].first>>a[i].second;
    sort(a+1, a+n+1);
    
    int s[n + 5] = {}, mx[n + 5] = {}, p[n + 5] = {};
    mx[n+1] = -1000000000000000000;
    for(int i=1; i<=n; i++)
    {
        p[i] = p[i - 1] + a[i].second;
        s[i] = p[i] - a[i].first;
    }
    for(int i=n; i>=1; i--) mx[i] = max(mx[i + 1], s[i]);

    int ans = 0;
    for(int i=1; i<=n; i++)
    {
        int cur = -1000000000000000000;
        // for(int j=i; j<=n; j++) cur = max(cur, (p[j] - a[j].first));
        // ai = mn, aj = mx;
        ans = max(ans, mx[i] - (p[i - 1] - a[i].first));
        // ans = max(ans, cur - (p[i - 1] - a[i].first));
    }
    cout<<ans<<endl;
}
signed main ()
{
    speed
    // freopen("feast.in", "r", stdin);
    // freopen("feast.out", "w", stdout);
    
    int _ = 1;
    // cin>>_;
    
    while(_--) solve();
    
    return 0;
}

Compilation message

art.cpp: In function 'void solve()':
art.cpp:27:13: warning: unused variable 'cur' [-Wunused-variable]
   27 |         int cur = -1000000000000000000;
      |             ^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 352 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 508 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 352 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 508 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 2 ms 592 KB Output is correct
28 Correct 3 ms 592 KB Output is correct
29 Correct 2 ms 592 KB Output is correct
30 Correct 2 ms 592 KB Output is correct
31 Correct 2 ms 760 KB Output is correct
32 Correct 2 ms 592 KB Output is correct
33 Correct 2 ms 592 KB Output is correct
34 Correct 2 ms 592 KB Output is correct
35 Correct 2 ms 592 KB Output is correct
36 Correct 2 ms 592 KB Output is correct
37 Correct 2 ms 592 KB Output is correct
38 Correct 2 ms 764 KB Output is correct
39 Correct 2 ms 592 KB Output is correct
40 Correct 2 ms 592 KB Output is correct
41 Correct 2 ms 592 KB Output is correct
42 Correct 2 ms 592 KB Output is correct
43 Correct 2 ms 760 KB Output is correct
44 Correct 2 ms 592 KB Output is correct
45 Correct 2 ms 592 KB Output is correct
46 Correct 2 ms 592 KB Output is correct
47 Correct 2 ms 596 KB Output is correct
48 Correct 2 ms 608 KB Output is correct
49 Correct 2 ms 604 KB Output is correct
50 Correct 2 ms 604 KB Output is correct
51 Correct 2 ms 604 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 352 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 508 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 2 ms 592 KB Output is correct
28 Correct 3 ms 592 KB Output is correct
29 Correct 2 ms 592 KB Output is correct
30 Correct 2 ms 592 KB Output is correct
31 Correct 2 ms 760 KB Output is correct
32 Correct 2 ms 592 KB Output is correct
33 Correct 2 ms 592 KB Output is correct
34 Correct 2 ms 592 KB Output is correct
35 Correct 2 ms 592 KB Output is correct
36 Correct 2 ms 592 KB Output is correct
37 Correct 2 ms 592 KB Output is correct
38 Correct 2 ms 764 KB Output is correct
39 Correct 2 ms 592 KB Output is correct
40 Correct 2 ms 592 KB Output is correct
41 Correct 2 ms 592 KB Output is correct
42 Correct 2 ms 592 KB Output is correct
43 Correct 2 ms 760 KB Output is correct
44 Correct 2 ms 592 KB Output is correct
45 Correct 2 ms 592 KB Output is correct
46 Correct 2 ms 592 KB Output is correct
47 Correct 2 ms 596 KB Output is correct
48 Correct 2 ms 608 KB Output is correct
49 Correct 2 ms 604 KB Output is correct
50 Correct 2 ms 604 KB Output is correct
51 Correct 2 ms 604 KB Output is correct
52 Correct 122 ms 19796 KB Output is correct
53 Correct 131 ms 32596 KB Output is correct
54 Correct 135 ms 32588 KB Output is correct
55 Correct 153 ms 32588 KB Output is correct
56 Correct 131 ms 32596 KB Output is correct
57 Correct 130 ms 32456 KB Output is correct
58 Correct 133 ms 32588 KB Output is correct
59 Correct 131 ms 32588 KB Output is correct
60 Correct 130 ms 32588 KB Output is correct
61 Correct 132 ms 32332 KB Output is correct
62 Correct 128 ms 32452 KB Output is correct
63 Correct 137 ms 32456 KB Output is correct
64 Correct 131 ms 32596 KB Output is correct
65 Correct 129 ms 32592 KB Output is correct
66 Correct 129 ms 32464 KB Output is correct
67 Correct 131 ms 32588 KB Output is correct
68 Correct 133 ms 32588 KB Output is correct