oj.uz

Submission #784658

# Submission time Handle Problem Language Result Execution time Memory
784658 2023-07-16T11:38:59 Z Alfraganus Art Exhibition (JOI18_art) C++14
100 / 100
 147 ms 16468 KB 
#include <bits/stdc++.h>
// #include <ext/pb_ds/assoc_container.hpp>
using namespace std;
// using namespace __gnu_pbds;

// typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;

#define ll long long
#define str string
#define fastio ios::sync_with_stdio(0), cin.tie(0);
#define fs first
#define ss second
#define endl '\n'
#define all(x) (x).begin(), (x).end()
#define len(x) x.size()

#define print(a)          \
    for (auto &x : a)     \
        cout << x << " "; \
    cout << endl;

#define printmp(a)    \
    for (auto &x : a) \
        cout << x.fs << " " << x.ss << endl;

const int mod = 1e9 + 7;
const long long INF = LLONG_MAX;
const long long NEG_INF = LLONG_MIN;

void solve()
{
    int n;
    cin>>n;
    vector<pair<ll, ll>> a(n);
    for(int i = 0; i < n; i ++)cin>>a[i].fs >> a[i].ss;
    sort(all(a), greater<pair<ll, ll>> ());
    vector<pair<ll, ll>> b;
    int i = 0;
    while(i < n){
        ll s = a[i].ss;
        while(i < n and a[i].fs == a[i + 1].fs)s += a[++ i].ss;
        b.push_back({a[i].fs, s});
        i ++;
    }
    b.push_back({b.back().fs, 0});
    reverse(all(b));
    ll ans = 0, sum = 0;
    for(int i = 1; i < (int)b.size(); i ++){
        sum = max(b[i].ss, sum + b[i].ss + (b[i - 1].fs - b[i].fs));
        ans = max(ans, sum);
    }
    cout<<ans;
}

signed main()
{
    fastio
    int t = 1;
    // cin >> t;
    while (t--)
    {
        solve();
        cout << endl;
    }
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 2 ms 596 KB Output is correct
28 Correct 2 ms 596 KB Output is correct
29 Correct 2 ms 596 KB Output is correct
30 Correct 2 ms 596 KB Output is correct
31 Correct 2 ms 596 KB Output is correct
32 Correct 2 ms 596 KB Output is correct
33 Correct 3 ms 596 KB Output is correct
34 Correct 2 ms 596 KB Output is correct
35 Correct 2 ms 596 KB Output is correct
36 Correct 2 ms 596 KB Output is correct
37 Correct 2 ms 596 KB Output is correct
38 Correct 2 ms 596 KB Output is correct
39 Correct 2 ms 596 KB Output is correct
40 Correct 2 ms 596 KB Output is correct
41 Correct 2 ms 596 KB Output is correct
42 Correct 2 ms 596 KB Output is correct
43 Correct 2 ms 596 KB Output is correct
44 Correct 2 ms 596 KB Output is correct
45 Correct 2 ms 524 KB Output is correct
46 Correct 2 ms 596 KB Output is correct
47 Correct 2 ms 596 KB Output is correct
48 Correct 2 ms 596 KB Output is correct
49 Correct 2 ms 596 KB Output is correct
50 Correct 2 ms 596 KB Output is correct
51 Correct 2 ms 596 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 2 ms 596 KB Output is correct
28 Correct 2 ms 596 KB Output is correct
29 Correct 2 ms 596 KB Output is correct
30 Correct 2 ms 596 KB Output is correct
31 Correct 2 ms 596 KB Output is correct
32 Correct 2 ms 596 KB Output is correct
33 Correct 3 ms 596 KB Output is correct
34 Correct 2 ms 596 KB Output is correct
35 Correct 2 ms 596 KB Output is correct
36 Correct 2 ms 596 KB Output is correct
37 Correct 2 ms 596 KB Output is correct
38 Correct 2 ms 596 KB Output is correct
39 Correct 2 ms 596 KB Output is correct
40 Correct 2 ms 596 KB Output is correct
41 Correct 2 ms 596 KB Output is correct
42 Correct 2 ms 596 KB Output is correct
43 Correct 2 ms 596 KB Output is correct
44 Correct 2 ms 596 KB Output is correct
45 Correct 2 ms 524 KB Output is correct
46 Correct 2 ms 596 KB Output is correct
47 Correct 2 ms 596 KB Output is correct
48 Correct 2 ms 596 KB Output is correct
49 Correct 2 ms 596 KB Output is correct
50 Correct 2 ms 596 KB Output is correct
51 Correct 2 ms 596 KB Output is correct
52 Correct 138 ms 16452 KB Output is correct
53 Correct 133 ms 16456 KB Output is correct
54 Correct 133 ms 16456 KB Output is correct
55 Correct 140 ms 16456 KB Output is correct
56 Correct 135 ms 16448 KB Output is correct
57 Correct 134 ms 16468 KB Output is correct
58 Correct 138 ms 16448 KB Output is correct
59 Correct 135 ms 16444 KB Output is correct
60 Correct 134 ms 16456 KB Output is correct
61 Correct 137 ms 16456 KB Output is correct
62 Correct 137 ms 16456 KB Output is correct
63 Correct 139 ms 16460 KB Output is correct
64 Correct 134 ms 16448 KB Output is correct
65 Correct 145 ms 16448 KB Output is correct
66 Correct 133 ms 16448 KB Output is correct
67 Correct 136 ms 16448 KB Output is correct
68 Correct 147 ms 16448 KB Output is correct