oj.uz

Submission #887063

# Submission time Handle Problem Language Result Execution time Memory
887063 2023-12-13T15:27:15 Z ByeWorld Art Exhibition (JOI18_art) C++14
100 / 100
 139 ms 29088 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast,unroll-loops")
#define bupol __builtin_popcount
#define int long long 
#define ll long long
#define ld long double
#define fi first
#define se second
#define pb push_back
#define lf (id<<1)
#define rg ((id<<1)|1)
#define md ((l+r)>>1)
using namespace std;
const int MAXN = 5e5+20;
const int LOG = 20;
const int MOD = 1e9+7;
const int SQRT = 520;
const int INF = 1e18;
typedef pair<int,int> pii;
typedef pair<int,pii> ipii;

int n;
vector <pii> vec;
int a[MAXN], mx[MAXN];

signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n;
    for(int i=1; i<=n; i++){
        int x, y; cin >> x >> y;
        vec.pb({x, y});
    }
    vec.pb({-1, -1});
    sort(vec.begin(), vec.end());

    a[1] = vec[1].se;
    for(int i=2; i<=n; i++){
        a[i] = a[i-1];
        a[i] += vec[i].se; a[i] -= vec[i].fi-vec[i-1].fi; 
        //cout << i << ' ' << a[i] << " te\n";
    }
    mx[n+1] = -INF;
    for(int i=n; i>=1; i--) mx[i] = max(mx[i+1], a[i]);

    int ans = 0, te = 0;
    for(int i=1; i<=n; i++){
        //cout << i << ' ' << mx[i] << ' ' << te << " te\n";
        ans = max(ans, mx[i]+te);
        te -= vec[i].se; te += vec[i+1].fi-vec[i].fi;
    }
    cout << ans << '\n';
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2512 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2512 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2392 KB Output is correct
26 Correct 1 ms 2392 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2512 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2392 KB Output is correct
26 Correct 1 ms 2392 KB Output is correct
27 Correct 2 ms 2652 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 2 ms 2652 KB Output is correct
30 Correct 2 ms 2652 KB Output is correct
31 Correct 2 ms 2780 KB Output is correct
32 Correct 2 ms 2652 KB Output is correct
33 Correct 2 ms 2648 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2652 KB Output is correct
36 Correct 2 ms 2652 KB Output is correct
37 Correct 2 ms 2652 KB Output is correct
38 Correct 2 ms 2652 KB Output is correct
39 Correct 2 ms 2652 KB Output is correct
40 Correct 2 ms 2652 KB Output is correct
41 Correct 2 ms 2656 KB Output is correct
42 Correct 2 ms 2652 KB Output is correct
43 Correct 2 ms 2648 KB Output is correct
44 Correct 2 ms 2652 KB Output is correct
45 Correct 2 ms 2652 KB Output is correct
46 Correct 2 ms 2652 KB Output is correct
47 Correct 2 ms 2652 KB Output is correct
48 Correct 2 ms 2664 KB Output is correct
49 Correct 2 ms 2652 KB Output is correct
50 Correct 2 ms 2652 KB Output is correct
51 Correct 2 ms 2848 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2512 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2392 KB Output is correct
26 Correct 1 ms 2392 KB Output is correct
27 Correct 2 ms 2652 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 2 ms 2652 KB Output is correct
30 Correct 2 ms 2652 KB Output is correct
31 Correct 2 ms 2780 KB Output is correct
32 Correct 2 ms 2652 KB Output is correct
33 Correct 2 ms 2648 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2652 KB Output is correct
36 Correct 2 ms 2652 KB Output is correct
37 Correct 2 ms 2652 KB Output is correct
38 Correct 2 ms 2652 KB Output is correct
39 Correct 2 ms 2652 KB Output is correct
40 Correct 2 ms 2652 KB Output is correct
41 Correct 2 ms 2656 KB Output is correct
42 Correct 2 ms 2652 KB Output is correct
43 Correct 2 ms 2648 KB Output is correct
44 Correct 2 ms 2652 KB Output is correct
45 Correct 2 ms 2652 KB Output is correct
46 Correct 2 ms 2652 KB Output is correct
47 Correct 2 ms 2652 KB Output is correct
48 Correct 2 ms 2664 KB Output is correct
49 Correct 2 ms 2652 KB Output is correct
50 Correct 2 ms 2652 KB Output is correct
51 Correct 2 ms 2848 KB Output is correct
52 Correct 130 ms 28596 KB Output is correct
53 Correct 132 ms 28852 KB Output is correct
54 Correct 132 ms 28736 KB Output is correct
55 Correct 132 ms 28868 KB Output is correct
56 Correct 136 ms 28880 KB Output is correct
57 Correct 132 ms 28824 KB Output is correct
58 Correct 132 ms 28856 KB Output is correct
59 Correct 134 ms 29088 KB Output is correct
60 Correct 130 ms 28748 KB Output is correct
61 Correct 132 ms 28856 KB Output is correct
62 Correct 132 ms 28856 KB Output is correct
63 Correct 135 ms 28860 KB Output is correct
64 Correct 139 ms 28736 KB Output is correct
65 Correct 129 ms 28736 KB Output is correct
66 Correct 133 ms 28752 KB Output is correct
67 Correct 131 ms 28848 KB Output is correct
68 Correct 134 ms 28856 KB Output is correct