Submission #477457

# Submission time Handle Problem Language Result Execution time Memory
477457 2021-10-02T08:23:49 Z FireGhost1301 Art Exhibition (JOI18_art) C++11
100 / 100
216 ms 28624 KB
#include <bits/stdc++.h>
using namespace std;

#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
typedef pair<ll, ll> pll;

const int N = 5e5 + 3;
int n;
ll dp[N], pref[N];
pll a[N];

void solve() {
    cin >> n;
    for (int i = 1; i <= n; ++i)
        cin >> a[i].fi >> a[i].se;
    sort(a + 1, a + n + 1);
    ll ans = 0;
    for (int i = 1; i <= n; ++i) {
        dp[i] = max(a[i].se, pref[i - 1] + a[i].se - a[i].fi);
        ans = max(ans, dp[i]);
        dp[i] += a[i].fi;
        pref[i] = max(pref[i - 1], dp[i]);
    }
    cout << ans;
}

int main() {
    cin.tie(NULL);
    ios_base::sync_with_stdio(false);
    solve();
    return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 336 KB Output is correct
6 Correct 0 ms 336 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 0 ms 336 KB Output is correct
9 Correct 0 ms 336 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 336 KB Output is correct
6 Correct 0 ms 336 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 0 ms 336 KB Output is correct
9 Correct 0 ms 336 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 324 KB Output is correct
15 Correct 1 ms 336 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 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 336 KB Output is correct
6 Correct 0 ms 336 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 0 ms 336 KB Output is correct
9 Correct 0 ms 336 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 324 KB Output is correct
15 Correct 1 ms 336 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 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 3 ms 592 KB Output is correct
28 Correct 2 ms 568 KB Output is correct
29 Correct 3 ms 592 KB Output is correct
30 Correct 2 ms 592 KB Output is correct
31 Correct 2 ms 592 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 3 ms 568 KB Output is correct
37 Correct 2 ms 592 KB Output is correct
38 Correct 2 ms 592 KB Output is correct
39 Correct 3 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 3 ms 592 KB Output is correct
43 Correct 2 ms 592 KB Output is correct
44 Correct 3 ms 592 KB Output is correct
45 Correct 3 ms 592 KB Output is correct
46 Correct 2 ms 592 KB Output is correct
47 Correct 2 ms 592 KB Output is correct
48 Correct 3 ms 592 KB Output is correct
49 Correct 3 ms 592 KB Output is correct
50 Correct 2 ms 592 KB Output is correct
51 Correct 2 ms 592 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 336 KB Output is correct
6 Correct 0 ms 336 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 0 ms 336 KB Output is correct
9 Correct 0 ms 336 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 324 KB Output is correct
15 Correct 1 ms 336 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 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 3 ms 592 KB Output is correct
28 Correct 2 ms 568 KB Output is correct
29 Correct 3 ms 592 KB Output is correct
30 Correct 2 ms 592 KB Output is correct
31 Correct 2 ms 592 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 3 ms 568 KB Output is correct
37 Correct 2 ms 592 KB Output is correct
38 Correct 2 ms 592 KB Output is correct
39 Correct 3 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 3 ms 592 KB Output is correct
43 Correct 2 ms 592 KB Output is correct
44 Correct 3 ms 592 KB Output is correct
45 Correct 3 ms 592 KB Output is correct
46 Correct 2 ms 592 KB Output is correct
47 Correct 2 ms 592 KB Output is correct
48 Correct 3 ms 592 KB Output is correct
49 Correct 3 ms 592 KB Output is correct
50 Correct 2 ms 592 KB Output is correct
51 Correct 2 ms 592 KB Output is correct
52 Correct 204 ms 28512 KB Output is correct
53 Correct 190 ms 28616 KB Output is correct
54 Correct 196 ms 28624 KB Output is correct
55 Correct 207 ms 28616 KB Output is correct
56 Correct 208 ms 28608 KB Output is correct
57 Correct 191 ms 28616 KB Output is correct
58 Correct 191 ms 28604 KB Output is correct
59 Correct 198 ms 28616 KB Output is correct
60 Correct 197 ms 28580 KB Output is correct
61 Correct 201 ms 28480 KB Output is correct
62 Correct 189 ms 28612 KB Output is correct
63 Correct 204 ms 28612 KB Output is correct
64 Correct 213 ms 28616 KB Output is correct
65 Correct 202 ms 28540 KB Output is correct
66 Correct 196 ms 28512 KB Output is correct
67 Correct 216 ms 28612 KB Output is correct
68 Correct 209 ms 28528 KB Output is correct