oj.uz

Submission #939170

# Submission time Handle Problem Language Result Execution time Memory
939170 2024-03-06T06:26:21 Z vjudge1 Art Exhibition (JOI18_art) C++17
100 / 100
 263 ms 51540 KB 
#include<bits/stdc++.h>

using namespace std;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
typedef long long ll;
#define int ll
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define pb push_back
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
#define mispertion ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0)
#define F first
#define S second
#define getlast(s) (*s.rbegin())
#define debg cout << "OK\n"

const ld PI = 3.1415926535;
const int N = 500000+1;
const int M = 7e6 + 1;
int mod = 998244353;
const int infi = INT_MAX;
const ll infl = LLONG_MAX;
const int P = 31;

int mult(int a, int b) {
    return a * 1LL * b % mod;
}

int sum(int a, int b) { 
    if (a + b < 0)
        return a + b + mod;
    if (a + b >= mod)
        return a + b - mod;
    return a + b;
}

ll binpow(ll a, ll n) {
    if (n == 0)
        return 1;
    if (n % 2 == 1) {
        return binpow(a, n - 1) * a % mod;
    } else {
        ll b = binpow(a, n / 2);
        return b * b % mod;
    }
}

int a[N], b[N], n, pr[N];
vector<pii> v;

void solve(){
    cin >> n;
    v.resize(n);
    for(int i = 1; i <= n; i++){
        int x, y;
        cin >> x >> y;
        v[i - 1] = {x, y};
    }
    sort(all(v));
    for(int i = 0; i < n; i++)
        a[i + 1] = v[i].F, b[i + 1] = v[i].S;
    for(int i = 1; i <= n; i++)
        pr[i] = pr[i - 1] + b[i];
    set<pii> st;
    int ans = 0;
    for(int i = 1; i <= n; i++){
        st.insert({-pr[i - 1] + a[i], i});
        int ps = st.rbegin()->S;
        ans = max(ans, a[ps] - a[i] + pr[i] - pr[ps - 1]);
    }
    cout << ans << '\n';
}   

signed main() {
    mispertion;
    int t = 1;
    //cin >> t;
    while(t--){
        solve();
    }
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4444 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4444 KB Output is correct
27 Correct 3 ms 4956 KB Output is correct
28 Correct 3 ms 4952 KB Output is correct
29 Correct 3 ms 4952 KB Output is correct
30 Correct 3 ms 4956 KB Output is correct
31 Correct 3 ms 4956 KB Output is correct
32 Correct 3 ms 4956 KB Output is correct
33 Correct 3 ms 4956 KB Output is correct
34 Correct 2 ms 4956 KB Output is correct
35 Correct 3 ms 4952 KB Output is correct
36 Correct 3 ms 4956 KB Output is correct
37 Correct 3 ms 4956 KB Output is correct
38 Correct 3 ms 4956 KB Output is correct
39 Correct 6 ms 4956 KB Output is correct
40 Correct 3 ms 4956 KB Output is correct
41 Correct 3 ms 4956 KB Output is correct
42 Correct 4 ms 4900 KB Output is correct
43 Correct 3 ms 5140 KB Output is correct
44 Correct 3 ms 4952 KB Output is correct
45 Correct 3 ms 4956 KB Output is correct
46 Correct 3 ms 4956 KB Output is correct
47 Correct 2 ms 4956 KB Output is correct
48 Correct 2 ms 4956 KB Output is correct
49 Correct 2 ms 4956 KB Output is correct
50 Correct 3 ms 4952 KB Output is correct
51 Correct 3 ms 4956 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4444 KB Output is correct
27 Correct 3 ms 4956 KB Output is correct
28 Correct 3 ms 4952 KB Output is correct
29 Correct 3 ms 4952 KB Output is correct
30 Correct 3 ms 4956 KB Output is correct
31 Correct 3 ms 4956 KB Output is correct
32 Correct 3 ms 4956 KB Output is correct
33 Correct 3 ms 4956 KB Output is correct
34 Correct 2 ms 4956 KB Output is correct
35 Correct 3 ms 4952 KB Output is correct
36 Correct 3 ms 4956 KB Output is correct
37 Correct 3 ms 4956 KB Output is correct
38 Correct 3 ms 4956 KB Output is correct
39 Correct 6 ms 4956 KB Output is correct
40 Correct 3 ms 4956 KB Output is correct
41 Correct 3 ms 4956 KB Output is correct
42 Correct 4 ms 4900 KB Output is correct
43 Correct 3 ms 5140 KB Output is correct
44 Correct 3 ms 4952 KB Output is correct
45 Correct 3 ms 4956 KB Output is correct
46 Correct 3 ms 4956 KB Output is correct
47 Correct 2 ms 4956 KB Output is correct
48 Correct 2 ms 4956 KB Output is correct
49 Correct 2 ms 4956 KB Output is correct
50 Correct 3 ms 4952 KB Output is correct
51 Correct 3 ms 4956 KB Output is correct
52 Correct 201 ms 51316 KB Output is correct
53 Correct 201 ms 51256 KB Output is correct
54 Correct 207 ms 51280 KB Output is correct
55 Correct 214 ms 51284 KB Output is correct
56 Correct 234 ms 51540 KB Output is correct
57 Correct 263 ms 51284 KB Output is correct
58 Correct 224 ms 51284 KB Output is correct
59 Correct 237 ms 51104 KB Output is correct
60 Correct 219 ms 51296 KB Output is correct
61 Correct 216 ms 51296 KB Output is correct
62 Correct 230 ms 51304 KB Output is correct
63 Correct 216 ms 51284 KB Output is correct
64 Correct 239 ms 51292 KB Output is correct
65 Correct 200 ms 51280 KB Output is correct
66 Correct 192 ms 51268 KB Output is correct
67 Correct 204 ms 51296 KB Output is correct
68 Correct 227 ms 51300 KB Output is correct