oj.uz

답안 #1026235

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1026235 2024-07-17T18:12:13 Z vanea Art Exhibition (JOI18_art) C++14
0 / 100
 0 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

const ll NINF = -1e18;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin >> n;
    vector<array<ll, 2>> v(n+1);
    vector<ll> pref(n+1);
    for(int i = 1; i <= n; i++) {
        cin >> v[i][0] >> v[i][1];
    }
    sort(v.begin(), v.end());
    for(int i = 1; i <= n; i++) {
        pref[i] = v[i][1] + pref[i-1];
    }
    ll ans = pref[1];
    ll mx = 0;
    for(int i = 2; i <= n; i++) {
        ans = max(ans, v[i][1]);
        ll curr = pref[i] - v[i][0];
        curr += mx;
        ans = max(ans, curr);
        mx = max(mx, v[i][0] - pref[i-1]);
    }
    cout << ans;
    return 0;
}

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #4
0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB Output isn't correct
8 Halted 0 ms 0 KB -