Submission #1307435

#	Time	Username	Problem	Language	Result	Execution time	Memory
1307435		ballbreaker	Art Exhibition (JOI18_art)	C++20	0 / 100	1 ms	576 KiB

art

#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx,avx2,bmi,bmi2")
#define all(a) a.begin(),a.end()
using namespace std;
#define int long long
void gogo() {
    int n;
    cin >> n;
    pair<int, int>seg[n + 1];
    for (int i = 1; i <= n; i++) {
        cin >> seg[i].first >> seg[i].second;
    }
    sort(seg + 1, seg + n + 1);
    int ans = 0;
    for (int l = 1; l <= n; l++) {
        int sum = 0;
        for (int r = l; r <= n && r <= l + 5; r++) {
            sum += seg[r].second;
            ans = max(ans, sum + seg[l].first - seg[r].first);
        }
    }
    cout << ans << endl;
}
main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int t = 1;
    // cin >> t;
    while (t--) {
        gogo();
    }
} 

Compilation message (stderr)

art.cpp:25:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   25 | main() {
      | ^~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 50