Submission #875737

#	Time	Username	Problem	Language	Result	Execution time	Memory
875737		nasir_bashirov	Art Exhibition (JOI18_art)	C++11	0 / 100	1 ms	348 KiB

art

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")

#include <bits/stdc++.h>
using namespace std;

#define db long double
#define ll long long
#define pii pair<int, int>
#define pll pair<ll, ll>
#define vi vector<int>
#define vl vector<ll>
#define vii vector<pii>
#define vll vector<pll>
#define endl '\n'
#define all(x) x.begin(), x.end()
#define fastio\
    ios_base::sync_with_stdio(0);\
    cin.tie(0);\
    cout.tie(0)\

#define int long long

const int sz = 5e5 + 5;
int n;
pii a[sz];

signed main(){
    cin >> n;
    for(int i = 1; i <= n; i++){
        cin >> a[i].first >> a[i].second;
    }
    sort(a + 1, a + n + 1);
    int res = -1e18, p = 1, s = 0;
    for(int i = 1; i <= n; i++){
        s += a[i].second;
        while(p < i and a[p + 1].first - a[p].first > a[p].second){
            s -= a[p].second, p++;
        }
        res = max(res, s - (a[i].first - a[p].first));
    }
    cout << res;    
}

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