제출 #678507

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
678507		vjudge1	Art Exhibition (JOI18_art)	C++17	100 / 100	177 ms	8268 KiB

art

#include<bits/stdc++.h>
#define ll long long
#define ld long double
#define pll pair<ll,ll>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

using namespace std;

#define LOCALIO "C:/Users/admin/Documents/Code/"

pll a[500005];
vector <ll> num;

int main()
{
    #ifdef LOCAL
        freopen( LOCALIO "input.txt","r",stdin) ;
        freopen( LOCALIO "output.txt","w",stdout) ;
    #endif

    ios_base::sync_with_stdio(NULL); cin.tie(nullptr); cout.tie(nullptr);
//	freopen("FIBONACCI.inp","r",stdin);
//	freopen("FIBONACCI.out","w",stdout);
    ll n; cin >> n;
    for (ll i=1; i<=n; i++)
        cin >> a[i].fi >> a[i].se;
    sort(a+1, a+n+1);
    for (ll i=1; i<=n; i++)
        a[i].se+=a[i-1].se;
    ll ans=0, Min=1e18;
    for (ll i=1; i<=n; i++)
    {
        Min=min(Min, a[i-1].se-a[i].fi);
        ans=max(ans, a[i].se-a[i].fi-Min);
    }
    cout << ans;
}

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