Submission #943293

#	Time	Username	Problem	Language	Result	Execution time	Memory
943293		irmuun	Art Exhibition (JOI18_art)	C++17	100 / 100	152 ms	21324 KiB

art

#include<bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    ll n;
    cin>>n;
    pair<ll,ll>p[n+5];
    for(ll i=1;i<=n;i++){
        cin>>p[i].ff>>p[i].ss;
    }
    sort(p+1,p+n+1);
    ll ans=0,best=0;
    for(ll i=1;i<=n;i++){
        best+=p[i].ss;
        best=max(best,p[i].ff+p[i].ss);
        ans=max(ans,best-p[i].ff);
    }
    cout<<ans;
}

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