Submission #1310854

#	Time	Username	Problem	Language	Result	Execution time	Memory
1310854		bahaktl	Art Exhibition (JOI18_art)	C++20	100 / 100	126 ms	8340 KiB

art

#include <bits/stdc++.h>

#define int long long 
#define pb push_back
using namespace std;

const int N=5e5+10;
const int inf=9e18;
const int mod=1e9+7;

pair<int,int>a[N];

signed main() {
    ios_base::sync_with_stdio(NULL);
    cin.tie(NULL);
    int T=1;
    // cin>>T;
    while(T--) {
        int n;
        cin>>n;
        int ans=0;
        for(int i=1;i<=n;i++) {
            cin>>a[i].first>>a[i].second;
            ans=max(ans,a[i].second);
        }
        sort(a+1,a+n+1);
        int sum=0,mx=0;
        for(int i=1;i<=n;i++) {
            sum+=a[i].second;
            ans=max(ans,sum-a[i].first+mx);
            mx=max(mx,a[i].first-sum+a[i].second);
        }
        cout<<ans<<"\n";
    }
}

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