Submission #769397

#	Time	Username	Problem	Language	Result	Execution time	Memory
769397		Rifal	Art Exhibition (JOI18_art)	C++14	100 / 100	181 ms	24704 KiB

art

#include <bits/stdc++.h>
#include <fstream>
#define endl '\n'
#define mod 998244353
#define INF 100000000
//#define ll long long
///#define cin fin
///#define cout fout
#define fi first
#define se second
using namespace std;
///ofstream fout("herding.out");
///ifstream fin("herding.in");

int main()
{
    ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
    long long n, ans = 0; cin >> n; pair<long long ,long long> arr[n]; long long dp[n+1]= {};
    for(int i = 0; i < n; i++) {
        cin >> arr[i].first >> arr[i].second;
    }
    sort(arr,arr+n);
    for(int i = 1; i <= n; i++) {
        dp[i] = max(dp[i-1],arr[i-1].first) + arr[i-1].second;
        ans = max(ans,dp[i]-arr[i-1].first);
    }
    cout << ans;
    return 0;
}

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