Submission #160092

#	Time	Username	Problem	Language	Result	Execution time	Memory
160092		combi1k1	Art Exhibition (JOI18_art)	C++14	100 / 100	914 ms	44640 KiB

art

#include<bits/stdc++.h>

using namespace std;

#define int long long

signed main()   {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    map<int,int>    mp;

    int n;  cin >> n;

    for(int i = 1 ; i <= n ; ++i)   {
        int a;  cin >> a;
        int b;  cin >> b;

        mp[a] += b;
    }

    int sum = 0;
    int Min = 0;
    int ans = 0;

    for(auto it : mp)   {
        Min = min(Min,sum - it.first);  sum += it.second;
        ans = max(ans,sum - it.first - Min);
    }

    cout << ans << endl;
}

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