Submission #1290481

#	Time	Username	Problem	Language	Result	Execution time	Memory
1290481		mefe123	Art Exhibition (JOI18_art)	C++20	0 / 100	1 ms	332 KiB

art

		#include <iostream> 
		#include <vector> 
		#include <string> 
		#include <algorithm>
		#include <cmath> 
		#include <map>			
		#include <set>
		#include <queue>	
		#include <stack>
		#include <unordered_map>
		#include <unordered_set>
		#include <bitset>
		#include <numeric> 
		#include <functional>
		#include <iomanip>
		#include <sstream>
		#include <numeric>


		#define int long long
		#define pb push_back

		#define be begin()
		#define en end()
		#define fi first
		#define se second
		#define makep make_pair
		#define nn int n; cin>>n
		#define mm int m; cin>>m
		#define kk int k; cin>>k

		using namespace std;

		int mod=1e9+7;

		void ai(vector<int> &v){
			for(auto &go : v){
				cin>>go;
			}
		}
		
		void yesno(int k){
			if(k==1){
				cout<<"Yes";
			}
			else{
				cout<<"No";
			}
		}



		void solve(){
			nn;
			vector<pair<int,int>> arr(n);
			vector<int> pre(n+1,0);
			for(int i=0;i<n;i++){
				cin>>arr[i].first;
				cin>>arr[i].second;
			}
			sort(arr.be,arr.en);
			for(int i=0;i<n;i++){
				pre[i+1]=pre[i]+arr[i].second;
			}
			for(int i=0;i<=n;i++){
				//cout<<pre[i+1]<<" ";
			}
			int cevap=-1e17;
			int ma=-1e17;
			for(int i=0;i<n;i++){
				cevap=max(cevap,pre[i+1]-arr[i].first+ma);
				ma=max(ma,arr[i].first-pre[i]);
			}
			cout<<cevap;
		}

		signed main(){
			ios::sync_with_stdio(false);
			cin.tie(nullptr);
			int t=1;
			//cin>>t;
			while(t--){
				solve();
			}
		}

		

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 50