Submission #490680

#	Time	Username	Problem	Language	Result	Execution time	Memory
490680		irmuun	Divide and conquer (IZhO14_divide)	C++17	48 / 100	1083 ms	3500 KiB

divide

#include<bits/stdc++.h>
using namespace std;
#define ll long long
int main(){
	ll n,x[100001],g[100001],d[100001],i,j,e,m,l,r,ans;
	cin>>n;
	ans=0;
	for(i=1;i<=n;i++){
		cin>>x[i]>>g[i]>>d[i];
		if(d[i]>0){
			ans=max(ans,g[i]);
		}
	}
	for(i=1;i<=n;i++){
		e=d[i];
		m=g[i];
		l=x[i]-1;
		r=x[i];
		for(j=i+1;j<=n;j++){
			r=x[j];
			e+=d[j];
			m+=g[j];
			if(e>=r-l){
				ans=max(ans,m);
			}
		}
	}
	cout<<ans;
}

• Subtask 1: 17 / 17
• Subtask 2: 31 / 31
• Subtask 3: 0 / 52