Submission #908852

#	Time	Username	Problem	Language	Result	Execution time	Memory
908852		vjudge1	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++17	0 / 100	1 ms	348 KiB

Main

#include <bits/stdc++.h>
using namespace std;
int main() {
	int n;
	cin>>n;
	vector<int>vegetales(n);
	for(int i=0;i<n;i++){
		cin>>vegetales[i];
	}
	vector<int>a(n);
	a[0]=0;
	for(int i=1;i<n;i++){
		a[i]=max(vegetales[i],a[i-1]+1+vegetales[i-1])-vegetales[i];
	}
	reverse(vegetales.begin(),vegetales.end());
	vector<int>b(n);
	b[0]=0;
	for(int i=1;i<n;i++){
		b[i]=max(vegetales[i],b[i-1]+1+vegetales[i-1])-vegetales[i];
	}
	int ans=-1;
	for(int i=0;i<n;i++){
		ans=max(ans,max(a[i],b[n-1-i]));
	}
	cout<<ans<<"\n";
}

• Subtask 1: 0 / 40
• Subtask 2: 0 / 60