제출 #944959

#제출 시각아이디문제언어결과실행 시간메모리
944959dsyz3단 점프 (JOI19_jumps)C++17
5 / 100
4043 ms3676 KiB
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define MAXN (1000005)
int main() {
	ios_base::sync_with_stdio(false);cin.tie(0);
	ll N;
	cin>>N;
	ll arr[N];
	for(ll i = 0;i < N;i++){
		cin>>arr[i];
	}
	ll Q;
	cin>>Q;
	for(ll q = 0;q < Q;q++){
		ll L,R;
		cin>>L>>R;
		L--, R--;
		ll ans = 0;
		for(ll a = L;a <= R;a++){
			for(ll b = a + 1;b <= R;b++){
				for(ll c = b + (b - a);c <= R;c++){
					ans = max(ans,arr[a] + arr[b] + arr[c]);
				}
			}
		}
		cout<<ans<<'\n';
	}
}
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