Submission #766411

#	Time	Username	Problem	Language	Result	Execution time	Memory
766411		1ne	Bali Sculptures (APIO15_sculpture)	C++14	21 / 100	2 ms	340 KiB

sculpture

#include<bits/stdc++.h>
using namespace std; 
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	long long n,a,b;cin>>n>>a>>b;
	vector<long long>arr(n);
	for (long long i = 0;i<n;++i){
		cin>>arr[i];
	}
	const long long inf = 1e15;
	vector<long long>pref(n + 1,0);
	for (int i = 0;i<n;++i){
		pref[i + 1] = pref[i] + arr[i];
	}
	auto query = [&](int u,int v){
	  return pref[v + 1] - pref[u];
	};
	vector<vector<long long>>dp(n,vector<long long>(n,-1));
	function<long long(int,int)>solve = [&](int u,int kk){
	  if (kk > b)return inf;
	  if (u == n){
	  	if (kk >= a && kk <= b){
	  		return 0LL;
	  	}
	  	return inf;
	  }
	  if (dp[u][kk]!= -1){
	  	return dp[u][kk];
	  }
	  long long ans = inf;
	  for (int i = u + 1;i<=n;++i){
	  	ans = min(ans,(solve(i,kk + 1) | query(u,i - 1)));	
	  }
	  return dp[u][kk] = ans;
	};
	cout<<solve(0,0)<<'\n';
	return 0;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 21 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29