제출 #700868

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
700868		Sanzhar23	Bali Sculptures (APIO15_sculpture)	C++14	9 / 100	591 ms	340 KiB

sculpture

#include <bits/stdc++.h>

using namespace std;

#define ll long long	
#define pb push_back
#define bug cout << "bug" << endl
#define speed ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0)
#define all(x) x.begin(), x.end()
#define F first
#define S second
#define pll pair <ll, ll> 
#define pii pair <int, int> 
#define triple pair <pair <ll, ll> , ll>   
#define ull unsigned long long
#define ld long double
#define pinode pair <node*, node*>

const ll INF = 9e18 + 5;
const ll inf = 1e9 + 5;
const ll N = 2e3 + 5;
const ll shift = 2e6;
const ll mod = 998244353;
const ll mod2 = 1e9 + 9;
const ll M = 1e3 + 5;
const ll LOG = 21;
const ll sp = 263;
const ll sp2 = 9973;
const int block = 100;
const double eps = 1e-10;

ll n, a, b, Y[N], ans = INF, pref[N];

int main(){
	speed;
	cin >> n >> a >> b;
	for(int i = 1; i <= n; i++){
		cin >> Y[i];
		pref[i] = pref[i - 1] + Y[i];
	}
	for(ll col = a; col <= b; col++){
		for(ll mask = 0; mask < (1 << (n - 1)); mask++){
			if(__builtin_popcount(mask) != (col - 1))
				continue;
//			cout << "FOUND " << mask << endl;
			ll last = 0, cur = 0;
			for(int i = 0; i < n; i++){
				if((1 << i) & mask){
					cur = (cur | (pref[i + 1] - pref[last]));
					last = i + 1;
				}
			}
			cur = (cur | (pref[n] - pref[last]));
			ans = min(ans, cur);
		}
	}
	cout << ans << endl;
}
/*	
%I64d6


6 1 3
8 1 2 1 5 4		
		
5 5 5
1 2 3 4 5


%I64d
*/ 

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