Submission #1095719

#	Time	Username	Problem	Language	Result	Execution time	Memory
1095719		Nurislam	Bali Sculptures (APIO15_sculpture)	C++17	9 / 100	205 ms	848 KiB

sculpture

#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define int long long


template <class F, class _S>
bool chmin(F &u, const _S &v){
	bool flag = false;
	if ( u > v ){
		u = v; flag |= true;
	}
	return flag;
}

template <class F, class _S>
bool chmax(F &u, const _S &v){
	bool flag = false;
	if ( u < v ){
		u = v; flag |= true;
	}
	return flag;
}

const int N = (1<<18) +1, inf = 1e18+200;
//int mod = 998244353;
//int mod = 1000000007;
//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//#define rnd(l, r) uniform_int_distribution <int> (l, r)(rng)


void solve(){
	int n, a, b;
	cin >> n >> a >> b;
	vector<int> v(n);
	for(int &i:v)cin >> i;
	
	int ans = inf;
	for(int ms = 0; ms < (1<<n); ms++){
		int cn = __builtin_popcount(ms)+1;
		if(cn < a || cn > b || (ms>>(n-1)) & 1)continue;
		int tot = 0;
		int res = 0;
		for(int i = 0; i < n; i++){
			res += v[i];
			if((ms >> i) & 1){
				tot |= res;
				res = 0;
			}
		}
		tot |= res;
		chmin(ans, tot);
	}
	cout << ans << '\n';
}

 
signed main(){
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.tie(nullptr);
	int tt = 1;
	//cin >> tt;
	while(tt--){
		solve();
	}
}

 
 
 

 
 
 

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