Submission #104644

#	Time	Username	Problem	Language	Result	Execution time	Memory
104644		YottaByte	Bali Sculptures (APIO15_sculpture)	C++14	9 / 100	668 ms	512 KiB

sculpture

#include <bits/stdc++.h>
using namespace std;

const int N = 25;

long long n, a, b, ar[N];
long long ans = 1e18;

void calc(long long mask) {
	int one = __builtin_popcount(mask) + 1;
	if((mask >> (n - 1)) & 1) one--;
	if(a <= one && one <= b) {
		long long sum = 0, temp = 0;
		for(int i = 0; i < n; i++) {
			sum = sum + ar[i];
			if(mask & (1 << i)) {
				temp = temp | sum;
				sum = 0;
			}
		}
		
		temp = temp | sum;
		
		if(ans > temp) {
			ans = temp;
		}
	}
}

main() {
	cin >> n >> a >> b;
	
	for(int i = 0; i < n; i++) {
		cin >> ar[i];
	}
	
	for(long long i = 0; i < (1 << n); i++) {
		calc(i);
	}
	
	cout << ans << endl;
}

Compilation message (stderr)

sculpture.cpp:30:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main() {
      ^

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