Submission #334026

#	Time	Username	Problem	Language	Result	Execution time	Memory
334026		ronnith	Holding (COCI20_holding)	C++14	22 / 110	2 ms	364 KiB

holding

#include <bits/stdc++.h>

typedef long long ll;
#define mk make_pair
#define f first
#define s second

using namespace std;

int main(){
	int n, l, r, k;
	scanf("%d%d%d%d", &n, &l, &r, &k);
	int a[n];
	for(int i = 0;i < n;i ++){
		scanf("%d", &a[i]);
	}
	int ans = INT_MAX;
	for(int bit = 0;bit < (1<<n);bit ++){
		if(__builtin_popcount(bit) == n - l + 1){
			int sm = 0;
				int cost = 0;
			int h = l;
			for(int i = 0;i < n;i ++){
				if(!((1<<i)&bit))continue;
				cost += h - (i + 1);
				h ++;
				sm += a[i];
			}
			if(cost <= k){
				ans = min(ans, sm);
			}
		}
	}
	printf("%d\n", ans);
	return 0;
}

Compilation message (stderr)

holding.cpp: In function 'int main()':
holding.cpp:12:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   12 |  scanf("%d%d%d%d", &n, &l, &r, &k);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
holding.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   15 |   scanf("%d", &a[i]);
      |   ~~~~~^~~~~~~~~~~~~

• Subtask 1: 22 / 22
• Subtask 2: 0 / 33
• Subtask 3: 0 / 33
• Subtask 4: 0 / 22