Submission #595435

#	Time	Username	Problem	Language	Result	Execution time	Memory
595435		Belphegor	Stove (JOI18_stove)	C++14	20 / 100	54 ms	340 KiB

stove

#include<iostream>
using namespace std;
typedef long long ll;
int T[20];
int main(){
	int n,k; cin>>n>>k;
	for(int i=0; i<n; i++) cin>>T[i];
	int ans = 2e9;
	for(int i=0; i<(1<<n); i++){
		int w = 1;
		int on = (i&1);
		int c = 1;
		for(int j=1; j<n; j++){
			if(!on){
				++c; ++w;
			}
			else{
				w+=T[j]-T[j-1];
			}
			on = (i&(1<<j));
		}
		if(c<=k) ans = min(ans,w);
	}
	cout<<ans;
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50