Submission #159660

#	Time	Username	Problem	Language	Result	Execution time	Memory
159660		theknife2001	Simfonija (COCI19_simfonija)	C++17	44 / 110	52 ms	3064 KiB

simfonija

#include <bits/stdc++.h>
#define ll long long

using namespace std;
const int N=1e5+55;
int a[N];
int b[N];
int x[N];
int n,k;

ll solve(int pos)
{
	for(int i=0;i<n;i++)
	a[i]=x[i];
	int i=0,j=n-1;
	int K=k;
	
	while(K--)
	{
		if(abs(a[i]-a[pos])>abs(a[j]-a[pos]))
		a[i]=a[pos],i++;
		else
		a[j]=a[pos],j--;
	}
	ll ans=0;
	for(;i<=j;i++)
		ans+=abs(a[i]-a[pos]);
	return ans;
}
		
		

int main()
{
  	ios::sync_with_stdio(false);
	cin>>n>>k;
	for(int i=0;i<n;i++)
	cin>>a[i];
	for(int i=0;i<n;i++)
	cin>>b[i];
	for(int i=0;i<n;i++)
	x[i]=a[i]-b[i];
	sort(x,x+n);
	cout<<min(solve(n/2),solve(n/2+1))<<endl;
	
	return 0;
}

• Subtask 1: 11 / 11
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 11 / 11
• Subtask 5: 0 / 11
• Subtask 6: 0 / 11
• Subtask 7: 0 / 11
• Subtask 8: 0 / 11
• Subtask 9: 0 / 11
• Subtask 10: 0 / 11