#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define loop(i,a,b) for(i=a;i<b;i++)
#define rloop(i,a,b) for(i=a;i>=b;i--)
#define vi vector<int>
#define vl vector<ll>
#define vii vector< vector<int> >
#define vll vector< vector<ll> >
#define vs vector<string>
const int inf=1000000001;
const ll INF=1e16;
#define MOD 1000000007
#define mod 1000000009
#define pi 3.14159265358979323846

int main(){
	int n,k,i;
	cin>>n>>k;
	vi a(n);
	loop(i,0,n-k){
		if(i%2==0){
			a[i]=50000-i;
		}else{
			a[i]=50000+i;
		}
	}
	if(a[n-k-1]<=50000){
		loop(i,n-k,n){
			a[i]=a[i-1]-1;
		}
	}else{
		loop(i,n-k,n){
			a[i]=a[i-1]+1;
		}
	}
	loop(i,0,n-1){
		cout<<a[i]<<" ";
	}
	cout<<a[n-1]<<endl;
}