Aita

import java.util.Scanner;


public class Aita {
	public static void main(String[] args) {

		Scanner input = new Scanner(System.in);

		final int lautoja = input.nextInt();
		final int ero = input.nextInt();

		String vastaus = "";


		if ( lautoja/2 < ero ){
			System.out.println("QAQ");
		}
		else {


			for (int i = 0 ; i<lautoja ; i++){
				if ((i % 2) != 0){ // 1,3,5,7... 
					vastaus += (i+1)/2 + " ";
				}
				else { // 0,2,4,6...
					vastaus += lautoja/2 + 1 + i/2 + " ";
				}
			}

			System.out.println(vastaus.substring(0, vastaus.length()-1));


		}
	}
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: ACCEPTED

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 15

Group: 3

Verdict: ACCEPTED