JA-Functions-CustomComparator

import java.util.Arrays;
import java.util.Scanner;

public class CustomComparator {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        Arrays.stream(sc.nextLine().split("\\s+"))
        .map(Integer::parseInt)
        .sorted((f, s) -> {
            int result = 0;

            if (f % 2 == 0 && s % 2 != 0) {
                result = -1;
            } else if (f % 2 != 0 && s % 2 == 0) {
                result = 1;
            } else {
                result = f - s;
            }
            return result;
        })
        .forEach(e -> System.out.print(e + " "));
    }
}