所有偶数位于数组的前半部分，所有奇数位于数组的后半部分

package com.company;

import java.util.Scanner;

public class MainTest {
private static void swap(int [] array){
if(array ==null || array.length==0)
return;
int low=0;
int high=array.length-1;
while(low< high){
if(array[low]%2==0){
low++;
}
if(array[high]%2==1){
high--;
continue;
}
int temp=array[low];
array[low]=array[high];
array[high]=temp;
}
}
public static void main (String [] args){
Scanner sc = new Scanner(System.in);
String str = sc.nextLine();
String [] strArray=str.split(" ");
int [] intArray =new int[strArray.length];
for(int i=0;i<strArray.length;i++){
intArray[i]=Integer.parseInt(strArray[i]);
}
swap(intArray);
for(int i=0;i<=intArray.length-1;i++){
System.out.println(intArray[i]);
}
}

}