Java排序算法之选择排序

package SelectSort;

import java.util.Random;

public class SelectSort {
	private static int size=20;
	public static void main(String[] args) {
		Random rd=new Random();
		int []arr=new int[size];
		for (int i = 0; i < arr.length; i++) {
			arr[i]=rd.nextInt(100)+1;
		}
		selectSort(arr);
		for (int i : arr) {
			System.out.print(i+" ");
		}
	}
	private static void selectSort(int[] arr) {
		for (int i = 0; i < arr.length-1; i++) {
			for (int j = i; j < arr.length; j++) {
				int temp=0;
				if(arr[i]>arr[j]){
					temp=arr[j];
					arr[j]=arr[i];
					arr[i]=temp;
				}
			}
		}
	}
}