选择排序法对数组进行排序

Posted 2020-10-29 BatmanY

package selectionSort;

import java.util.Arrays;

public class Exam {
//使用选择排序法对数组进行排序
    public static void main(String[] args) {
        int[] nums= {23,3453,123,54,12,45,145,135,656,146,65};
        SelectionSort(nums);
        System.out.println(Arrays.toString(nums));
    }
    
    
    public static void SelectionSort(int[] nums) {
        if(nums==null||nums.length<0) {
            return;
        }
    
        for(int i=0;i<nums.length-1;i++) {
            
            int arrayMin=nums[i];
            int arrayMinIndex=i;
            for(int j=i+1;j<nums.length;j++) {
                if(arrayMin>nums[j]) {
                    arrayMin=nums[j];
                    arrayMinIndex=j;
                }
            }
            if(arrayMin!=i) {
                nums[arrayMinIndex]=nums[i];
                nums[i]=arrayMin;
            }
        }

    }
}