java 在java中对一个长度为int的数组进行排序

Posted 2021-05-08

import java.util.Arrays;

class Main {
  public static void main(String[] args) {
    System.out.println(Arrays.toString(sortthree(lst)));
  }
  static int[] lst = {8, 5000, 6};
  static int[] sortthree(int[] x) {
      while (issorted(x) == false) {
          if (x[0] > x[1]) {
              x = swapitem(x, 0, 1);
          }
          if (x[0] > x[2]) {
              x = swapitem(x, 0, 2);
          }
          if (x[1] > x[2]) {
              x = swapitem(x, 1, 2);
          }
      }
      return x;
  }
  static boolean issorted(int[] x) {
      int size = x.length;
      for(int i=0; i<size-1; i++) {
          if (x[i] > x[i+1]) {
              return false;
          }
      }
      return true;
  }
  static int[] swapitem(int[] x, int y, int z) {
        int temp = x[y];
        x[y] = x[z];
        x[z] = temp;
        return x;
    }
}