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- package com.sf.leetcode;
- import java.util.Arrays;
- public class Solution_912 {
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- public static int[] selectionSort(int[] nums) {
- for (int i = 0; i < nums.length; i++) {
-
- int min = i;
- for (int j = i + 1; j < nums.length; j++) {
- if (nums[j] < nums[min]) {
- min = j;
- }
- }
- if (min != i) {
- int temp = nums[min];
- nums[min] = nums[i];
- nums[i] = temp;
- }
- }
- return nums;
- }
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- public static int[] insertionSort(int[] nums) {
- for (int i = 1; i < nums.length; i++) {
-
- for (int j = i; j > 0; j--) {
-
- if (nums[j] > nums[j - 1]) break;
- int temp = nums[j];
- nums[j] = nums[j - 1];
- nums[j - 1] = temp;
- }
- }
- return nums;
- }
-
-
- public static int[] bubbleSort(int[] nums) {
- for (int i = 0; i < nums.length - 1; i++) {
- for (int j = 0; j < nums.length - 1 - i; j++) {
-
- if (nums[j] > nums[j + 1]) {
- int temp = nums[j];
- nums[j] = nums[j + 1];
- nums[j + 1] = temp;
- }
- }
- }
- return nums;
- }
- public static void main(String[] args) {
- int[] nums = new int[]{3, 4, 5, 2, 1, 6, 7, 8, 9};
- bubbleSort(nums);
- System.out.println(Arrays.toString(nums));
- }
- }
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