解题思路:
注意事项:
参考代码:
package datastrutures; import java.util.Scanner; /* * 题目 1714: 数据结构-直接插入排序 */ public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int n = scanner.nextInt(); int[] arr = new int[n]; for (int i = 0; i < arr.length; i++) { arr[i] = scanner.nextInt(); } insertSort(arr); for (int i = 0; i < arr.length; i++) { System.out.print(arr[i] + " "); } } public static int[] insertSort(int[] arr) { int insertValue = 0; int insertIndex = 0; for (int i = 0; i < arr.length; i++) { insertValue = arr[i]; insertIndex = i - 1; while(insertIndex >= 0 && insertValue < arr[insertIndex]) { arr[insertIndex+1] = arr[insertIndex]; insertIndex--; } arr[insertIndex+1] = insertValue; } return arr; } }
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