/** * 查找重复元素 * @author 华伟科技 */ public class Demo { public static void main(String[] args) { int[] my_array = { 1, 2, 5, 5, 6, 6, 7, 2, 9, 2 }; findDupicateInArray(my_array); } public static void findDupicateInArray(int[] a) { int count = 0; for (int j = 0; j < a.length; j++) { for (int k = j + 1; k < a.length; k++) { if (a[j] == a[k]) { count++; } } if (count == 1) { System.out.println("重复元素 : " + a[j]); } count = 0; } } }