question12.java

public class question12{
    public static void main(String[] args) {
        int arr[] = {1,2,4,1,6,7,5};

        int n =arr.length;
        int count = 0;
        int i = 0;
        int j = 0;
        int k = 0;
        int[] temp = new int[n];
        for (i = 0; i < n; i++){
            count = 1;
            for (j = i + 1; j < n; j++){
                if (arr[i] == arr[j]){
                    count++;
                    temp[j] = -1;
                }

            }
            if (temp[i] != -1){
                temp[i] = count;
            }
        }
        System.out.println("the occurence of each element in the array is:");
        for (i = 0; i < n; i++) {
            if (temp[i] != -1){
                System.out.println(arr[i] + " occurs " + temp[i]+ "time");
            }
        }
        System.out.println("the unique elemts in the array are:");
        for (i= 0; i < n; i++) {
            if (temp[i] != -1) {
                 System.out.println(arr[i] + " ");
            }
        }
        System.out.println();
    }

}