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Program34.java
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37 lines (29 loc) · 970 Bytes
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// Program 34
// Week 1 - Day 6
// Write a program to remove all the duplicate elements from an array.
import java.util.*;
public class Program34 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter size of the array:");
int n = sc.nextInt();
int[] arr = new int[n];
System.out.println("Enter elements of the array:");
for (int i = 0; i < n; i++) {
arr[i] = sc.nextInt();
}
Set<Integer> uniqueElements = new LinkedHashSet<>();
for (int num : arr) {
uniqueElements.add(num);
}
int[] result = new int[uniqueElements.size()];
int index = 0;
for (int num : uniqueElements) {
result[index++] = num;
}
System.out.println("Array after removing duplicates:");
for (int num : result) {
System.out.print(num + " ");
}
}
}