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SearchKeyElement.java

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package arrays;

import java.util.Scanner;

class SearchElement{

int flag,index;

Scanner sc = new Scanner(System.in);

void display(int[] a,int key) {

for(int i=0;i<a.length;i++) {

if(key == a[i]) {

flag = 1;

index = i;

break;

}

if(flag == 0)

System.out.println("Element not Found!!");

else

System.out.println("Element found at the position : "+index);

}

public void readArray() {

System.out.println("Enter the array size :");

int n = sc.nextInt();

int[] a = new int[n];

System.out.println("Enter the array elements");

for(int i=0;i<n;i++)

a[i] = sc.nextInt();

System.out.println("Enter the key elemenent to be searched:");

int key = sc.nextInt();

display(a,key);

}

public class SearchKeyElement {

public static void main(String[] args) {

// TODO Auto-generated method stub

SearchElement se = new SearchElement();

se.readArray();

}