Revision of IntersectionOfTwoArrays.java

1 file changed, 36 insertions

IntersectionOfTwoArrays.java(file created)

		@@ -0,0 +1,36 @@
1	+	import java.util.*;
2	+
3	+	public class IntersectionOfTwoArrays {
4	+	public static void main(String args[])
5	+	{
6	+	Scanner sc=new Scanner(System.in);
7	+	HashSet<Integer>s=new HashSet<Integer>();
8	+	System.out.println("Enter the no. of elements in array a");
9	+	int n1=sc.nextInt();
10	+	System.out.println("Enter the no. of elements in array b");
11	+	int n2=sc.nextInt();
12	+	int a[]=new int[n1];
13	+	int b[]=new int[n2];
14	+	System.out.println("Enter the elements of array a : ");
15	+	for(int i=0; i<n1; i++)
16	+	{
17	+	a[i]=sc.nextInt();
18	+	}
19	+	System.out.println("Enter the elements of array b : ");
20	+	for(int i=0; i<n2; i++)
21	+	{
22	+	b[i]=sc.nextInt();
23	+	}
24	+	for(int i=0; i<n1; i++)
25	+	s.add(a[i]);
26	+	int result=0;
27	+	for(int j=0; j<n2; j++)
28	+	{
29	+	if(s.contains(b[j])) {
30	+	result++;
31	+	s.remove(b[j]);
32	+	}
33	+	}
34	+	System.out.println("Required no. of common elements are : "+result);
35	+	}
36	+	}

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