BlueJ Programs On Intersection And Number Of Lines

In this BlueJ program, user will enter intersection point and number of lines and the pattern will be displayed.

Sample input and output

Enter the intersection point: 4
Enter the number of lines: 7

Output
11
22
33
4
55
66
77


import java.io.*;
class patterns
{
public void disp()throws Exception
{
BufferedReader r=new BufferedReader(new InputStreamReader(System.in));
System.out.println("Enter intersection point");
int p=Integer.parseInt(r.readLine());
System.out.println("Enter number of lines");
int l=Integer.parseInt(r.readLine());
for(int i=1;i<=l;i++)
{
for(int j=1;j<=2;j++)
{
System.out.print(i);
if(i==p)
break;
}
System.out.println();
}
}
public static void main(String args[])throws Exception
{
new patterns().disp();
}
}


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