Alphabet L pattern in java
Steps to do this:-
1. take 3 integers i,j,n ( i and j is for loop and n is for user input length )
2. take a length from user
3. start the i loop from (i=1;i<=n;i++) start the j loop inside i loop and from (j=1;j<=n;j++) now check
if(j==1||i==n)
{
print "*"
}
else
{
print " "
}
close the j loop and print a new line inside i loop
Explanation:-
when if (j==1) it will print the 1st coloumn
*
*
*
*
*
when we check if(i==n) it will print the last row
* * * * * *
and the end of the loop it will print L
4.save and run
The Source Code
import java.util.Scanner;
class lpattern
{
public static void main(String[] args) {
Scanner s=new Scanner(System.in);
int i,j,n;
System.out.println("enter the length");
n= s.nextInt();
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
if(i==n||j==1)
{
System.out.print("*");
}
else
{
System.out.print(" ");
}
}
System.out.println();
}
}
}
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