Java Code for Alphabet Pattern

Java Code for Alphabet Pattern

/*

   PATTERN

      A

     ABA

    ABCBA

   ABCDBCA

  ABCDEDCBA

 -----------

-------------

*/

/********************* CODE *********************/

import java.util.*;

class pattern7

{

public static void main(String args[])

{

Scanner scr=new Scanner(System.in);

int n;

System.out.println("Enter the number of rows. ");

n=scr.nextInt();

char c;

for(int i=1;i<=n;++i)        // FOR LOOP FOR NUMBER OF ROWS

{

c='A';

for(int j=i;j<n;++j)        // FOR LOOP FOR PRINTING SPACES

{

System.out.print(" ");

}

for(int k=1;k<=i;++k)      // FOR LOOP FOR PRINTING ALPHABETS IN DESCENDING ORDER  

{

System.out.print(c);

++c;

}

c-=2;

for(int l=1;l<i;++l)      // FOR LOOP FOR PRINTING ALPHABETS IN ASCENDING ORDER

{

System.out.print(c);

--c;

}

System.out.println();    // INTRODUCING NEW LINE

}

} // end of main method

} // end of main class

/* OUTPUT

C:\Users\Aditya\Desktop\aditya>javac pattern7.java

C:\Users\Aditya\Desktop\aditya>java pattern7

Enter the number of rows.

6

     A

    ABA

   ABCBA

  ABCDCBA

 ABCDEDCBA

ABCDEFEDCBA

*/

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