Pattern Problem | Rectangle Pattern

Test Case #1

Enter length:

10

Enter breadth:

4

Output

**********

*               *

*               *

**********

Test Case #2

Enter length:

50

Enter breadth:

10

Output

**************************************************

*                                                                                         *

*                                                                                         *

*                                                                                         *

*                                                                                         *

*                                                                                         *

*                                                                                         *

*                                                                                         *

*                                                                                         *

**************************************************

Program

import java.util.*;

package jothibasu.com;

public class RectanglePattern {

public static void main(String[] args) {

Scanner scan = new Scanner(System.in);

int length,breadth;

System.out.println("Enter length:");

length = scan.nextInt();

System.out.println("Enter breadth:");

breadth = scan.nextInt();

//First Line

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

System.out.print("*");

//Moving to next line

System.out.println();

/*Execute the loop up to breadth

  Here [breadth-2] given because

  of considering 1st and last line*/

for (int j = 0 ; j < breadth - 2 ; j++) {

//First * of breadth

System.out.print("*");

//Printing the space inside rectangle

for (int k = 0 ; k < length - 2 ; k++)

System.out.print(" ");

//Last * of breadth

System.out.print("*");

//Moving to next line

System.out.println();

}

//Last line

for (int l = 0 ; l < length ; l++)

System.out.print("*");

//Closing the scanner object

scan.close();

}

}

Pattern Problem | Alphabets

Test Case #1

Enter limit:

Z

Enter difference:

1

Output 

A

C

E

G

I

K

M

O

Q

S

U

W

Y

Test Case #2

Enter limit:

Z

Enter difference:

2

Output

AD

GJ

MP

SV

Y

Test Case #3

Enter limit:

Z

Enter difference:

3

Output

AEI

MQU

Y

Program

import java.util.*;

package jothibasu.com;

public class Pattern {

   public static void main(String[] args) {

int counter = 1;

char limit;

int difference;

Scanner scan = new Scanner(System.in);

System.out.println("Enter limit:");

limit = scan.next().charAt(0);

System.out.println("Enter difference:");

difference = scan.nextInt();

//Loop will execute up to the given limit

for (char value = 'A'; value <= limit ; value++) {

System.out.print(value);

//Converting character into integer 

                  [Type Conversion, ASCII value]

int charToInteger = (int) value;

//Add the difference to that integer value

charToInteger = charToInteger + difference;

//Converting integer to character

value = (char) charToInteger;

//Move to new line based on the difference given

if (counter % difference == 0)

System.out.println("");

counter++;

//Closing the scanner class object

scan.close();

}

}

}

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