Write a program in Java to display the following pattern:

$#$#$
$#$#
$#$
$#
$

Write a program in Java to display the following pattern:

1 * 3 * 5 
* 3 * 5 * 
3 * 5 * 7 
* 5 * 7 * 
5 * 7 * 9

Write a program in Java to display the following pattern:

1****
22***
333**
4444*
55555

Write a program in Java to display the following pattern:

1234554321
1234  4321
123    321
12      21
1        1

Write a program in Java to display the following pattern:

12345
2345
345
45
5
45
345
2345
12345

Using the switch statement, write a menu driven program to print the following patterns based on user's choice:

Pattern 1:

11
12 22
13 23 33
14 24 34 44
15 25 35 45 55

Pattern 2:

1
0 1
1 0 1
0 1 0 1
1 0 1 0 1

Write a menu driven program to generate pattern as follows:

For choice 1:

1
2*3
4*5*6
7*8*9*0

For choice 2:

5****
4###
3**
2#
1

Write a program to generate a triangle or an inverted triangle till n terms based upon the user's choice.

Example 1:
Input: Type 1 for a triangle and
Type 2 for an inverted triangle
Enter your choice 1
Enter the number of terms 5
Sample Output:
1
2 2
3 3 3
4 4 4 4
5 5 5 5 5

Example 2:
Input: Type 1 for a triangle and
Type 2 for an inverted triangle
Enter your choice 2
Enter the number of terms 6
Sample Output:
6 6 6 6 6 6
5 5 5 5 5
4 4 4 4
3 3 3
2 2
1

Using the switch statement, write a menu driven program for the following:

(a) To print the Floyd's triangle:
1
2   3
4   5   6
7   8   9   10
11 12 13 14 15

(b) To display the following pattern:
I
I C
I C S
I C S E

For an incorrect option, an appropriate error message should be displayed.

Write a program to generate a triangle or an inverted triangle till n terms based upon the User’s choice of the triangle to be displayed.

Example 1:
Input: Type 1 for a triangle and
Type 2 for an inverted triangle
Enter your choice 1
Enter the number of terms 5
Sample Output:

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

Example 2:
Input: Type 1 for a triangle and
Type 2 for an inverted triangle
Enter your choice 2
Enter the number of terms 5
Sample Output:

A B C D E  
A B C D  
A B C  
A B  
A