Write these C/C++ Program before going to Interview.

While-loop

1. WAP - To check string is Palindrome or not
2. WAP - To check number is Armstrong or not.
3. WAP - To check number is perfect or not.
4. WAP - To check number is prime or not

---

1. WAP - To find number Factorial.
2. WAP - To find number Factorial or not
3. WAP - To print Fibonacci & and Tribonacci.
4. WAP - To find prime number between the number rang
5. WAP - To calculate area of circle, (Square, rectangle and triangle )
6. WAP - To check Leap year or not.
7. WAP - To swap to numbers.
8. WAP - To swap to numbers without using third variable.

Array

1. WAP - To sort array element in ascending and descending order.
2. WAP - To insert element at beginning, ending and any position of array.
3. WAP - To print array element in reverse order.
4. WAP - To find maximum and minimum element of array (smallest, largest)
5. WAP - To print 2d array matrix transport matrix.
6. WAP - To print mirror matrix
7. WAP - To swap two matrix.

---

1. WAP - To print palindrome string
2. WAP - To convert temperature Celsius to Fahrenheit and vice-versa
3. WAP - To add two number using pointer.
4. WAP - To print 5 student records suing structure and union.
5. WAP - To calculate total and average marks of 5 subjects (struct)

6. WAP - to calculate tax

   Conditions : if ≤1000 then “No Tax”

   if > 1000 && ≤ 100000 then “10%” tax

   if > 100000 then “25%” tax

7. WAP - To add every element from array.

8. WAP - To search array elements with appropriate location

---

Patterns

1. Pattern 1

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

1. Pattern 2.

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

1. Pattern 3

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

1. Pattern 4

1 
2 3
4 5 6
7 8 9 10
11 12 13 14

1. Pattern 5.

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

1. Pattern 6: half pyramid of alphabets

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