Q$1$ Write a program that does the following:

i$)$ Use scanf to read $2$ numbers and assign these to two variables

ii$)$ Print the contents of these two variables

iii$)$ Swap the two numbers without using a temporary variable

iv$)$ Do not use the method shared by a student in class

v$)$ Print the contents of these two variables $($after swapping$)$

vi$)$ Output in the following format:

Before: $x=3,y=5$

After: $x=5,y=3$

Q$2$ Write a program that does the following:

i$)$ Use scanf to read a number greater than $10$ and less than $20,$

ii$)$ Use while loop to print a triangle as shown below

iii$)$ Output as follows:

Enter a number greater than $10$ and less than $20$

$13$

OR

Enter a number greater than $10$ and less than $20$

$12**$

NOTE; ALL CODE MUST BE IN C LANGUAGE AND CODE MUST HAVE A EXPLANIATION $.$