a) Usc scanf function to acccpt the input from the user. b) Use floating point inputs wherever possible. c) Need hard copy ofC source code and (ii) output for each program Write C programs to do the following: 1. Euclidean distance problem Compute the Euclidean distance between two points on a 2D plane [Hint: The distance between two points (x1,y^(x,y2) on a 2D plane is given by Hint: Use the math header file #include