Exercise 1)Write a program for generating an initial configuration with the particles places on a fcc lattice 2)Write a program for generating initial velocities from an uniform distribution in the range(-Vmax, Vmax)(vmax =5) with the constraint that the total initial velocity is zeroExercise 1) Write a program for generating an initial configuration with the particles places on a fcc lattice. 2) Write a program for generating initial velocities from an uniform distribution in the range (-vmax, vmax) (vmax=5) with the constraint that the total initial velocity is zero