# file: quadratic-equation.py



def main():
    print "This program solves a quadratic equation ax^2+bx+c=0 for the given coefficients a,b,c."

    a,b,c = input("Please, input the coefficients (a,b,c):")

    import math
    discr_root=math.sqrt(b*b-4*a*c)
    root1=(-b+discr_root)/(2*a)
    root2=(-b-discr_root)/(2*a)

    print "The solutions of the quadratic equation ", a,"x^2 +",b,"x +",c,"= 0 are:"
    print root1, ", ", root2


main()