import math

def main():

    global a
    global b
    global c

    userInput = []

    a = float(input("Intorduceti a: "))
    userInput.append(a)
    b = float(input("Intorduceti b: "))
    userInput.append(b)
    c = float(input("Intorduceti c: "))
    userInput.append(c)


    if a > b and a > c:
        print("\nValoarea maxima este: a")
    elif b > a and b > c:
        print("\nValoarea maxima este: b")
    else:
        print("\nValoarea maxima este: c")

    highestVal = max(userInput)
    print("Valoarea maxima este:", max(a,b,c))

def ecuatie_de_gradul_doi(a,b,c):

    if a == 0:
        print("\nEcutia introdusa nu este de gradul doi")
    else:
          delta = b**2 - 4*a*c
          if delta <0:
             print("\nEcautia nu are sulutii reale")
          else:
                if delta == 0:
                    solutie=(-b)/(2*a)
                    print("\nEcutia are solutie unice: x= ", solutie)
                else:
                    sqrt_delta = math.sqrt(delta)
                    solutie1 = (-b - sqrt_delta)/(2*a)
                    solutie2 =(-b+sqrt_delta)/(2*a)
                    print("\nEcutia are solutii: ")
                    print("\nx1 = ", solutie1)
                    print("\nx2 =", solutie2)

main()
ecuatie_de_gradul_doi(a,b,c)