import time
import math

print("\t\t\t\tThe 2° Equations Solver")
a=int(input("enter the a for X² (please put the + or - ): "))
b=int(input("enter the b for X (please put the + or - ): "))
c=int(input("enter the c (please put the + or - ): "))

print("your equation is :")
time.sleep(1)
print(a,".x²",b,".x",c)

y_n=input(" Is it true? [yes / no] : ")
if y_n == "yes":
    delta = b * b - 4 * a * c
    if delta > 0:
        print("the equation has two solution :")
        j = math.sqrt(delta)
        time.sleep(1)
        x1 = (-b - j) / (2 * a)
        x2 = (-b + j) / (2 * a)
        print(x1)
        print(x2)
    elif delta == 0:
        print("the equation has one solution :")
        time.sleep(1)
        print(-b / (2 * a))
    elif delta < 0:
        print("the equation has no solution.")
    else:
        print("error")
elif y_n=="no":
    print("sorry! try again or enter 'enter' to quit")
    time.sleep(2)
else:
    print("error")