# Ecrit ton programme ici ;-)
admin="yaaqoub"
introduction=input("hello, i am the admin " + admin + " ,may i ask you some questions? ")
if introduction=="yes" or introduction=="ok":
    name=input(" Ok, what is your name? ")
else:
    print(" Ok, have a nice day ")

age=input("How old are you "+ name + "?")
age1=int(age)
if age1>=18 and age1<=50:
    question1=input("ok "+ name + " we play numbers?")
else:
    print(" ok, have a nice day " + name)
if question1=="yes" or question1=="ok":
    number1=input("enter a number please")
    number2=input("enter a seconde number please")
    num_1=int(number1)
    num_2=int(number2)
    result=(num_1+num_2)
    output=str(result)
    print(number1 + "+" + number2 + "=" + output)
    print("thanks for your colabortion " + name)
else:
    print("thanks for your colabortion " + name)
    print("bye")

if age1>=20 and age1<=50:
    question2=input("you want that we do an area calculation "+ name + "? ")
    if question2=="yes" or question2=="ok":
        length=input("So,first you need to enter a length")
        Width=input("Now you enter a width,so i can calculate the area ")

    elif qestion2=="no" or question2=="nop" or question2=="nono":
        print("ok, thanks, have a nice day ")
    else:
        print("Sorry, can't understand ")
ar_1=int(length)
ar_2=int(Width)
result=(ar_1*ar_2)
area=str(result)
print("The area that you seek for is "+ area)