Calculator (Chugs)

print("Welcome to the Chugs Calculator")
print("Your Options are:")
print()
print("1) Addition")
print("2) subtraction")
print("3) Multiplication")
print("4) Division")
print("5) Area of circle")
print("6) Exit")


loop=1

while loop==1:
    choice=input("Choose your option")
    choice=int(choice)
    if choice == 1:
        add1=input("Enter your first number:")
        add2=input("Enter your second number:")
        add1=int(add1)
        add2=int(add2)
        print(add1, "+",add2,"=",add1+add2)
    elif choice== 2:
        sub1=input("Enter your first number:")
        sub2=input("Enter your second number:")
        sub1=int(sub1)
        sub2=int(sub2)
        print(sub1, "-",sub2,"=",sub1-sub2)
    elif choice== 3:
        mul1=input("Enter your first number:")
        mul2=input("Enter your second number:")
        mul1=int(mul1)
        mul2=int(mul2)
        print(mul1, "*",mul2,"=",mul1*mul2)
    elif choice== 4:
        div1=input("Enter your first number:")
        div2=input("Enter your second number:")
        div1=int(div1)
        div2=int(div2)
        print(div1, "/",div2,"=",div1/div2)
    elif choice==5:
        rad1=input("What is the radius of the circle")
        rad1=int(rad1)
        pi=3.1428
        print("Area of circle with radius",rad1,"=",pi*(rad1**2))
    elif choice==6:
              loop=0
    else:
        print("Enter a value from 1 to 5")