# futval.py
# A program to compute the value of an investment
# carried 10 years into the future
def main():
print("This program calculates the future value")
print("of a 10-year investment.")
principal = eval(input("Enter the initial principal: "))
apr = eval(input("Enter the annual interest rate: "))
for i in range(10):
principal = principal * (1 + apr)
print("The value in 10 years is:", principal)
main()