here is the screenshot I tried to fixing it but still won't work. I have this following code: def deposit(): while True: amount = input("What would you like to deposit? $") if amount.isdigit(): amount = int(amount) if amount > 0: break else: print("Amount must be greater than 0.") else: print("Please enter a number.") return amount deposit() and the result is this: [Running] python -u "c:\Users\admin\Desktop\Python Project\main.py" [Done] exited with code=0 in 0.095 seconds Continue reading...