# Initialize the smallest_input with a large value
smallest_input = float('inf')

# Use a while loop to get user input until 0 is entered
while True:
    user_input = float(input("Enter a value (enter 0 to finish): "))
    
    # Check if the user wants to finish
    if user_input == 0:
        break
    
    # Compare with the current smallest_input
    if user_input < smallest_input:
        smallest_input = user_input

# Display the result
print("The smallest input is:", smallest_input)