Guessing number using bisection search

bisectionSearch.py

low = 0
high = 100
guess = (low + high) // 2
ans = ""

userInput = input('Please think of a number between 0 and 100!')
while True:
    print('Is Your secret number ' + str(guess) + '?')
    ans = input("Enter 'h' to indicate the guess is too high. Enter 'l' to indicate the guess is too low. Enter 'c' to indicate I guessed correctly. ")
    if ans == 'c':
        break
    elif ans == 'h':
        high = guess
        guess = (high + low) // 2
    elif ans == 'l':
        low = guess
        guess = (low + high) // 2
        
print('Game over. Your secret number was: ' + str(guess))