Exercise 09 Solution

gistfile1.py

def main():
    f = open("twain.txt")
    text = f.read()
    f.close()

    text = text.lower()

    num_letters = [0] * 26

    for letter in text:
        ascii_code = ord(letter) - 97
        if 0 <= ascii_code < 26:
            num_letters[ascii_code] += 1

    for count in num_letters:
        print count

main()