def count_vowels(input_string):
    vowel_counts = {'a': 0, 'e': 0, 'i': 0, 'o': 0, 'u': 0}

    for char in input_string.lower():
        if char in vowel_counts:
            vowel_counts[char] += 1

    return vowel_counts

input_string = input("Enter a sentence or word: ")

vowel_counts = count_vowels(input_string)

print("Vowel counts:")
for vowel, count in vowel_counts.items():
    print(f"{vowel}: {count}")
    # Made by Tristan, only for the eyes of Mr, Ronowicz... ( and me :P)