def isPanagram(text):
    if len(text) < 26: return False 
    alphabet = [chr(i+97) for i in range(26)]
    textlow = text.lower()
    for i in alphabet:
        if i not in textlow:
            return False 
    return True        

text = ''.join([chr(i+97) for i in range(26)])
print(isPanagram(text))