favorite_languages = {
    'jen': ['python','ruby'],
    'sarah': ['c'],
    'edward': ['rust','go'],
    'phil': ['python','haskell']
}
'''
for language in favorite_languages.keys():
language = favorite_languages['sarah'].title()
print(f"Sarah's favorite language is {language}.")

for name, language in favorite_languages.items():
    print(f'{name}')
    print(f'{language}\n')

for name in favorite_languages.keys():
    print(f'{name}')

for language in set(favorite_languages.values()):
    print(f'{language}')
'''

for name, language in favorite_languages.items():
    print("\n" + name.title() + "'s favorite languages are: ")
    for languge in language:
        print("\t" + languge.title())