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highly readible plus 'walrus' operator. Easy, but for some reasons taking long time :)) solution in Clear category for Goes Right After by tkachuk.constantine
def goes_after(word: str, first: str, second: str) -> bool:
if (second not in word) or (ind := word.index(second)) == 0:
return False
return (first+second) == word[ind-1]+word[ind]
if __name__ == '__main__':
print("Example:")
print(goes_after('world', 'w', 'o'))
# These "asserts" are used for self-checking and not for an auto-testing
assert goes_after('world', 'w', 'o') == True
assert goes_after('world', 'w', 'r') == False
assert goes_after('world', 'l', 'o') == False
assert goes_after('panorama', 'a', 'n') == True
assert goes_after('list', 'l', 'o') == False
assert goes_after('', 'l', 'o') == False
assert goes_after('list', 'l', 'l') == False
assert goes_after('world', 'd', 'w') == False
print("Coding complete? Click 'Check' to earn cool rewards!")
May 16, 2021
