<doocs>1641.Count Sorted Vowel Strings_1.py
def countVowelStrings( n: int) -> int:
    cnt = [1] * 5
    for i in range(2, n + 1):
        for j in range(3, -1, -1):
            cnt[j] += cnt[j + 1]
    return sum(cnt)
def sample_funcname ( var_0 : int ) -> int :
    var_4 = [ 1 ] * 5
    for var_7 in range ( 2 , var_0 + 1 ) :
        for var_9 in range ( 3 , - 1 , - 1 ) :
            var_4 [ var_9 ] += var_4 [ var_9 + 1 ]
    return sum ( var_4 )
