№23 — #23121

from functools import lru_cache
@lru_cache(None)
def f(a, b):
    if a == b:
        return 1
    if a < b:
        return 0
    return f(a - 2, b) + f(a - 7, b) + f(a // 3, b)
@lru_cache(None)
def f1(a, b):
    if a == 11:
        return 0
    if a == b:
        return 1
    if a < b:
        return 0
    return f1(a - 2, b) + f1(a - 7, b) + f1(a // 3, b)
@lru_cache(None)
def f2(a, b):
    if a == 33:
        return 0
    if a == b:
        return 1
    if a < b:
        return 0
    return f2(a - 2, b) + f2(a - 7, b) + f2(a // 3, b)
print(f(100, 33) * f1(33, 3) + f2(100, 11) * f(11, 3))