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余张的故事

#1 Created at ... [Delete] [Delete and Lock User] 
def triangles(max):    i = 1    L = [1]    while i < max:        length = len(L)        if len == 1:            L = [1, 1]            yield L        R = [1]        lastValue = 1        for x in L[1:length]:            R.append(lastValue + x)            lastValue = x        R.append(1)        yield R        L = R        i += 1

余张的故事

#2 Created at ... [Delete] [Delete and Lock User] 
def triangles(max):    i = 1    L = [1]    while i < max:        length = len(L)        if len == 1:            L = [1, 1]            yield L        R = [1]        lastValue = 1        for x in L[1:length]:            R.append(lastValue + x)            lastValue = x        R.append(1)        yield R        L = R        i += 1
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