def triangle():
L=[1]
while len(L) < 11:
yield(L)
L.append(0)
L = [L[i] + L[i-1] for i in range(len(L))]
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孤云_2001
def triangle():
L=[1]
while len(L) < 11:
yield(L)
L.append(0)
L = [L[i] + L[i-1] for i in range(len(L))]