def triangles(arrCount): arrLen =arrCount+1 arr = [[0 for x in range(arrLen)] for i in range(arrLen)] arr[0][0] = 1 for z in range(1,arrLen): for i in range(z): arr[z][i] = arr[z-1][i-1] + arr[z-1][i] yield (arr[z][0:z])
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龙哥吉祥-偶也