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 | 1 | initial version |  |
This is a pure Python solution which also works in Sage:
sage: [(x,y) for x in range(1, 10) for y in range(1, 10) if x+y==15]
[(6, 9), (7, 8), (8, 7), (9, 6)]| | 1 | initial version | |
This is a pure Python solution which also works in Sage:
sage: [(x,y) for x in range(1, 10) for y in range(1, 10) if x+y==15]
[(6, 9), (7, 8), (8, 7), (9, 6)]
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