Respostas

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2014-07-29T10:31:35-03:00
9,27,81 | 3
3,09,27 | 3
1,03,09 | 3
1,1,3    | 3
1,1,1
3*3*3*3=81
2 4 2
2014-07-29T10:31:50-03:00
9,27,81|3
3,9,27|3
1,3,9|3
1,1,3|3
1,1,1