Question

scrieti toate submultimile multimii {3,2,7,9,1} care il contin pe 1

Answer 1

Submultimile multimii care il contin pe 1 sunt:[1],[1,3],[1,2],[1,7],[1,9],[1,3,2],[1,2,7],[1,7,9],[1,3,7],[1,3,9],[1,2,9],[1,3,2,7],[1,3,2,9],[1,2,9,7],[1,9,7,3],[3,2,7,9,1]⇒16 submultimi;