Print all subset lexicographically

[IShahnawazShaikh]

Hey! @tarun26091999 sir I am GSSOC'21 Participant and I want to add this issue if you allow. input : 1 2 3 Output : {} 1 1 2 1 2 3 2 2 3 3 We will have all the subset in lexicographic order.

[tarun26091999]

@IShahnawazShaikh do it in java and use backtracking only.

[Shalvi-Singhal]

Hello, I am a gssoc21 participant and I would like to work on this issue in C++ and python. Please assign it to me. @tarun26091999 @rudrakshi99

[Kavs-123]

hey, @IShahnawazShaikh can I work on this issue?

[ritikranjan12]

Hello, I can solve this in C++ and Java. Please assign it to me. @tarun26091999 @rudrakshi99