Add Array Operations about algo-tree

[sunidhi1999-c]

I have been selected for GSSOC'21, and I am really interested in Algorithms , so I would like to contribute in this amazing repository.I can contribute for this ,I am 2 star codechef candidate and would be great to contribute to open source programs like this one. I can write these articles if given a chance.
Thanks.
Sunidhi,
3rd year,CSE at NMAMIT,Nitte,Karnatak

[minig-tech]

I would like to work on this issue. Will you please assign it to me. I am a participant in GSSOC'21.

[chehak123]

Hi, i want to contribute as a participant of gssoc'21

[ahmed-shameem]

Hi,
Please assign this task to me. I am a GSSoC'21 participant. I can solve the problem using c++.

[yogitasaini]

please assign this task to me in java under gssoc'21

[anubhab-code]

I am a GSSoC'21 participant.
I can contribute to this issue in Python3 language.
If this hasn't been assigned to anyone with Python3 language, I would love to work on it.

[tanyarajpal]

I would like to work on this issue in c++ as a GSSoC'21 participant. Please assign this issue to me.