Add new algorithms in JAVA

[masterbios]

Try to add new algorithms in java.

[Apoorv-Gaurav-Agarwal]

Would like to work on this

[masterbios]

go ahead

[Apoorv-Gaurav-Agarwal]

Do we have to use the same input condition as used in C++ codes? In some files, input isn't very clear

[masterbios]

It's not mandatory

[hackbansu]

Added Linked List Data Structure in JAVA #13
:)