How to build one dimensional list from string and build string from a list?
Suppose input string is: STACKOVERFLOW
then the output list should be outputList = [S,T,A,C,K,O,V,E,R,F,L,O,W]
and if input list is inputList = [S,T,A,C,K,O,V,E,R,F,L,O,W]
the output should be a string = STACKOVERFLOW