Source code in the liberty programming language

input$ ="abcdefgABCDEFG012345"
print input$
print ReversedStr$( input$)

end

function ReversedStr$(in$)
    for i =len(in$) to 1 step -1
    ReversedStr$ =ReversedStr$ +mid$( in$, i, 1)
    next i
end function