InterviewSolution
`{:("A","B","C","D"),(2,1,4,3):}``{:("A","B","C","D"),(3,4,1,2):}``{:("A","B","C","D"),(1,2,3,4):}``{:("A","B","C","D"),(2,3,4,1):}`
Your experience on this site will be improved by allowing cookies. Read Cookie Policy