17 4
Peter Alice Bob Woodrow Samantha 
Harry John Zehra Esther Jose
Aroon_Pichaironnarongsongkram Kim Ng Usman Mahadev
Tatyana Ilya
SWAP Aroon_Pichaironnarongsongkram Woodrow
PRINT 
swap Kim Ng
SWAP Kim Ilya
PRINT
REMOVE Samantha
PRINT
SWAP Samantha Usman
PRINT
SWAP Mahadev Peter
PRINT
REMOVE Jose
PRINT
REMOVE Mahadev
PRINT
REMOVE Esther
PRINT
REMOVE Tatyana
PRINT
SWAP Aroon_Pichaironnarongsongkram  Harry
PRINT
SWAP Harry Kim
PRINT
SWAP Woodrow Ng
PRINT
REMOVE Usman
PRINT
REMOVE Kim
PRINT
REMOVE Peter
PRINT
EXIT
