PrintLCS(b,X,i,j)
if i==0 or j==0
   return
if b[i,j]=="\"
   PrintLCS(b,X,i-1,j-1)
   print xi
else if b[i,j]=="|"
   PrintLCS(b,X,i-1,j)
else
   PrintLCS(b,X,i,j-1)