Initial data commit

Task/Symmetric-difference/TUSCRIPT/symmetric-difference.tu

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+$$ MODE TUSCRIPT
+a="John'Bob'Mary'Serena"
+b="Jim'Mary'John'Bob"
+
+DICT names CREATE
+
+SUBMACRO checknames
+!var,val
+PRINT val,": ",var
+ LOOP n=var
+  DICT names APPEND/QUIET n,num,cnt,val;" "
+ ENDLOOP
+ENDSUBMACRO
+
+CALL checknames (a,"a")
+CALL checknames (b,"b")
+
+DICT names UNLOAD names,num,cnt,val
+
+LOOP n=names,v=val
+PRINT n," in: ",v
+ENDLOOP