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  1. Decimal x = 12;
  2.  
  3. x.toString();
Success #stdin #stdout #stderr 0.01s 8944KB
stdin
Standard input is empty
stdout
Object: nil error: did not understand #x
MessageNotUnderstood(Exception)>>signal (ExcHandling.st:254)
UndefinedObject(Object)>>doesNotUnderstand: #x (SysExcept.st:1448)
UndefinedObject>>executeStatements (prog:1)
stderr
./prog:3: expected expression