tested print

src/main/java/TP2/asd/PrettyprinterVisitor.java

@@ -58,6 +58,11 @@ public class PrettyprinterVisitor implements    ProgramVisitor<String,String>,
             return str;
     }
 
+    @Override
+    public String visitPrint(PrintImp instr, String indent) {
+        return indent+ "PRINT \""+instr.t() +"\"";
+    }
+
     //EXPRESSION
 
     @Override