error 3

src/main/java/TP2/asd/Program.java

@@ -1,9 +1,17 @@
 package TP2.asd;
 
 import java.util.ArrayList;
+import java.util.List;
+
 import TP2.asd.Interface.*;
 
 public class Program{
+    public static record ProgramImp(ArrayList<Instruction> instructions){
+        public <H, S> S accept(ProgramVisitor<H, S> v, H h) {
+            return v.visitProgram(this, h);
+        }
+    }
+
     public static record Function(Type type, String nom, ArrayList<Instruction> instructions){
         public Function(Type type, String name, Instruction instruction) {
             this(type, name, new ArrayList<>() {{ add(instruction); }});