diff --git a/exercises/05/vslc/vsl_programs/ps3-simplify/function_call.vsl b/exercises/05/vslc/vsl_programs/ps3-simplify/function_call.vsl
new file mode 100644
index 0000000..90370c7
--- /dev/null
+++ b/exercises/05/vslc/vsl_programs/ps3-simplify/function_call.vsl
@@ -0,0 +1,9 @@
+func add(a, b) begin
+    return a + b
+end
+
+func main() 
+begin
+    print add(40, 2)
+    return 0
+end
\ No newline at end of file
diff --git a/exercises/05/vslc/vsl_programs/ps3-simplify/globals.vsl b/exercises/05/vslc/vsl_programs/ps3-simplify/globals.vsl
new file mode 100644
index 0000000..cc4fd7e
--- /dev/null
+++ b/exercises/05/vslc/vsl_programs/ps3-simplify/globals.vsl
@@ -0,0 +1,12 @@
+var global_var0, global_var1
+
+func my_func(param0, param1) begin
+    var a
+    return 0
+end
+
+func main() begin
+    var a
+    print "a string"
+    return 0
+end
\ No newline at end of file
diff --git a/exercises/05/vslc/vsl_programs/ps3-simplify/shadow.vsl b/exercises/05/vslc/vsl_programs/ps3-simplify/shadow.vsl
new file mode 100644
index 0000000..c2e882b
--- /dev/null
+++ b/exercises/05/vslc/vsl_programs/ps3-simplify/shadow.vsl
@@ -0,0 +1,28 @@
+// Checking symbol shadowing
+
+var a
+
+func shadow() begin
+    var a, b
+    a := 1
+    begin
+        var a
+        a := 2
+        b := 40
+        begin
+            var a
+            a := b + 2
+            print a, b
+        end
+        print a
+        begin
+            var b
+            b := 38
+            a := b + 3
+            print a, b
+        end
+        print a
+    end
+    print b
+    return 0
+end
\ No newline at end of file
diff --git a/exercises/05/vslc/vsl_programs/ps4-symtab/lists.vsl b/exercises/05/vslc/vsl_programs/ps4-symtab/lists.vsl
new file mode 100644
index 0000000..947fcaa
--- /dev/null
+++ b/exercises/05/vslc/vsl_programs/ps4-symtab/lists.vsl
@@ -0,0 +1,18 @@
+
+func my_func(a, b, c, d, e, f, g, h) begin
+    var i, j, k, l, m
+
+    i := a + b + d
+
+    if i = f then begin
+        print "hmmm"
+    end
+    return i
+end
+
+func main() begin
+    var n, o, p, q, r, s, t, u, v, w
+    n := 5
+    n += my_func(1, 2, 3, 5, 8, 13, 21, 34)
+    return 0
+end
\ No newline at end of file
diff --git a/exercises/05/vslc/vsl_programs/ps5-codegen1/function_call.vsl b/exercises/05/vslc/vsl_programs/ps5-codegen1/function_call.vsl
index 90370c7..33b2a27 100644
--- a/exercises/05/vslc/vsl_programs/ps5-codegen1/function_call.vsl
+++ b/exercises/05/vslc/vsl_programs/ps5-codegen1/function_call.vsl
@@ -1,9 +1,9 @@
-func add(a, b) begin
+func add(a, b, c) begin
     return a + b
 end
 
 func main() 
 begin
-    print add(40, 2)
+    print add(40, 2, 4)
     return 0
 end
\ No newline at end of file
diff --git a/exercises/05/vslc/vsl_programs/ps5-codegen1/lists.vsl b/exercises/05/vslc/vsl_programs/ps5-codegen1/lists.vsl
new file mode 100644
index 0000000..947fcaa
--- /dev/null
+++ b/exercises/05/vslc/vsl_programs/ps5-codegen1/lists.vsl
@@ -0,0 +1,18 @@
+
+func my_func(a, b, c, d, e, f, g, h) begin
+    var i, j, k, l, m
+
+    i := a + b + d
+
+    if i = f then begin
+        print "hmmm"
+    end
+    return i
+end
+
+func main() begin
+    var n, o, p, q, r, s, t, u, v, w
+    n := 5
+    n += my_func(1, 2, 3, 5, 8, 13, 21, 34)
+    return 0
+end
\ No newline at end of file