print all trees

src/main.rs

@@ -34,13 +34,18 @@ fn main() {
 
   println!("Computed {} {} for program", trees.len(), pluralize(trees.len(), "tree", "trees"));
 
-  let tree = trees[0].borrow();
+  for tree in trees {
+    println!("{}", tree);
+    println!("---");
+    let program = Program::new(&tree);
+  
+    println!("{:#?}", program);
+  
+    println!("---");
+  }
 
-  let program = Program::new(tree);
+  // let tree = trees[0].borrow();
 
-  println!("{:#?}", program);
-
-  println!("---");
 }
 
 fn pluralize<'a>(n: usize, singular: &'a str, plural: &'a str) -> &'a str {