diff --git a/cv7/program.c b/cv7/program.c
index 523b003..d43bea1 100644
--- a/cv7/program.c
+++ b/cv7/program.c
@@ -20,15 +20,16 @@ struct tree* read_tree(){
     return node;
 }
 
-struct tstruct tree* load_tree() {
-    struct tree* tree = read_tree();
-
-    tree->left = load_tree();
-    tree->right = load_tree();
-
-    if (tree->value[0] == "*"){
-	re
+struct tree* load_tree() {
+    struct tree* node = read_tree();
+    if (!node) {
+        return NULL;
     }
+    if (node->value[0] != '*') {
+        node->left = load_tree();
+        node->right = load_tree();
+    }
+    return node;
 }
 
 void print_tree(struct tree* tree,int offset){
@@ -61,11 +62,3 @@ void count_items(struct tree* tree, int* count){
     }
 }
 
-int main() {
-    printf("Constructing the tree:\n");
-    struct tree* root = test();
-    printf("The tree structure:\n");
-    print_tree(root, 0);
-
-    return 0;
-}