diff --git a/src/main.rs b/src/main.rs
index 4e9c9f4..7e667fa 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -94,9 +94,8 @@ async fn main() {
     );
 
     let ui_thick = 34.;
-    let nums = &[
-        "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16",
-    ];
+    let nums_owning: Vec<String> = (0..=64).into_iter().map(|i| format!("{:00}", i)).collect();
+    let nums: Vec<&str> = nums_owning.iter().map(|v| v.as_str()).collect();
     let skin = skins::get_ui_skin();
     let skin2 = skins::get_white_buttons_skin();
     let skin3 = skins::get_green_buttons_skin();
@@ -390,9 +389,9 @@ async fn main() {
                     ui.label(None, "Hidden Layers");
                     ui.label(None, "Neurons Config");
 
-                    ui.combo_box(hash!(), "Layer 1", nums, &mut hlayers[0]);
-                    ui.combo_box(hash!(), "Layer 2", nums, &mut hlayers[1]);
-                    ui.combo_box(hash!(), "Layer 3", nums, &mut hlayers[2]);
+                    ui.combo_box(hash!(), "Layer 1", &nums, &mut hlayers[0]);
+                    ui.combo_box(hash!(), "Layer 2", &nums, &mut hlayers[1]);
+                    ui.combo_box(hash!(), "Layer 3", &nums, &mut hlayers[2]);
                     if prev_hlayers != hlayers {
                         pop = Population::new(
                             size as usize,