diff --git a/src/main.rs b/src/main.rs
index cec0e89..3b6f186 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -46,7 +46,6 @@ pub mod u6;
 pub mod u7;
 pub mod u8;
 pub mod u9;
-mod utils;
 
 fn main() {
     let ulohy = vec![
diff --git a/src/u11.rs b/src/u11.rs
index da0f5d9..d712c7c 100644
--- a/src/u11.rs
+++ b/src/u11.rs
@@ -1 +1,13 @@
-pub fn main() {}
+pub fn main() {
+    let mut input = String::new();
+    println!("zadajte meno");
+    std::io::stdin().read_line(&mut input).unwrap();
+    let input = input.trim();
+    if !input.chars().all(|c| c.is_alphabetic()) {
+        println!("Nespravny vstup, zadajte len pismena");
+        panic!("Invalid input");
+    }
+    let mut input = input.to_lowercase();
+    input = input.chars().enumerate().map(|(i, c)| if i == 0 { c.to_uppercase().next().unwrap() } else { c }).collect();
+    println!("{}", input);
+}
diff --git a/src/utils.rs b/src/utils.rs
deleted file mode 100644
index ae1b21d..0000000
--- a/src/utils.rs
+++ /dev/null
@@ -1,23 +0,0 @@
-use turtle::Point;
-
-pub struct Vec2 {
-    pub x: f64,
-    pub y: f64,
-}
-
-impl Vec2 {
-    pub fn new(x: f64, y: f64) -> Self {
-        Self { x, y }
-    }
-
-    pub fn from_points(p1: Point, p2: Point) -> Self {
-        Self {
-            x: p2.x - p1.x,
-            y: p2.y - p1.y,
-        }
-    }
-
-    pub fn size(&self) -> f64 {
-        (self.x.powi(2) + self.y.powi(2)).sqrt()
-    }
-}