diff --git a/src/u43.py b/src/u43.py
new file mode 100644
index 0000000..caded56
--- /dev/null
+++ b/src/u43.py
@@ -0,0 +1,26 @@
+import turtle
+
+t = turtle.Turtle()
+
+def main():
+    t.penup()
+    t.setheading(0)
+    for i in range(0, 30):
+        next(i)
+    input()
+
+def next(i):
+    t.goto(30 * i, 0)
+    color = ""
+    if i % 3 == 1:
+        color = "yellow"
+    elif i % 3 == 2:
+        color = "red"
+    elif i % 6 == 0:
+        color = "black"
+    elif i % 6 == 3:
+        color = "blue"
+    t.dot(30, color)
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/src/u43.rs b/src/u43.rs
index da0f5d9..1852f10 100644
--- a/src/u43.rs
+++ b/src/u43.rs
@@ -1 +1,15 @@
-pub fn main() {}
+use std::ffi::CString;
+use pyo3::ffi::c_str;
+use pyo3::prelude::{PyAnyMethods, PyModule};
+use pyo3::Python;
+
+static code: &'static str = include_str!("u43.py");
+
+pub fn main() {
+	Python::with_gil(|py| {
+		let c = CString::new(code.as_bytes()).unwrap();
+		let activator =
+			PyModule::from_code(py, c.as_c_str(), c_str!("main.py"), c_str!("main")).unwrap();
+		activator.call_method("main", (), None).unwrap();
+	})
+}
\ No newline at end of file
diff --git a/src/u45.py b/src/u45.py
new file mode 100644
index 0000000..dc967f6
--- /dev/null
+++ b/src/u45.py
@@ -0,0 +1,26 @@
+import turtle
+
+t = turtle.Turtle()
+
+def main():
+    print()
+    side = int(input("strana? "))
+    n = int(input("kolko uholnik? "))
+    x = int(input("kolko opakovani? "))
+    angle = 360/x
+    for i in range(0, x):
+        t.setheading(i * angle)
+        nuholnik(n, side)
+
+    input()
+
+
+def nuholnik(n: int, side: int):
+    angle = 360 / n
+    for i in range(0, n):
+        t.forward(side)
+        t.right(angle)
+
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/src/u45.rs b/src/u45.rs
index da0f5d9..c94c453 100644
--- a/src/u45.rs
+++ b/src/u45.rs
@@ -1 +1,15 @@
-pub fn main() {}
+use std::ffi::CString;
+use pyo3::ffi::c_str;
+use pyo3::prelude::{PyAnyMethods, PyModule};
+use pyo3::Python;
+
+static code: &'static str = include_str!("u45.py");
+
+pub fn main() {
+	Python::with_gil(|py| {
+		let c = CString::new(code.as_bytes()).unwrap();
+		let activator =
+			PyModule::from_code(py, c.as_c_str(), c_str!("main.py"), c_str!("main")).unwrap();
+		activator.call_method("main", (), None).unwrap();
+	})
+}
\ No newline at end of file
diff --git a/src/u47.rs b/src/u47.rs
index 58713d8..75cdf9a 100644
--- a/src/u47.rs
+++ b/src/u47.rs
@@ -3,9 +3,7 @@ pub fn main() {
 }
 
 fn rec(num: i32) {
-    if num >= 1000 {
-        return;
-    }
+    if num >= 1000 { return };
     println!("num: {num}");
     rec(num + 7)
 }