period finder, brute force

src/main.rs

@@ -2,7 +2,7 @@ mod lfsr;
 mod tea3;
 
 use lfsr::Lfsr;
-use tea3::Tea3;
+use tea3::{Tea3, period_floyd};
 
 fn main() {
     let mut lfsr = Lfsr::new(4, vec![0, 3], vec![0x12, 0x34, 0x56, 0x78]);
@@ -46,4 +46,6 @@ fn main() {
         .collect();
 
     println!("Decrypted : {:?}", decrypted);
+
+    // println!("\nperiod: {}", period_floyd(vec![0, 0, 0, 0, 0, 0, 0, 0, 0, 0], vec![0; 8]));
 }