add day 10

implemented by myself, but with strategical help from claude

day10/example.txt

@@ -0,0 +1,6 @@
+value 5 goes to bot 2
+bot 2 gives low to bot 1 and high to bot 0
+value 3 goes to bot 1
+bot 1 gives low to output 1 and high to bot 0
+bot 0 gives low to output 2 and high to output 0
+value 2 goes to bot 2