diff --git a/lib/interp/interpreter.ex b/lib/interp/interpreter.ex
index 963a86a..44a3736 100644
--- a/lib/interp/interpreter.ex
+++ b/lib/interp/interpreter.ex
@@ -71,8 +71,10 @@ defmodule Interp.Interpreter do
             "žo" -> Stack.push(stack, "ZYXWVUTSRQPONMLKJIHGFEDCBAzyxwvutsrqponmlkjihgfedcba")
             "žp" -> Stack.push(stack, "ZYXWVUTSRQPONMLKJIHGFEDCBA")
             "žq" -> Stack.push(stack, 3.141592653589793)
+            "žq̈" -> Stack.push(stack, 6.283185307179586) 
             "žr" -> Stack.push(stack, 2.718281828459045)
             "žs" -> Stack.push(stack, IntCommands.continued_fraction(fn x -> if x == 0 do 0 else 2 * x - 1 end end, fn y -> if y == 1 do 4 else IntCommands.pow(y - 1, 2) end end))
+            "žs̈" -> Stack.push(stack, IntCommands.continued_fraction(fn x -> if x == 0 do 0 else 2 * x - 1 end end, fn y -> if y == 1 do 4 else IntCommands.pow(y - 1, 2) end end))            
             "žt" -> Stack.push(stack, IntCommands.continued_fraction(fn x -> if x == 0 do 2 else 1 + x end end, fn y -> if y == 0 do 2 else y + 1 end end))
             "žu" -> Stack.push(stack, "()<>[]{}")
             "žv" -> Stack.push(stack, 16)