Print answer in correct digit order

days/1/code.wat

@@ -160,25 +160,34 @@
   )
 
   (func $writeNum (param $number i32)
-    loop $digitLoop
-      local.get $number
-      i32.const 10
-      i32.rem_u
-
+    (local $digit i32)
+    ;; store lowest digit
+    local.get $number
+    i32.const 10
+    i32.rem_u
+    local.set $digit
+
+    ;; divide number by 10
+    local.get $number
+    i32.const 10
+    i32.div_u
+    local.tee $number
+
+    ;; base case
+    i32.eqz
+    if
+      local.get $digit
       call $writeDigit
-
-      local.get $number
-      i32.const 10
-      i32.div_u
-      local.tee $number
-
-      i32.eqz
-      if
-        return
-      end
-
-      br $digitLoop
+      return
     end
+    
+    ;; recurse (to print other digits)
+    local.get $number
+    call $writeNum
+
+    ;; print our digit
+    local.get $digit
+    call $writeDigit
   )
 
   (func $writeDigit (param $digit i32)