Data commit

Task/Nim-game/Crystal/nim-game.crystal

@@ -0,0 +1,12 @@
+tokens = 12
+
+until tokens <= 0
+    puts "There are #{tokens} tokens remaining.\nHow many tokens do you take?"
+    until (input = (gets || "").to_i?) && (1..3).includes? input
+        puts "Enter an integer between 1 and 3."
+    end
+    puts "Player takes #{input} tokens.\nComputer takes #{4-input} tokens."
+    tokens -= 4
+end
+
+puts "Computer wins."