factor: trim using lists

[factor.git] / extra / tetris / tetromino / tetromino.factor

diff --git a/extra/tetris/tetromino/tetromino.factor b/extra/tetris/tetromino/tetromino.factor
index f948e2e5b5e800ebe12e768a1859c0f4ecca4107..9b38eb29636086dd22ae10f3c0213812b1ad5075 100644 (file)
--- a/extra/tetris/tetromino/tetromino.factor
+++ b/extra/tetris/tetromino/tetromino.factor
@@ -1,8 +1,7 @@
 ! Copyright (C) 2006, 2007, 2008 Alex Chapman
 ! See http://factorcode.org/license.txt for BSD license.
 
-USING: kernel arrays namespaces sequences math math.order
-math.vectors colors random ;
+USING: colors math namespaces random sequences ;
 
 IN: tetris.tetromino