If I'm interpreting the 'reasonable excess' requirement correctly, I think you can get a total sum of 3 coins? Lbh cnl jvgu bar gjb-uhaqerq cyhf bar gjragl, na

If I'm interpreting the 'reasonable excess' requirement correctly, I think you can get a total sum of 3 coins? Lbh cnl jvgu bar gjb-uhaqerq cyhf bar gjragl, naq erprvir bar svsgl-crapr va punatr. Edit: Duh, on re-reading I totally misunderstood, you're trying to minimise YOUR remainign coins, not the number used in the transaction. Back to the REPL'in board. [1] http://www.rot13.com/index.php http://www.rot13.com/index.php