added a new approach for solving race-of-digits
added a new approach for solving race-of-digits

clupasq/codegolf,clupascu/codegolf,wolfascu/codegolf,clupasq/codegolf,clupascu/codegolf,wolfascu/codegolf,clupasq/codegolf,clupascu/codegolf,wolfascu/codegolf,clupasq/codegolf,wolfascu/codegolf