{"name":"gist: 822005","desc":"Prolog : Project Euler 1-9","actor":"Koitaro","url":"https://gist.github.com/822005","snippet":"problem1(Answer) :- findall(N,num(N),L), sumlist(L,Answer).\n\nnum(N) :- between(1,999,N), answer(N).","actor_gravatar":"f980acc10ac75581e3e44d2e1a485657","action":"update"}