Store all snowflakes in a separate array, achieving performance increase of about 10% for the whole engine on winter maps
official_racer_maps = {
-- Racer
["Border,60526986531,-1902170174"] = "Racer Challenge #1"
, ["Border,71022545335,-68467181"] = "Racer Challenge #2"
, ["Border,40469748943,-1955933813"] = "Racer Challenge #3"
, ["85940488650,1891067114"] = "Racer Challenge #4"
, ["62080348735,186146414"] = "Racer Challenge #5"
, ["56818170733,1680930033"] = "Racer Challenge #6"
, ["Border,25372705797,-2143001865"] = "Racer Challenge #7"
, ["Border,10917540013,1294253786"] = "Racer Challenge #8"
, ["Border,43890274319,-691113420"] = "Racer Challenge #9"
, ["Border,27870148394,1263586737"] = "Racer Challenge #10"
, ["Border,22647869226,-1011473400"] = "Racer Challenge #11"
, ["Border,46954401793,-164671701"] = "Racer Challenge #12"
, ["Border,60760377667,458374282"] = "Racer Challenge #13"
, ["Border,51825989393,-589164698"] = "Racer Challenge #14"
, ["81841189250,-1216146050"] = "Racer Challenge #15"
, ["Border,44246064625,-898958339"] = "Racer Challenge #16"
, ["60906776802,1910906941"] = "Racer Challenge #17"
, ["Border,70774747774,1976202242"] = "Racer Challenge #18"
, ["Border,50512019610,122061403"] = "Racer Challenge #19"
, ["60715683005,45638031"] = "Racer Challenge #20"
-- TechRacer
, ["Border,19661006772,634694529"] = "Tech Racer #1"
, ["Border,19661306766,634694529"] = "Tech Racer #2"
, ["Border,19661606760,634694529"] = "Tech Racer #3"
, ["Border,19661906754,634694529"] = "Tech Racer #4"
, ["Border,19662206748,634694529"] = "Tech Racer #5"
, ["Border,19662506742,634694529"] = "Tech Racer #6"
, ["Border,19662806736,634694529"] = "Tech Racer #7"
}