{"ScriptPreparationCode":"var a = Array.from({ length: 100000 }).map((v, i) =\u003E i);\r\nvar b = new Set(a);","TestCases":[{"Name":"includes","Code":"return a.includes((Math.floor(Math.random() * (99999 - 1)) \u002B 1))","IsDeferred":false},{"Name":"lookup","Code":"return b.has((Math.floor(Math.random() * (99999 - 1)) \u002B 1))","IsDeferred":false}]}