{"ScriptPreparationCode":"var a = Array.from({length: 100000}, () =\u003E Math.floor(Math.random() * 100000));\r\nvar b = new Set(a);","TestCases":[{"Name":"includes","Code":"return a.includes(9)","IsDeferred":false},{"Name":"lookup","Code":"return b.has(9)","IsDeferred":false}]}