{"ScriptPreparationCode":"var a = [];\r\nfor(let i = 0; i \u003C 1000; i\u002B\u002B){a.push(i)}\r\nvar b = new Set(a)","TestCases":[{"Name":"includes","Code":"return a.includes(499)","IsDeferred":false},{"Name":"lookup","Code":"return b.has(499)","IsDeferred":false}]}