{"ScriptPreparationCode":"var a = new Array(1e5);\r\nvar lastIndex = a.length - 1;\r\nfor(i=0, I = a.length; i \u003C I; i\u002B\u002B) {\r\n a[i] = i;\r\n}\r\n\r\nvar b = new Set(a);","TestCases":[{"Name":"includes","Code":"return a.includes(lastIndex)","IsDeferred":false},{"Name":"has","Code":"return b.has(lastIndex)","IsDeferred":false}]}