{"ScriptPreparationCode":"var str = \u0027\u0027;\r\nvar i = 0;\r\n\r\nwhile (i \u003C= 1E5) str \u002B= \u0060${i\u002B\u002B}\u0060;","TestCases":[{"Name":"Array.lastIndexOf","Code":"const item = str.lastIndexOf(1E5);","IsDeferred":false},{"Name":"Array.indexOf","Code":"const index = str.indexOf(1E5);","IsDeferred":false}]}