{"ScriptPreparationCode":"var arr1 = Array.from(Array(50000), (x,i) =\u003E i \u002B 1)\r\nvar arr2 = Array.from(Array(50000), (x,i) =\u003E i - 1)","TestCases":[{"Name":"concat","Code":"arr1 = arr1.concat(arr2)","IsDeferred":false},{"Name":"push","Code":"arr1.push(arr2)","IsDeferred":false}]}