{"ScriptPreparationCode":"var arr1 = [0,1,2,3,4,5,6,7,8,9];\r\nvar arr2 = [];\r\n\r\nfunction popLast(arr, n) {\r\n const element = arr.pop();\r\n return element === n;\r\n}\r\n\r\nfunction indexLast(arr, n) {\r\n const element = arr[n-1];\r\n return element === n;\r\n}","TestCases":[{"Name":"Pop test","Code":"popLast(arr1, 9)","IsDeferred":false},{"Name":"Index test","Code":"indexLast(arr1, 9)","IsDeferred":false}]}