{"ScriptPreparationCode":"var arr = [];\r\nvar i = 0;\r\n\r\nwhile (i \u003C= 1E5) arr[i] = i\u002B\u002B;","TestCases":[{"Name":"Array.prototype.at","Code":"const last = arr.at(-1);","IsDeferred":false},{"Name":"length","Code":"const length = arr.length\r\nconst lastwithlength = arr[length-1]","IsDeferred":false}]}