{"ScriptPreparationCode":"var arr = Array.from({length: 100000}, () =\u003E Math.random() \u003E 0.5 ? \u0022asdasd\u0022 : [])","TestCases":[{"Name":"\u0431\u0435\u0437 \u043F\u0435\u0440\u0435\u043C\u0435\u043D\u043D\u043E\u0439","Code":"var xs = arr.map(x =\u003E Array.isArray(x))","IsDeferred":false},{"Name":"\u0441 \u043F\u0435\u0440\u0435\u043C\u0435\u043D\u043D\u043E\u0439","Code":"var isArray = Array.isArray\r\nvar xs = arr.map(x =\u003E isArray(x))","IsDeferred":false}]}