{"ScriptPreparationCode":"var arr = Array(10_000).fill(0)","TestCases":[{"Name":"reduce and push","Code":"arr.reduce((acc, x) =\u003E acc.push(x) \u0026\u0026 acc, [])","IsDeferred":false},{"Name":"flatMap","Code":"arr.flatMap(x =\u003E [x])","IsDeferred":false}]}