{"ScriptPreparationCode":"var arr = Array(10_000).fill(Array(20).fill(Math.random()*50))","TestCases":[{"Name":"reduce","Code":"arr.reduce((acc, val) =\u003E acc.concat(val), []);","IsDeferred":false},{"Name":"flatMap","Code":"arr.flatMap(x =\u003E x)","IsDeferred":false},{"Name":"flat","Code":"arr.flat()","IsDeferred":false}]}