{"ScriptPreparationCode":"var input = [\r\n [0, 1],\r\n [2, 3],\r\n [4, 5]\r\n];","TestCases":[{"Name":"Underscore Flatten","Code":"var output = _.flatten(input);","IsDeferred":false},{"Name":"Reduce","Code":"var output = input.reduce((a, b) =\u003E a.concat(b), []);","IsDeferred":false}]}