{"ScriptPreparationCode":"function generateRandomNumbers(m) {\r\n const array = new Uint32Array(m);\r\n window.crypto.getRandomValues(array);\r\n return array;\r\n}\r\n\r\nfunction generateRandomArrays(n, m) {\r\n const array = [];\r\n for (let i = 0; i \u003C n; i\u002B\u002B) {\r\n\tarray.push(generateRandomNumbers(m))\r\n }\r\n return array;\r\n}\r\n\r\n\r\nvar array = generateRandomArrays(1e3, 1e2);","TestCases":[{"Name":"Array.prototype.concat","Code":"b = array.reduce((accumulator, value) =\u003E accumulator.concat(value));","IsDeferred":false},{"Name":"Spead","Code":"b = array.reduce((accumulator, value) =\u003E [...accumulator, ...value])","IsDeferred":false}]}