{"ScriptPreparationCode":"const n = 10000\r\nvar arr = new Array(n).fill(0);\r\nfor (let i = 0; i \u003C n; i\u002B\u002B) {\r\n arr[i] = i;\r\n}","TestCases":[{"Name":"Mutate","Code":" for (let i = 0; i \u003C arr.length; i\u002B\u002B) {\r\n arr[i] = i * 2;\r\n }","IsDeferred":false},{"Name":"Copy \u0026 Shift","Code":" const copy = [];\r\n for (let i = 0; i \u003C arr.length; i\u002B\u002B) {\r\n const item = arr.shift();\r\n copy.push(item * 2);\r\n }","IsDeferred":false}]}