{"ScriptPreparationCode":"var arr1 = [];\r\nfor(let i = 0; i \u003C 100; i\u002B\u002B) {\r\n arr1.push(\u0027\u0027 \u002B i);\r\n}\r\n\r\nvar arr2 = [];\r\nfor(let i = 49; i \u003E= 0; i--) {\r\n arr2.push(\u0027\u0027 \u002B i);\r\n}","TestCases":[{"Name":"Lodash","Code":"const notInArr = _.difference(arr2, arr1)\r\n","IsDeferred":false},{"Name":"Set \u0026 Filter","Code":"const arr2Set = new Set();\r\narr2.forEach(value =\u003E arr2Set.add(value));\r\n\r\nconst notInArr2 = arr1.filter(value =\u003E !arr2Set.has(value));","IsDeferred":false}]}