{"ScriptPreparationCode":"let a = \u0022\u0022\r\n","TestCases":[{"Name":"\u002B=","Code":"let a = \u0022\u0022\r\nfor (i = 0; i \u003C 1000; i\u002B\u002B) {\r\n a \u002B= i\r\n}","IsDeferred":false},{"Name":"push","Code":"let a = \u0022\u0022\r\nfor (i = 0; i \u003C 1000; i\u002B\u002B) {\r\n a.concat(i)\r\n}","IsDeferred":false}]}