Asha
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Asha
I got the same problem
1.0.3也遇到了这样的问题
``` var rotate = function(list, k) { let array = list; // [1,2,3,4,5,6,7] let arrayLen = array.length; // 7 let newArray = array.concat(array); // [1,2,3,4,5,6,7,1,2,3,4,5,6,7] let newArrayLen = newArray.length; //...
你的第一个是O(n)了吧