摘要:
var twoSum = function(nums, target) { var len = nums.length; var exist = {} //这里利用了hash来存放已知的 exist[2] = 0; exist[3] = 1; exist[8] = 2; exist[9] = 3; ... 阅读全文
posted @ 2017-04-14 11:10
you1you
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