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1.Android中控件的visible屬性：visible、invisible、gone visible：設置控件可見 invisible：設置控件不可見 gone：設置控件隱藏 2017-03-06 21:52:23 閱讀全文
posted @ 2017-03-06 21:57
人生不醬油
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對于二叉樹，有前序、中序、后序三種遍歷方法，由于樹的定義本身就是遞歸定義的，故采用遞歸方法實現三種遍歷簡潔易懂。若采用非遞歸訪問，則需要使用棧來模擬遞歸的實現。三種遍歷的非遞歸算法中，前序和后序較容易，而后序相對較難。前序遍歷遞歸非遞歸樹的遍歷中序遍歷遞歸非遞歸后序遍歷遞歸非遞歸層次遍歷計算樹高... 閱讀全文
posted @ 2015-06-18 17:22
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No.223 Rectangle AreaFind the total area covered by tworectilinearrectangles in a2Dplane.Each rectangle is defined by its bottom left corner and top r... 閱讀全文
posted @ 2015-06-12 11:07
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No.66 Plus OneGiven a non-negative number represented as an array of digits, plus one to the number.The digits are stored such that the most significa... 閱讀全文
posted @ 2015-06-11 21:27
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Remove Duplicates from Sorted Array||Follow up for "Remove Duplicates":What if duplicates are allowed at mosttwice?For example,Given sorted arraynums=... 閱讀全文
posted @ 2015-06-11 17:12
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No.27 Remove ElementGiven an array and a value, remove all instances of that value in place and return the new length.The order of elements can be cha... 閱讀全文
posted @ 2015-06-11 16:38
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Remove Duplicates from Sorted ArrayGiven a sorted array, remove the duplicates in place such that each element appear onlyonceand return the new lengt... 閱讀全文
posted @ 2015-06-11 16:16
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No.9 Palindrome NumberDetermine whether an integer is a palindrome. Do this without extra space.click to show spoilers.Some hints:Could negative integ... 閱讀全文
posted @ 2015-06-11 15:47
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No.219 Contains Duplicate ||Given an array of integers and an integerk, find out whether there there are two distinct indicesiandjin the array such th... 閱讀全文
posted @ 2015-06-11 15:16
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No.205 Ismorphic StringsGiven two stringssandt, determine if they are isomorphic.Two strings are isomorphic if the characters inscan be replaced to ge... 閱讀全文
posted @ 2015-06-10 16:06
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