题目描述：
According to the Wikipedia's article: "The Game of Life, also known simply as Life, is a cellular automaton devised by the British mathematician John Horton Conway in 1970."
Given a board with m by n cells, each cell ...
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[LeetCode]Game of Life
[LeetCode]Find the Duplicate Number
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发布于
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LeetCode.
题目描述：
Given an array nums containing n + 1 integers where each integer is between 1 and n (inclusive), prove that at least one duplicate element must exist. Assume that there is only one duplicate number, find the duplicate one.
Note ...
[LeetCode]Peeking Iterator
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LeetCode.
题目描述：
Given an Iterator class interface with methods: next() and hasNext(), design and implement a PeekingIterator that support the peek() operation -- it essentially peek() at the element that will be returned by the next call to next().
Here is an ...
[LeetCode]Move Zeroes
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LeetCode.
题目描述：
Given an array nums, write a function to move all 0's to the end of it while maintaining the relative order of the non-zero elements.
For example, given nums = [0, 1, 0, 3, 12], after calling your function, nums ...
[LeetCode]Expression Add Operators
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发布于
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LeetCode.
题目描述：
Given a string that contains only digits 0-9 and a target value, return all possibilities to add operators +, -, or * between the digits so they evaluate to the target value.
Examples:
"123", 6 -> ["1+2+3", "1*2 ...