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136. Single Number🖖 #74
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Codecov Report
@@ Coverage Diff @@ ## master #74 +/- ## ========================================== + Coverage 99.34% 99.34% +0.01% ========================================== Files 112 113 +1 Lines 1951 1967 +16 ========================================== + Hits 1938 1954 +16 Misses 9 9 Partials 4 4
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@zwfang
zwfang
added
array
An array is stored such that the position of each element can be computed from its index
Easy
Coefficient of difficulty easy
Hash Table(Map)
a structure that can map keys to values.
bit manipulation
the act of algorithmically manipulating bits or other pieces of data shorter than a word
labels
Feb 1, 2019
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https://leetcode.com/problems/single-number/
Given a non-empty array of integers, every element appears twice except for one. Find that single one.