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Lightning Talk BIG O
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BIG O | |
* Krista's right, DSA | |
--Landau's Symbol: basically rate of growth == order | |
--Knowing what we're measuring: Complexity vs Performance | |
--O vs Theta vs Omega | |
--Cases for and cases against significance of Big O | |
--How to read Big O notation | |
* LLLLLIVE coding | |
--~ Four Examples such as: | |
O(n) 1mil.times { array << iteration }; array.find{|num| num = 999_999 }, | |
or | |
O(n * m) 1mil.times { array << iteration }; 1mil.times { array2 << array.find{|num| num == -iteration } } |
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