New answers tagged hash-map
4
votes
Accepted
Implement a Python frozenmap
Library code cannot resort to global variable hacks. You are attempting to
implement a data structure. That's a bedrock kind of library code. As such, it
cannot resort to crazy mechanisms like setting ...
- 9,615
3
votes
Accepted
How do I increase the memory efficiency of this longest substring implementation? (C++)
Use a std::bitset
A std::unordered_map is inappropriate here. First of all, it stores keys and values, but you are not ...
- 32.6k
2
votes
Sudoku puzzle solver for Leetcode
Your rotateBoard() method is merely performing "transposition" upon an indexed array of rows. This is a subject that I have somewhat recently conducted ...
- 7,616
1
vote
Porting PHP's array_push to Python
Some points to supplement @FMc's answer (though we'll put aside for the moment its excellent advice against mutation):
The way you compute keys when extending dictionaries can be tidied with ...
- 533
4
votes
Porting PHP's array_push to Python
The list case. As noted in a comment, you can simplify to this:
array.extend(args)
The dict case. It looks like the goal is to find the max integer key, if
any, ...
- 9,615
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