data structures + algorithms

data structures

time + space complexity

algorithms

OOP + python

python syntax

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foundations

arrays

strings

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core patterns

hashmaps

intervals

two pointers

sliding window

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stacks + queues

stacks

queues

</aside>

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heaps + binary search

heaps

binary search

DFS/BFS + Heaps

</aside>

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trees

trees

</aside>

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graphs

graphs

backtracking

</aside>

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dynamic programming

dynamic programming

</aside>

practice

leetcode problems