DSA

Collection of my solutions to DSA questions.

LeetCode Topics

String

0014-longest-common-prefix
0079-word-search
0205-isomorphic-strings
0551-student-attendance-record-i
0837-most-common-word
0889-buddy-strings
0961-long-pressed-name
2406-decode-the-message
2532-remove-letter-to-equalize-frequency
3636-check-balanced-string

Hash Table

0205-isomorphic-strings
0837-most-common-word
0889-buddy-strings
1218-lowest-common-ancestor-of-deepest-leaves
2406-decode-the-message
2532-remove-letter-to-equalize-frequency
3227-find-missing-and-repeated-values
3434-find-the-number-of-distinct-colors-among-the-balls

Array

0079-word-search
0837-most-common-word
3152-maximum-value-of-an-ordered-triplet-ii
3154-maximum-value-of-an-ordered-triplet-i
3227-find-missing-and-repeated-values
3434-find-the-number-of-distinct-colors-among-the-balls

Counting

0837-most-common-word
2532-remove-letter-to-equalize-frequency

Two Pointers

0961-long-pressed-name

Math

3227-find-missing-and-repeated-values

Matrix

0079-word-search
3227-find-missing-and-repeated-values

Trie

0014-longest-common-prefix

Backtracking

0079-word-search

Depth-First Search

0079-word-search
0199-binary-tree-right-side-view
1218-lowest-common-ancestor-of-deepest-leaves

Tree

0199-binary-tree-right-side-view
1218-lowest-common-ancestor-of-deepest-leaves

Breadth-First Search

0199-binary-tree-right-side-view
1218-lowest-common-ancestor-of-deepest-leaves

Binary Tree

0199-binary-tree-right-side-view
1218-lowest-common-ancestor-of-deepest-leaves

Simulation

3434-find-the-number-of-distinct-colors-among-the-balls