Problem Number	Tag	URL
1.py	Hash table	https://leetcode.com/problems/two-sum/
3.py	Array / Sliding Window	https://leetcode.com/problems/longest-substring-without-repeating-characters
15.py	Two pointers	https://leetcode.com/problems/3sum/
35.py	Binary Search	https://leetcode.com/problems/search-insert-position/
61.py	Linked List / Two pointers	https://leetcode.com/problems/rotate-list/description//
80.py	Array / Two pointers	https://leetcode.com/problems/remove-duplicates-from-sorted-array-ii/
82.py	Linked List / Two pointers	https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii/
83.py	Linked List / Two pointers	https://leetcode.com/problems/remove-duplicates-from-sorted-list/
141.py	Fast and Slow pointers	https://leetcode.com/problems/linked-list-cycle/description/
167.py	Two pointers	https://leetcode.com/problems/two-sum-ii-input-array-is-sorted/
209.py	Sliding Window	https://leetcode.com/problems/minimum-size-subarray-sum
219.py	Array / Sliding Window	https://leetcode.com/problems/find-the-duplicate-number/
234.py	Linked List / Fast and Slow	https://leetcode.com/problems/palindrome-linked-list/
268.py	Array / Math	https://leetcode.com/problems/missing-number/
287.py	Two pointers / Hash table	https://leetcode.com/problems/find-the-duplicate-number/
506.py	Min Heap	https://leetcode.com/problems/relative-ranks
643.py	Array / Sliding Window	https://leetcode.com/problems/maximum-average-subarray-i/
703.py	Min Heap	https://leetcode.com/problems/kth-largest-element-in-a-stream
739.py	Monotonic Decreasing Stack	https://leetcode.com/problems/daily-temperatures/
876.py	Fast and Slow pointers	https://leetcode.com/problems/middle-of-the-linked-list/
888.py	Hash table	https://leetcode.com/problems/fair-candy-swap
901.py	Monotonic Stack (Span dist)	https://leetcode.com/problems/online-stock-span/
904.py	Hash table / Sliding Window	https://leetcode.com/problems/fruit-into-baskets/description/
977.py	Two pointers / Sorting	https://leetcode.com/problems/squares-of-a-sorted-array/
1051.py
1207.py
1337.py	Heap	https://leetcode.com/problems/the-k-weakest-rows-in-a-matrix
1351.py	Binary Search	https://leetcode.com/problems/count-negative-numbers-in-a-sorted-matrix
1356.py
1365.py
1370.py
1385.py	Binary Search	https://leetcode.com/problems/find-the-distance-value-between-two-arrays
1406.py	Sorting	https://leetcode.com/problems/minimum-subsequence-in-non-increasing-order/
1436.py
1438.py	Sliding Window (max & min)	https://leetcode.com/problems/longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
1464.py
1475.py
1512.py
1636.py
1652.py	Sliding Window	https://leetcode.com/problems/defuse-the-bomb
1656.py
1684.py
1710.py
1742.py
1748.py
1768.py	String / Two pointers	https://leetcode.com/problems/merge-strings-alternately
1832.py
1859.py
1876.py
1920.py
1935.py
1941.py
20.py
2006.py
2032.py
2037.py
2053.py
2089.py	Sorting, Binary Search	https://leetcode.com/problems/find-target-indices-after-sorting-array
2060.py
2103.py
2154.py
2206.py
2215.py
2269.py	Sliding Window	https://leetcode.com/problems/find-the-k-beauty-of-a-number
2283.py
2325.py
2341.py
2363.py
2367-2.py
2367.py
2379.py	String / Sliding Window	https://leetcode.com/problems/minimum-recolors-to-get-k-consecutive-black-blocks
2389.py	Soring/PrefixSum	https://leetcode.com/problems/longest-subsequence-with-limited-sum
2418.py
2475.py
2500.py
2529.py	Binary Search	https://leetcode.com/problems/maximum-count-of-positive-integer-and-negative-integer
2545.py
2570.py
2670.py
2716.py
2733.py
2744.py
2848.py
2913.py
2932.py
3095.py	Bit / Sliding Window	https://leetcode.com/problems/shortest-subarray-with-or-at-least-k-i
3206.py	Array	https://leetcode.com/problems/alternating-groups-i/description/
3318.py	Array / Sliding Window	https://leetcode.com/problems/find-x-sum-of-all-k-long-subarrays-i
3364.py	Array / Sliding Window	https://leetcode.com/problems/minimum-positive-sum-subarray
414.py
496.py
56.py
561.py
771.py
804.py
905.py
961.py