2379.minimum-recolors-to-get-k-consecutive-black-blocks.pdf
76.7 KB
leetcode.cn 2023-03-09
🟢2379.minimum-recolors-to-get-k-consecutive-black-blocks
🏷️ Tags
#string #sliding_window
🟢2379.minimum-recolors-to-get-k-consecutive-black-blocks
🏷️ Tags
#string #sliding_window
382.linked-list-random-node.pdf
67.8 KB
leetcode.com 2023-03-10
🟡382.linked-list-random-node
🏷️ Tags
#linked_list #math #reservoir_sampling #randomized
🟡382.linked-list-random-node
🏷️ Tags
#linked_list #math #reservoir_sampling #randomized
109.convert-sorted-list-to-binary-search-tree.pdf
106.1 KB
leetcode.com 2023-03-11
🟡109.convert-sorted-list-to-binary-search-tree
🏷️ Tags
#linked_list #divide_and_conquer #tree #binary_search_tree #binary_tree
🟡109.convert-sorted-list-to-binary-search-tree
🏷️ Tags
#linked_list #divide_and_conquer #tree #binary_search_tree #binary_tree
1617.count-subtrees-with-max-distance-between-cities.pdf
94.4 KB
leetcode.cn 2023-03-12
🔴1617.count-subtrees-with-max-distance-between-cities
🏷️ Tags
#bit_manipulation #tree #dynamic_programming #bitmask #enumeration
🔴1617.count-subtrees-with-max-distance-between-cities
🏷️ Tags
#bit_manipulation #tree #dynamic_programming #bitmask #enumeration
23.merge-k-sorted-lists.pdf
66.1 KB
leetcode.com 2023-03-12
🔴23.merge-k-sorted-lists
🏷️ Tags
#linked_list #divide_and_conquer #heap_priority_queue #merge_sort
🔴23.merge-k-sorted-lists
🏷️ Tags
#linked_list #divide_and_conquer #heap_priority_queue #merge_sort
101.symmetric-tree.pdf
85.5 KB
leetcode.com 2023-03-13
🟢101.symmetric-tree
🏷️ Tags
#tree #depth_first_search #breadth_first_search #binary_tree
🟢101.symmetric-tree
🏷️ Tags
#tree #depth_first_search #breadth_first_search #binary_tree
1605.find-valid-matrix-given-row-and-column-sums.pdf
80.5 KB
leetcode.cn 2023-03-14
🟡1605.find-valid-matrix-given-row-and-column-sums
🏷️ Tags
#greedy #array #matrix
🟡1605.find-valid-matrix-given-row-and-column-sums
🏷️ Tags
#greedy #array #matrix
958.check-completeness-of-a-binary-tree.pdf
72.7 KB
leetcode.com 2023-03-15
🟡958.check-completeness-of-a-binary-tree
🏷️ Tags
#tree #breadth_first_search #binary_tree
🟡958.check-completeness-of-a-binary-tree
🏷️ Tags
#tree #breadth_first_search #binary_tree
106_construct_binary_tree_from_inorder_and_postorder_traversal.pdf
71.3 KB
leetcode.com 2023-03-16
🟡106.construct-binary-tree-from-inorder-and-postorder-traversal
🏷️ Tags
#array #hash_table #divide_and_conquer #tree #binary_tree
🟡106.construct-binary-tree-from-inorder-and-postorder-traversal
🏷️ Tags
#array #hash_table #divide_and_conquer #tree #binary_tree
2389.longest-subsequence-with-limited-sum.pdf
77.4 KB
leetcode.cn 2023-03-17
🟢2389.longest-subsequence-with-limited-sum
🏷️ Tags
#greedy #array #binary_search #prefix_sum #sorting
🟢2389.longest-subsequence-with-limited-sum
🏷️ Tags
#greedy #array #binary_search #prefix_sum #sorting