452.minimum-number-of-arrows-to-burst-balloons.pdf
80.2 KB
leetcode.com 2023-01-05
🟡452.minimum-number-of-arrows-to-burst-balloons
🏷️ Tags
#array #greedy #sorting
🟡452.minimum-number-of-arrows-to-burst-balloons
🏷️ Tags
#array #greedy #sorting
1658.minimum-operations-to-reduce-x-to-zero.pdf
77 KB
leetcode.cn 2023-01-07
🟡1658.minimum-operations-to-reduce-x-to-zero
🏷️ Tags
#array #hash_table #binary_search #prefix_sum #sliding_window
🟡1658.minimum-operations-to-reduce-x-to-zero
🏷️ Tags
#array #hash_table #binary_search #prefix_sum #sliding_window
1806_minimum_number_of_operations_to_reinitialize_a_permutation.pdf
72.4 KB
leetcode.cn 2023-01-09
🟡1806.minimum-number-of-operations-to-reinitialize-a-permutation
🏷️ Tags
#array #math #simulation
🟡1806.minimum-number-of-operations-to-reinitialize-a-permutation
🏷️ Tags
#array #math #simulation
144.binary-tree-preorder-traversal.pdf
67.8 KB
leetcode.com 2023-01-09
🟢144.binary-tree-preorder-traversal
🏷️ Tags
#stack #tree #depth_first_search #binary_tree
🟢144.binary-tree-preorder-traversal
🏷️ Tags
#stack #tree #depth_first_search #binary_tree
100.same-tree.pdf
85.8 KB
leetcode.com 2023-01-10
🟢100.same-tree
🏷️ Tags
#tree #depth_first_search #breadth_first_search #binary_tree
🟢100.same-tree
🏷️ Tags
#tree #depth_first_search #breadth_first_search #binary_tree
2283.check-if-number-has-equal-digit-count-and-digit-value.pdf
73.1 KB
leetcode.cn 2023-01-11
🟢2283.check-if-number-has-equal-digit-count-and-digit-value
🏷️ Tags
#hash_table #string #counting
🟢2283.check-if-number-has-equal-digit-count-and-digit-value
🏷️ Tags
#hash_table #string #counting
1443.minimum-time-to-collect-all-apples-in-a-tree.pdf
127.4 KB
leetcode.com 2023-01-11
🟡1443.minimum-time-to-collect-all-apples-in-a-tree
🏷️ Tags
#hash_table #tree #depth_first_search #breadth_first_search
🟡1443.minimum-time-to-collect-all-apples-in-a-tree
🏷️ Tags
#hash_table #tree #depth_first_search #breadth_first_search
1519.number-of-nodes-in-the-sub-tree-with-the-same-label.pdf
121.7 KB
leetcode.com 2023-01-12
🟡1519.number-of-nodes-in-the-sub-tree-with-the-same-label
🏷️ Tags
#hash_table #tree #depth_first_search #breadth_first_search #counting
🟡1519.number-of-nodes-in-the-sub-tree-with-the-same-label
🏷️ Tags
#hash_table #tree #depth_first_search #breadth_first_search #counting
2287.rearrange-characters-to-make-target-string.pdf
75.2 KB
leetcode.cn 2023-01-13
🟢2287.rearrange-characters-to-make-target-string
🏷️ Tags
#hash_table #string #counting
🟢2287.rearrange-characters-to-make-target-string
🏷️ Tags
#hash_table #string #counting
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2246.longest-path-with-different-adjacent-characters.pdf
91.2 KB
leetcode.com 2023-01-13
🔴2246.longest-path-with-different-adjacent-characters
🏷️ Tags
#array #string #tree #depth_first_search #graph #topological_sort
🔴2246.longest-path-with-different-adjacent-characters
🏷️ Tags
#array #string #tree #depth_first_search #graph #topological_sort
1819.number-of-different-subsequences-gcds.pdf
83.5 KB
leetcode.cn 2023-01-14
🔴1819.number-of-different-subsequences-gcds
🏷️ Tags
#array #math #counting #number_theory
🔴1819.number-of-different-subsequences-gcds
🏷️ Tags
#array #math #counting #number_theory