Files

0001-two-sum
0002-add-two-numbers
0003-longest-substring-without-repeating-characters
0004-median-of-two-sorted-arrays
0005-longest-palindromic-substring
0007-reverse-integer
0008-string-to-integer-atoi
0009-palindrome-number
0012-integer-to-roman
0014-longest-common-prefix
0015-3sum
0016-3sum-closest
0017-letter-combinations-of-a-phone-number
0018-4sum
0020-valid-parentheses
0021-merge-two-sorted-lists
0023-merge-k-sorted-lists
0025-reverse-nodes-in-k-group
0026-remove-duplicates-from-sorted-array
0028-find-the-index-of-the-first-occurrence-in-a-string
0029-divide-two-integers
0030-substring-with-concatenation-of-all-words
0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position
0036-valid-sudoku
0037-sudoku-solver
0039-combination-sum
0040-combination-sum-ii
0046-permutations
0048-rotate-image
0050-powx-n
0051-n-queens
0052-n-queens-ii
0053-maximum-subarray
0054-spiral-matrix
0055-jump-game
0056-merge-intervals
0057-insert-interval
0062-unique-paths
0067-add-binary
0068-text-justification
0070-climbing-stairs
0072-edit-distance
0074-search-a-2d-matrix
0075-sort-colors
0077-combinations
0078-subsets
0080-remove-duplicates-from-sorted-array-ii
0082-remove-duplicates-from-sorted-list-ii
0083-remove-duplicates-from-sorted-list
0084-largest-rectangle-in-histogram
0085-maximal-rectangle
0088-merge-sorted-array
0090-subsets-ii
0094-binary-tree-inorder-traversal
0096-unique-binary-search-trees
0098-validate-binary-search-tree
- 0098-validate-binary-search-tree.cpp
- NOTES.md
0100-same-tree
0101-symmetric-tree
0102-binary-tree-level-order-traversal
0104-maximum-depth-of-binary-tree
0108-convert-sorted-array-to-binary-search-tree
0109-convert-sorted-list-to-binary-search-tree
0110-balanced-binary-tree
0116-populating-next-right-pointers-in-each-node
0118-pascals-triangle
0119-pascals-triangle-ii
0121-best-time-to-buy-and-sell-stock
0122-best-time-to-buy-and-sell-stock-ii
0123-best-time-to-buy-and-sell-stock-iii
0125-valid-palindrome
0126-word-ladder-ii
0137-single-number-ii
0138-copy-list-with-random-pointer
0141-linked-list-cycle
0142-linked-list-cycle-ii
0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal
0147-insertion-sort-list
0148-sort-list
0151-reverse-words-in-a-string
0160-intersection-of-two-linked-lists
0168-excel-sheet-column-title
0169-majority-element
0171-excel-sheet-column-number
0188-best-time-to-buy-and-sell-stock-iv
0191-number-of-1-bits
0198-house-robber
0199-binary-tree-right-side-view
0201-bitwise-and-of-numbers-range
0202-happy-number
0203-remove-linked-list-elements
0204-count-primes
0206-reverse-linked-list
0208-implement-trie-prefix-tree
0213-house-robber-ii
0215-kth-largest-element-in-an-array
0217-contains-duplicate
0221-maximal-square
0226-invert-binary-tree
0228-summary-ranges
0232-implement-queue-using-stacks
0237-delete-node-in-a-linked-list
0242-valid-anagram
0257-binary-tree-paths
0263-ugly-number
0283-move-zeroes
0300-longest-increasing-subsequence
0303-range-sum-query-immutable
0338-counting-bits
0342-power-of-four
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-ii
0354-russian-doll-envelopes
0371-sum-of-two-integers
0374-guess-number-higher-or-lower
0375-guess-number-higher-or-lower-ii
0383-ransom-note
0387-first-unique-character-in-a-string
0389-find-the-difference
0392-is-subsequence
0404-sum-of-left-leaves
0412-fizz-buzz
0414-third-maximum-number
0415-add-strings
0416-partition-equal-subset-sum
0443-string-compression
0450-delete-node-in-a-bst
0461-hamming-distance
0476-number-complement
0492-construct-the-rectangle
0496-next-greater-element-i
0504-base-7
0516-longest-palindromic-subsequence
0530-minimum-absolute-difference-in-bst
0543-diameter-of-binary-tree
0557-reverse-words-in-a-string-iii
0566-reshape-the-matrix
0583-delete-operation-for-two-strings
0589-n-ary-tree-preorder-traversal
0617-merge-two-binary-trees
0622-design-circular-queue
0628-maximum-product-of-three-numbers
0637-average-of-levels-in-binary-tree
0653-two-sum-iv-input-is-a-bst
0654-maximum-binary-tree
0659-split-array-into-consecutive-subsequences
0700-search-in-a-binary-search-tree
0701-insert-into-a-binary-search-tree
0706-design-hashmap
0709-to-lower-case
0714-best-time-to-buy-and-sell-stock-with-transaction-fee
0728-self-dividing-numbers
0729-my-calendar-i
0746-min-cost-climbing-stairs
0762-prime-number-of-set-bits-in-binary-representation
0784-letter-case-permutation
0801-minimum-swaps-to-make-sequences-increasing
0804-unique-morse-code-words
0823-binary-trees-with-factors
0844-backspace-string-compare
0876-middle-of-the-linked-list
0896-monotonic-array
0897-increasing-order-search-tree
0938-range-sum-of-bst
0953-verifying-an-alien-dictionary
0968-binary-tree-cameras
0976-largest-perimeter-triangle
0983-minimum-cost-for-tickets
1-two-sum
1009-complement-of-base-10-integer
1011-capacity-to-ship-packages-within-d-days
1027-longest-arithmetic-subsequence
1039-minimum-score-triangulation-of-polygon
1046-last-stone-weight
1047-remove-all-adjacent-duplicates-in-string
1048-longest-string-chain
108-convert-sorted-array-to-binary-search-tree
1095-find-in-mountain-array
1108-defanging-an-ip-address
1114-print-in-order
1115-print-foobar-alternately
1130-minimum-cost-tree-from-leaf-values
1137-n-th-tribonacci-number
1143-longest-common-subsequence
1155-number-of-dice-rolls-with-target-sum
116-populating-next-right-pointers-in-each-node
1175-prime-arrangements
1185-day-of-the-week
1195-fizz-buzz-multithreaded
120-triangle
1218-longest-arithmetic-subsequence-of-given-difference
1220-count-vowels-permutation
1226-the-dining-philosophers
1232-check-if-it-is-a-straight-line
126-word-ladder-ii
1268-search-suggestions-system
1281-subtract-the-product-and-sum-of-digits-of-an-integer
1282-group-the-people-given-the-group-size-they-belong-to
1290-convert-binary-number-in-a-linked-list-to-integer
1295-find-numbers-with-even-number-of-digits
13-roman-to-integer
1304-find-n-unique-integers-sum-up-to-zero
1309-decrypt-string-from-alphabet-to-integer-mapping
1313-decompress-run-length-encoded-list
1317-convert-integer-to-the-sum-of-two-no-zero-integers
1323-maximum-69-number
1332-remove-palindromic-subsequences
1338-reduce-array-size-to-the-half
1342-number-of-steps-to-reduce-a-number-to-zero
1351-count-negative-numbers-in-a-sorted-matrix
1356-sort-integers-by-the-number-of-1-bits
136-single-number
1365-how-many-numbers-are-smaller-than-the-current-number
1374-generate-a-string-with-characters-that-have-odd-counts
1379-find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree
1388-pizza-with-3n-slices
1402-reducing-dishes
1424-diagonal-traverse-ii
1431-kids-with-the-greatest-number-of-candies
1450-number-of-students-doing-homework-at-a-given-time
1464-maximum-product-of-two-elements-in-an-array
1470-shuffle-the-array
1480-running-sum-of-1d-array
1491-average-salary-excluding-the-minimum-and-maximum-salary
1502-can-make-arithmetic-progression-from-sequence
1512-number-of-good-pairs
1523-count-odd-numbers-in-an-interval-range
1528-shuffle-string
1550-three-consecutive-odds
1572-matrix-diagonal-sum
1588-sum-of-all-odd-length-subarrays
160-intersection-of-two-linked-lists
1603-design-parking-system
1658-minimum-operations-to-reduce-x-to-zero
1662-check-if-two-string-arrays-are-equivalent
167-two-sum-ii-input-array-is-sorted
1672-richest-customer-wealth
1678-goal-parser-interpretation
1688-count-of-matches-in-tournament
1691-maximum-height-by-stacking-cuboids
1694-reformat-phone-number
1695-maximum-erasure-value
17-letter-combinations-of-a-phone-number
1716-calculate-money-in-leetcode-bank
1720-decode-xored-array
1721-swapping-nodes-in-a-linked-list
1748-sum-of-unique-elements
1752-check-if-array-is-sorted-and-rotated
1768-merge-strings-alternately
1769-minimum-number-of-operations-to-move-all-balls-to-each-box
1773-count-items-matching-a-rule
1779-find-nearest-point-that-has-the-same-x-or-y-coordinate
1790-check-if-one-string-swap-can-make-strings-equal
1812-determine-color-of-a-chessboard-square
1814-count-nice-pairs-in-an-array
1822-sign-of-the-product-of-an-array
1824-minimum-sideway-jumps
1837-sum-of-digits-in-base-k
1844-replace-all-digits-with-characters
1859-sorting-the-sentence
189-rotate-array
19-remove-nth-node-from-end-of-list
190-reverse-bits
191-number-of-1-bits
1913-maximum-product-difference-between-two-pairs
1929-concatenation-of-array
1952-three-divisors
1957-delete-characters-to-make-fancy-string
198-house-robber
1991-find-the-middle-index-in-array
2-add-two-numbers
20-valid-parentheses
2006-count-number-of-pairs-with-absolute-difference-k
2011-final-value-of-variable-after-performing-operations
202-happy-number
203-remove-linked-list-elements
2037-minimum-number-of-moves-to-seat-everyone
2038-remove-colored-pieces-if-both-neighbors-are-the-same-color
204-count-primes
2042-check-if-numbers-are-ascending-in-a-sentence
2057-smallest-index-with-equal-value
206-reverse-linked-list
2089-find-target-indices-after-sorting-array
2095-delete-the-middle-node-of-a-linked-list
21-merge-two-sorted-lists
2108-find-first-palindromic-string-in-the-array
2114-maximum-number-of-words-found-in-sentences
2119-a-number-after-a-double-reversal
2124-check-if-all-as-appears-before-all-bs
2129-capitalize-the-title
2180-count-integers-with-even-digit-sum
2185-counting-words-with-a-given-prefix
2194-cells-in-a-range-on-an-excel-sheet
2220-minimum-bit-flips-to-convert-number
2235-add-two-integers
2236-root-equals-sum-of-children
2255-count-prefixes-of-a-given-string
2264-largest-3-same-digit-number-in-string
2269-find-the-k-beauty-of-a-number
2270-number-of-ways-to-split-array
2274-maximum-consecutive-floors-without-special-floors
2278-percentage-of-letter-in-string
2283-check-if-number-has-equal-digit-count-and-digit-value
2303-calculate-amount-paid-in-taxes
231-power-of-two
2315-count-asterisks
2319-check-if-matrix-is-x-matrix
2325-decode-the-message
2335-minimum-amount-of-time-to-fill-cups
235-lowest-common-ancestor-of-a-binary-search-tree
2379-minimum-recolors-to-get-k-consecutive-black-blocks
2383-minimum-hours-of-training-to-win-a-competition
2384-largest-palindromic-number
2396-strictly-palindromic-number
240-search-a-2d-matrix-ii
2404-most-frequent-even-element
2413-smallest-even-multiple
242-valid-anagram
2433-find-the-original-array-of-prefix-xor
2455-average-value-of-even-numbers-that-are-divisible-by-three
2469-convert-the-temperature
2500-delete-greatest-value-in-each-row
2529-maximum-count-of-positive-integer-and-negative-integer
2558-take-gifts-from-the-richest-pile
2574-left-and-right-sum-differences
2595-number-of-even-and-odd-bits
26-remove-duplicates-from-sorted-array
2605-form-smallest-number-from-two-digit-arrays
268-missing-number
2685-count-the-number-of-complete-components
27-remove-element
2710-remove-trailing-zeros-from-a-string
2739-total-distance-traveled
2769-find-the-maximum-achievable-number
278-first-bad-version
2785-sort-vowels-in-a-string
2798-number-of-employees-who-met-the-target
2806-account-balance-after-rounded-purchase
2807-insert-greatest-common-divisors-in-linked-list
2810-faulty-keyboard
2828-check-if-a-string-is-an-acronym-of-words
2829-determine-the-minimum-sum-of-a-k-avoiding-array
283-move-zeroes
2831-find-the-longest-equal-subarray
2833-furthest-point-from-origin
2843-count-symmetric-integers
287-find-the-duplicate-number
2873-maximum-value-of-an-ordered-triplet-i
2874-maximum-value-of-an-ordered-triplet-ii
2894-divisible-and-non-divisible-sums-difference
29-divide-two-integers
3-longest-substring-without-repeating-characters
30-substring-with-concatenation-of-all-words
300-longest-increasing-subsequence
304-range-sum-query-2d-immutable
326-power-of-three
33-search-in-rotated-sorted-array
338-counting-bits
34-find-first-and-last-position-of-element-in-sorted-array
342-power-of-four
344-reverse-string
35-search-insert-position
377-combination-sum-iv
378-kth-smallest-element-in-a-sorted-matrix
383-ransom-note
387-first-unique-character-in-a-string
412-fizz-buzz
458-poor-pigs
46-permutations
5-longest-palindromic-substring
50-powx-n
509-fibonacci-number
51-n-queens
52-n-queens-ii
54-spiral-matrix
542-01-matrix
557-reverse-words-in-a-string-iii
567-permutation-in-string
58-length-of-last-word
583-delete-operation-for-two-strings
617-merge-two-binary-trees
62-unique-paths
659-split-array-into-consecutive-subsequences
66-plus-one
67-add-binary
69-sqrtx
695-max-area-of-island
7-reverse-integer
70-climbing-stairs
704-binary-search
709-to-lower-case
724-find-pivot-index
728-self-dividing-numbers
729-my-calendar-i
733-flood-fill
74-search-a-2d-matrix
75-sort-colors
77-combinations
771-jewels-and-stones
78-subsets
784-letter-case-permutation
8-string-to-integer-atoi
804-unique-morse-code-words
823-binary-trees-with-factors
824-goat-latin
83-remove-duplicates-from-sorted-list
832-flipping-an-image
852-peak-index-in-a-mountain-array
858-mirror-reflection
867-transpose-matrix
869-reordered-power-of-2
876-middle-of-the-linked-list
88-merge-sorted-array
9-palindrome-number
912-sort-an-array
968-binary-tree-cameras
977-squares-of-a-sorted-array
98-validate-binary-search-tree
994-rotting-oranges
Add 1 to a number represented as linked list - GFG
Area of Rectange, Right Angled Triangle and Circle - GFG
Assignment Problem - GFG
BST to greater sum tree - GFG
Binary Search - GFG
Brackets in Matrix Chain Multiplication - GFG
Brain Game - GFG
C++ Array (print an element) | Set 2 - GFG
C++ Data Types - GFG
C++ Functions (Sum of numbers) | Set 1 - GFG
C++ Operators | Set 1 (Arithmetic) - GFG
C++ Pointers ( Incrementing a variable) | Set 1 - GFG
Convert String to LowerCase - GFG
Count BST nodes that lie in a given range - GFG
Count the paths - GFG
Delete nodes having greater value on right - GFG
Diagonal Traversal of Binary Tree - GFG
Display longest name - GFG
Find all possible paths from top to bottom - GFG
Find triplets with zero sum - GFG
Java Hello World - GFG
Java Inheritance - GFG
Lower case to upper case - GFG
Matrix Exponentiation - GFG
Max Min - GFG
Min sum formed by digits - GFG
Minimum X (xor) A - GFG
Nth Fibonacci Number - GFG
Palindrome String - GFG
Partition Equal Subset Sum - GFG
Polynomial Addition - GFG
Print 1 To N Without Loop - GFG
Program to print reciprocal of letters - copy - GFG
Reaching the heights - GFG
Remainder Evaluation - GFG
Remove loop in Linked List - GFG
Reverse a String - GFG
Reverse both parts - GFG
Shortest Uncommon Subsequence - GFG
Sum Of Digits - GFG
Sum of Array Elements - GFG
Sum of an AP - GFG
Sum of elements in a matrix - GFG
Swap two numbers - GFG
The dice problem - GFG
Word Break - Part 2 - GFG
README.md

0098-validate-binary-search-tree

Time: 15 ms (54.84%), Space: 22 MB (6.84%) - LeetHub

Jul 10, 2023

6cf867d · Jul 10, 2023

Name	Name	Last commit message	Last commit date
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0098-validate-binary-search-tree.cpp	0098-validate-binary-search-tree.cpp	Time: 15 ms (54.84%), Space: 22 MB (6.84%) - LeetHub	Jul 10, 2023
NOTES.md	NOTES.md	Attach NOTES - LeetHub	Nov 29, 2022

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