2101. Detonate the Maximum Bombs [Medium]
https://leetcode.com/problems/detonate-the-maximum-bombs/
#array #math #depth_first_search #breadth_first_search #graph #geometry
#google #qualtricks

0:00 - Умова задачі.
2:25 - Евклідова відстань.
5:50 - Побудова…

1232. Check If It Is a Straight Line [Easy]
https://leetcode.com/problems/check-if-it-is-a-straight-line/
#array #math #geometry #probability #statistics
#palantir

0:00 - Звук.
0:30 - Умова задачі.
2:05 - Три колінеарні точки.
2:55 - Орієнтована (знакова)…

1502. Can Make Arithmetic Progression From Sequence [Easy]
https://leetcode.com/problems/can-make-arithmetic-progression-from-sequence/
#array #sorting
#amazon

0:00 - Умова задачі.
1:55 - Сортування. https://leetcode.com/problems/can-make-arithmetic-progression…

1351. Count Negative Numbers in a Sorted Matrix [Easy]
https://leetcode.com/problems/count-negative-numbers-in-a-sorted-matrix/
#array #binary_search #matrix
#amazon #uber #Microsoft #yahoo #facebook #snapchat

0:00 - Умова задачі.
1:30 - Повний перебір…

744. Find Smallest Letter Greater Than Target [Easy]
https://leetcode.com/problems/find-smallest-letter-greater-than-target/
#array #binary_search
#amazon #linkedin #bloomberg

0:00 - Умова задачі.
1:20 - Лінійний пошук.
2:15 - Двійковий пошук.
4:15 - upper_bound.

228. Summary Ranges [Easy]
https://leetcode.com/problems/summary-ranges/
#array
#google #facebook #qualtrics #adobe

0:00 - Умова задачі.
2:45 - Розв’язок. https://leetcode.com/problems/summary-ranges/submissions/969271226/
5:30 - Інкапсуляція. https:/…

1569. Number of Ways to Reorder Array to Get Same BST [Hard]
https://leetcode.com/problems/number-of-ways-to-reorder-array-to-get-same-bst/
#array #math #divide_and_conquer #dynamic_programming #tree #union_find #binary_search_tree #memoization #combinatorics…

1187. Make Array Strictly Increasing [Hard]
https://leetcode.com/problems/make-array-strictly-increasing/
#array #binary_search #dynamic_programming #sorting

0:00 - Умова задачі
3:20 - Динамічне програмування
10:55 - Двійковий пошук. https://leetcode.c…

2328. Number of Increasing Paths in a Grid [Hard]
https://leetcode.com/problems/number-of-increasing-paths-in-a-grid/
#array #dynamic_programming #depth_first_search #breadth_first_search #graph #topological_sort #memoization #matrix
#adobe

0:00 - Умова…

1732. Find the Highest Altitude [Easy]
https://leetcode.com/problems/find-the-highest-altitude/
#array #prefix_sum
#apple

0:00 - Нові моки
1:00 - Умова задачі
2:15 - Префіксні суми
2:55 - Різницевий масив
4:35 - Реалізація. https://leetcode.com/problems/find…

2090. K Radius Subarray Averages [Medium]
https://leetcode.com/problems/k-radius-subarray-averages/
#array #sliding_window
#facebook #duolingo

0:00 - Умова задачі
1:35 - Наївний розв’язок. https://leetcode.com/problems/k-radius-subarray-averages/submissions/975353573/…

2448. Minimum Cost to Make Array Equal [Hard]
https://leetcode.com/problems/minimum-cost-to-make-array-equal/
#array #binary_search #greedy #sorting #prefix_sum
#cisco

0:00 - Умова задачі
2:10 - Задача про медіану
5:00 - Опуклість і похідна
7:10 - Точка…

1027. Longest Arithmetic Subsequence [Medium]
https://leetcode.com/problems/longest-arithmetic-subsequence/
#array #hash_table #binary_search #dynamic_programming
#microsoft #apple #samsung #adobe #google #facebook #uber

0:00 - Умова задачі
2:30 - Псев…

1575. Count All Possible Routes [Hard]
https://leetcode.com/problems/count-all-possible-routes/
#array #dynamic_programming #memoization
#amazon

373. Find K Pairs with Smallest Sums [Medium]
https://leetcode.com/problems/find-k-pairs-with-smallest-sums/
#array #heap #priority_queue
#amazon #google #microsoft #linkedin #apple #facebook #adobe #uber

Черга з пріоритетом. https://leetcode.com/problems/find…

1514. Path with Maximum Probability [Medium]
https://leetcode.com/problems/path-with-maximum-probability/
#array #graph #heap #priority_queue #shortest_path
#google

0:00 - Умова задачі
2:00 - Від’ємний логаритм
4:00 - Найкоротші шляхи
6:00 - Реалізація.…

137. Single Number II [Medium]
https://leetcode.com/problems/single-number-ii/
#array #bit_manipulation
#google #amazon #apple #adobe #bloomberg
#python

0:00 - Умова задачі
1:35 - Хеш-таблиця. https://leetcode.com/problems/single-number-ii/submissions/986069354/…

1493. Longest Subarray of 1's After Deleting One Element [Medium]
https://leetcode.com/problems/longest-subarray-of-1s-after-deleting-one-element/
#array #dynamic_programming #sliding_window

0:00 - Умова задачі
2:00 - Expand from middle. https://leetcod…

209. Minimum Size Subarray Sum [Medium]
https://leetcode.com/problems/minimum-size-subarray-sum/
#array #binary_search #sliding_window #prefix_sum
#apple #citadel #amazon #microsoft #goldman_sachs #facebook #google #bloomberg #bytedance #adobe #yahoo #arcesium…

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