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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