838. Push Dominoes | LeetCode Solution
838 . Push Dominoes There are n dominoes in a line, and we place each domino vertically upright. In the beginning,…
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658. Find K Closest Elements | LeetCode Solution
658 . Find K Closest Elements Given a sorted integer array arr , two integers k and x , return the k closest…
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19. Remove Nth Node From End of List
19 . Remove Nth Node From End of List Given the head of a linked list, remove the n th node from the end of the …
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609. Find Duplicate File in System
609 . Find Duplicate File in System Given a list paths of directory info, including the directory path, and all th…
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985. Sum of Even Numbers After Queries | LeetCode Solution
985 . Sum of Even Numbers After Queries You are given an integer array nums and an array queries where queries[…
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1656. Design an Ordered Stream | LeetCode Solution
1656 . Design an Ordered Stream There is a stream of n (idKey, value) pairs arriving in an arbitrary order, wh…
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B. Basketball Together | CodeForces Solution
B. Basketball Together time limit per test 1 second memory limit per test 256 megabytes input standard input output s…
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