Prefix Sums - Problems, Code in C++ & Python
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Prefix sums are the sums
Prefix sums are the sums of the first K elements in an array. You can use them to quickly get the range sum and solve many other problems.
Range Sum - https://cses.fi/problemset/task/1646 or https://www.spoj.com/problems/CSUMQ/
Most Frequent - https://www.geeksforgeeks.org/queries...
Range Increase - https://www.hackerrank.com/challenges...
Subarray Sum Equals K - https://leetcode.com/problems/subarra...
Product - https://leetcode.com/problems/product...
CF article - https://codeforces.com/blog/entry/86420
I stream on Twitch - Twitch: errichto
2nd YT channel - errichto2
Range Sum - https://cses.fi/problemset/task/1646 or https://www.spoj.com/problems/CSUMQ/
Most Frequent - https://www.geeksforgeeks.org/queries...
Range Increase - https://www.hackerrank.com/challenges...
Subarray Sum Equals K - https://leetcode.com/problems/subarra...
Product - https://leetcode.com/problems/product...
CF article - https://codeforces.com/blog/entry/86420
I stream on Twitch - Twitch: errichto
2nd YT channel - errichto2
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در تاریخ 1402/04/07 منتشر شده
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