prefix-sum

11 problems with this tag

	Problem	Difficulty
	Contiguous Array	medium
	Count Number of Nice Subarrays	medium
	K Radius Subarray Averages	medium
	Longest Subsequence With Limited Sum	easy
	Minimum Value to Get Positive Step by Step Sum	easy
	Range Sum Queries	easy
	Range Sum Query - Immutable	easy
	Running Sum of 1d Array	easy
	Number of Ways to Split Array	medium
	Subarray Sum Equals K	medium
	Successful Pairs of Spells and Potions	medium