Running Sum of 1d Array
Given an array nums, define the running sum of the array as runningSum[i] = sum(nums[0]…nums[i]).
Return the running sum of nums.
Example 1
Input
nums = [1,2,3,4]Output
[1,3,6,10]Running sum is obtained as follows: [1, 1+2, 1+2+3, 1+2+3+4].
Example 2
Input
nums = [1,1,1,1,1]Output
[1,2,3,4,5]Running sum is obtained as follows: [1, 1+1, 1+1+1, 1+1+1+1, 1+1+1+1+1].
Constraints
- 1 <= nums.length <= 1000
- -10^6 <= nums[i] <= 10^6