Running Sum of 1d Array Java
class Solution {
public int[] runningSum(int[] nums) {
int[] ans = new int[nums.length];
ans[0] = nums[0];
for (int i = 1; i < nums.length; i++)
ans[i] = ans[i-1] + nums[i];
return ans;
}
}java running sum of array
class Solution {
public int[] runningSum(int[] nums) {
int[] sol = new int[nums.length];
sol[0] = nums[0];
for(int i = 1; i < nums.length; i++) {
sol[i] = sol[i-1] + nums[i];
}
return sol;
}
}
// Example: runningSum([1,3,6,9]) = [1, 4, 10, 19] = [1, 1+3, 1+3+6, 1+3+6+9]Copyright © 2021 Codeinu
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