Python solution
IntuitionApproachComplexity
Time complexity:

Space complexity:
Code
# Intuition
<!-- Describe your first thoughts on how to solve this problem. -->

# Approach
<!-- Describe your approach to solving the problem. -->

# Complexity
- Time complexity:
<!-- Add your time complexity here, e.g. $$O(n)$$ -->

- Space complexity:
<!-- Add your space complexity here, e.g. $$O(n)$$ -->

# Code
```python []
class Solution(object):
    def sumOfGoodNumbers(self, nums, k):
        total_sum=0
        for i in range(len(nums)):
            if (nums[i-k] if i-k>=0 else nums[i]-1) < nums[i] > (nums[i+k] if i+k<len(nums) else nums[i]-1) :
                total_sum +=nums[i]
        return total_sum
        
```
['Python']