Easiest in C man!
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
```c []
int countPairs(int *nums, int numsSize, int target)
{
    int res = 0;
    for (int i = 0; i < numsSize; i++)
    {
        for (int j = i + 1; j < numsSize; j++) 
        {
            if (nums[i] + nums[j] < target)
            {
                res++;
            }
        }
    }
    return res;
}
```
['Array', 'C', 'C++']