isPossibleToSplit c++
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
```cpp []
class Solution {
public:
    bool isPossibleToSplit(vector<int>& nums) {
        std::unordered_map<int, int> buf;
        for (auto n : nums) {
            if (buf[n] == 2)
                return false;
            buf[n]++;
        }
        return true;    
     }
};
```
['C++']