C++ Beats 100%
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```cpp []\nclass Solution {\npublic:\n    int numberOfChild(int n, int k) {\n        int position=0;\n        int direction=1;\n        for(int i=0;i<k;i++){\n            position=position+direction;\n            if(position==0 || position==n-1){\n                direction=direction*-1;\n            }\n        }\n        return position;\n    }\n};\n```
['Math', 'C++']