Leetcode 1523. count odd numbers within the interval

Their thinking

low	high	Number
accidentally	accidentally	(high-low+0)/2
p.	p.	(high-low+2)/2
accidentally	p.	(high-low+1)/2
p.	accidentally	(high-low+1)/2

C++ Code

class Solution 
{
    
public:
    int countOdds(int low, int high) 
    {
    
        return (high-low+low%2+high%2)/2;
    }
};