problem

​​1523. Count Odd Numbers in an Interval Range​​

solution#1: 分别计算0到low-1和0到high的奇数数目，然后做差即可。

code

solution#2:根绝high和low的奇偶性判断。

code

参考

1. ​​leetcode_easy_math_1523. Count Odd Numbers in an Interval Range​​;

完