Lots of microcontrollers will accept Python these days, with CircuitPython and MicroPython becoming ever more popular in ...

指数： 3**2 = 9 浮点数同样有 0.1 + 0.2 不等于 0.3 的问题 可以使用_ 下划线 分割长数字，不影响python 的运算 ...

High-performance C++ data structure for fast key-based access with guaranteed O(1) operations, dynamic resizing, and memory-efficient design ...