step8stepscpp18422 note suggested alternative ‘sin’ int x2 = minheight - 1 i + r; 邻域窗口右下角x坐标 sin

There is an error in the code on line 184. The compiler suggests using the alternative 'sin' instead of 'sinh'. However, it is not clear if this is the correct replacement as it depends on the intended functionality of the code.