Yohoc

摘要： The difference between undergraudate and postgraduate? The undergraduate education provides foundational knowledge and skills in a broad discipline. T 阅读全文

摘要： c++中如何判断一个浮点数是否为0？ 判断是否在一个误差范围内: cpp const float eps = 1e-6; if(abs(x) < eps) { // x is nearly zero } 舍入到整数再判断: cpp float x = 0.00001; if(round(x) == 阅读全文