#include <math.h>. #include <float.h>. #undef MIN. #ifdef USE_LONG_DOUBLE. # define ROUND roundl. # define FLOOR floorl. # define CEIL ceill. ... <看更多>

I just would like to add that type matters, so keep it in mind while you are doing maths in C or any other programming language. ... <看更多>

How to round a double value to a specific number of decimal places in C, for example rounding a double value to 2 decimal places, ... ... <看更多>