What compiler/OS are you using?
Perhaps try adding this line directly above "#include <math.h>"
#define _USE_MATH_DEFINES
Type: Posts; User: Matticus
What compiler/OS are you using?
Perhaps try adding this line directly above "#include <math.h>"
#define _USE_MATH_DEFINES
That's a good start. Just a word of caution - those new to programming tend to start writing all of their code at once, and hit a wall of warnings/errors when they're finally ready to test it. I...
Then simply write your own math functions instead of using math.h. It's common, during the learning process, to write functions that mimic standard functions, in order to gain a better understanding...
std10093 responded to that well.
However, it seems like file I/O might be more difficult than you're ready to handle. Just to note: it could take several dozens of programs worth of experience...
How about a "phone book" application? Allow users to enter, delete, or sort the names/numbers (menu), and each selection can be written in its own function. "if" statements and loops would be...