ecuatii.cpp: In function `void calc(long int&, long int&, char*)': ecuatii.cpp:19: warning: comparison between signed and unsigned integer expressions ecuatii.cpp:26: warning: comparison between signed and unsigned integer expressions ecuatii.cpp:29: warning: comparison between signed and unsigned integer expressions ecuatii.cpp: In function `int main()': ecuatii.cpp:39: warning: int format, long int arg (arg 2) ecuatii.cpp: In function `long int matoi(char*)': ecuatii.cpp:63: warning: comparison between signed and unsigned integer expressions ecuatii.cpp:67: warning: comparison between signed and unsigned integer expressions ecuatii.cpp:68: warning: comparison between signed and unsigned integer expressions ecuatii.cpp:71: warning: return to `long int' from `double' ecuatii.cpp:71: warning: argument to `long int' from `double' ecuatii.cpp:72: warning: return to `long int' from `double' ecuatii.cpp:72: warning: argument to `long int' from `double' ecuatii.cpp:73:2: warning: no newline at end of file /tmp/ccKTOnsm.o(.text+0x225): In function `main': : the `gets' function is dangerous and should not be used.