retea.cpp: In function `void into_apm(int)': retea.cpp:14: warning: comparison between signed and unsigned integer expressions retea.cpp: In function `int main()': retea.cpp:96: warning: comparison between signed and unsigned integer expressions retea.cpp:103: warning: int format, different type arg (arg 2) retea.cpp:112: warning: int format, different type arg (arg 2) retea.cpp:113:2: warning: no newline at end of file