caini.cpp: In function `int NumarMutari(int)': caini.cpp:74: warning: comparison between signed and unsigned integer expressions caini.cpp:63: warning: unused variable `int k1' caini.cpp:103: warning: control reaches end of non-void function caini.cpp: In function `void Generare(int)': caini.cpp:148: warning: comparison between signed and unsigned integer expressions caini.cpp:155: warning: comparison between signed and unsigned integer expressions