cifre3.cpp: In function `bool apartine(short int, std::vector<short int, std::allocator<short int> >)': cifre3.cpp:10: warning: comparison between signed and unsigned integer expressions cifre3.cpp: In function `int main()': cifre3.cpp:37: warning: comparison between signed and unsigned integer expressions cifre3.cpp:41: warning: comparison between signed and unsigned integer expressions cifre3.cpp:48: warning: comparison between signed and unsigned integer expressions cifre3.cpp:50: warning: comparison between signed and unsigned integer expressions cifre3.cpp:65: warning: comparison between signed and unsigned integer expressions cifre3.cpp:71: warning: comparison between signed and unsigned integer expressions