Compilare: user.cpp: In function ‘int cautb0(unsigned int, unsigned int)’: user.cpp:13: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int cautb1(unsigned int, unsigned int)’: user.cpp:27: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int cautb2(unsigned int, unsigned int)’: user.cpp:38: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:55: warning: ‘d’ may be used uninitialized in this function