Compilare: user.cpp: In function ‘int cb2(int, int, int)’: user.cpp:40:9: warning: ‘mij’ may be used uninitialized in this function [-Wmaybe-uninitialized] int mij; ^ user.cpp: In function ‘int cb3(int, int, int)’: user.cpp:61:9: warning: ‘mij’ may be used uninitialized in this function [-Wmaybe-uninitialized] int mij; ^ user.cpp: In function ‘int main()’: user.cpp:95:25: warning: ‘mij’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<cb3(1,n,x)<<"\n"; ^ user.cpp:93:25: warning: ‘mij’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<cb2(1,n,x)<<"\n"; ^