Compilare: user.cpp: In function ‘int complementar(int, int, int)’: user.cpp:27:11: warning: unused variable ‘i’ [-Wunused-variable] short i; ^ user.cpp: In function ‘void b2(int&)’: user.cpp:23:9: warning: ‘nr’ may be used uninitialized in this function [-Wmaybe-uninitialized] n=nr; ^ user.cpp: In function ‘int main()’: user.cpp:31:23: warning: ‘nr’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(!((a%10)^(b%10))) return 0; ^ user.cpp:16:13: note: ‘nr’ was declared here int p=1,nr; ^ user.cpp:31:16: warning: ‘nr’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(!((a%10)^(b%10))) return 0; ^ user.cpp:16:13: note: ‘nr’ was declared here int p=1,nr; ^