Compilare: main.cpp: In function 'int main()': main.cpp:23:17: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] if(x&aux==(k&aux)^aux) ~~~^~~~~~~~~ main.cpp:23:13: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] if(x&aux==(k&aux)^aux) ~^~~~~~~~~~~~~