Compilare: user.cpp: In function ‘int accesibil(int, int)’: user.cpp:33:43: warning: suggest parentheses around comparison in operand of ‘==’ [-Wparentheses] if((k%(1<<s))^(a[i][j]%(1<<s))==((1<<s)-1)==0) ^ user.cpp:33:55: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] if((k%(1<<s))^(a[i][j]%(1<<s))==((1<<s)-1)==0) ^ user.cpp:30:19: warning: unused variable ‘aux’ [-Wunused-variable] int ind=0,i,j,aux; ^