Compilare: user.cpp: In function ‘int main()’: user.cpp:44:16: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] if (Max<S[i]^S[x]) Max=S[i]^S[x],u=i,p=x+1; ^ user.cpp:50:27: warning: ‘u’ may be used uninitialized in this function [-Wmaybe-uninitialized] fo<<Max<<" "<<p<<" "<<u<<"\n"; ^ user.cpp:50:19: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] fo<<Max<<" "<<p<<" "<<u<<"\n"; ^