Compilare: main.cpp: In function 'int main()': main.cpp:30:31: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] out<<i<<" "<<(v[i]-xors^v[i]); ~~~~^~~~~ main.cpp:15:11: warning: unused variable 't' [-Wunused-variable] int t,n,c,xors=0; ^ main.cpp:15:15: warning: unused variable 'c' [-Wunused-variable] int t,n,c,xors=0; ^