Compilare: user.cpp: In function ‘int main()’: user.cpp:53:29: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] for (j = 0; j <= (1 << N - 1); j++) ^ user.cpp:20:12: warning: unused variable ‘rez1’ [-Wunused-variable] int i, n, rez1, rez2, j, k, l1, l2, poz, N = 0; ^ user.cpp:20:18: warning: unused variable ‘rez2’ [-Wunused-variable] int i, n, rez1, rez2, j, k, l1, l2, poz, N = 0; ^ user.cpp:21:19: warning: unused variable ‘gasit2’ [-Wunused-variable] bool gasit = 0 , gasit2; ^ user.cpp:35:4: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (poz == -1) ^