Compilare: user.cpp: In function ‘int main()’: user.cpp:32:12: warning: unused variable ‘x’ [-Wunused-variable] int n, x, l = 0; ^ user.cpp: In function ‘int caut(int, int)’: user.cpp:27:12: warning: ‘ans’ may be used uninitialized in this function [-Wmaybe-uninitialized] return ans; ^ user.cpp: In function ‘int main()’: user.cpp:47:29: warning: ‘ans’ may be used uninitialized in this function [-Wmaybe-uninitialized] pred[i] = b[poz - 1]; ^