Compilare: user.cpp: In function ‘int main()’: user.cpp:69:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(i != 1) ^ user.cpp: In function ‘void generare_drum(int)’: user.cpp:46:29: warning: ‘y’ may be used uninitialized in this function [-Wmaybe-uninitialized] p[j] = y; ^