Compilare: user.cpp: In function ‘bool drum(int)’: user.cpp:28:20: warning: unused variable ‘pas’ [-Wunused-variable] int size,kx,ky,pas=0; ^ user.cpp: In function ‘void make_dragon(int, int)’: user.cpp:91:74: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(v[kx+dx[k]][ky+dy[k]]>pas || v[kx+dx[k]][ky+dy[k]]==0 && v[kx+dx[k]][ky+dy[k]]!=-1) ^ user.cpp: In function ‘int main()’: user.cpp:170:9: warning: unused variable ‘i’ [-Wunused-variable] int i; ^