Compilare: user.cpp: In function ‘void coada_elimin(int)’: user.cpp:15:47: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a[q[p]][i]==1&&viz[i]==0&&d[i]==0&&am[i][0]==0||(c[q[p]][i]==1&&t[i][0]!=0)) ^ user.cpp:10:5: warning: unused variable ‘i’ [-Wunused-variable] int i; ^ user.cpp: In function ‘void coada(int)’: user.cpp:52:5: warning: unused variable ‘i’ [-Wunused-variable] int i; ^ user.cpp: In function ‘int main()’: user.cpp:117:5: warning: unused variable ‘xx’ [-Wunused-variable] int xx=k; ^