Compilare: user.cpp: In function ‘void dfs(int, int, int)’: user.cpp:21:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<q[nod].size();i++){ ^ user.cpp: In function ‘int main()’: user.cpp:32:41: warning: overflow in implicit constant conversion [-Woverflow] for(int i=1;i<=n;i++) {f>>a[i]; min1[i]=9999999999;} ^ user.cpp:43:5: warning: overflow in implicit constant conversion [-Woverflow] rez=9999999999; ^