Compilare: user.cpp: In function ‘int main()’: user.cpp:41:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < adiacenta[x].size(); i++){ ^ user.cpp:11:21: warning: unused variable ‘count’ [-Wunused-variable] int n, m, a, b, s, count = 0; ^