Compilare: user.cpp: In function ‘int main()’: user.cpp:88:22: warning: ‘start’ may be used uninitialized in this function [-Wmaybe-uninitialized] out << best[start] << '\n'; ^ user.cpp:24:20: warning: ‘a’ may be used uninitialized in this function [-Wmaybe-uninitialized] x = v[poz[x]]; ^ user.cpp:33:12: note: ‘a’ was declared here int n, a, b, start, minim = Nmax + 5; ^