Compilare: main.cpp: In function 'int main()': main.cpp:53:48: warning: 'mroot' may be used uninitialized in this function [-Wmaybe-uninitialized] vector<int> rsp2 = make_chain(lms, rms, mroot); ^ main.cpp:52:45: warning: 'root' may be used uninitialized in this function [-Wmaybe-uninitialized] vector<int> rsp1 = make_chain(ls, rs, root); ^