Compilare: main.cpp: In function 'int main()': main.cpp:57:9: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] 57 | Q.push({last[0], last[0], 0}); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:68:26: warning: '*((void*)& last +8)' may be used uninitialized in this function [-Wmaybe-uninitialized] 68 | fout << last[2] + 1 << nl; | ^~