Compilare: user.cpp: In function ‘int main()’: user.cpp:24:42: warning: ‘end’ may be used uninitialized in this function [-Wmaybe-uninitialized] fo << best << ' ' << start << ' ' << end; ^ user.cpp:24:32: warning: ‘start’ may be used uninitialized in this function [-Wmaybe-uninitialized] fo << best << ' ' << start << ' ' << end; ^~~ user.cpp:20:10: warning: ‘mpsi’ may be used uninitialized in this function [-Wmaybe-uninitialized] start = mpsi + 1; ~~~~~~^~~~~~~~~~