Compilare: main.cpp: In function 'int main()': main.cpp:76:63: warning: 'ex.triple::third' may be used uninitialized in this function [-Wmaybe-uninitialized] 76 | out << ex.first << ' ' << ex.second << ' ' << ex.third << '\n'; | ^~~~ main.cpp:76:44: warning: 'ex.triple::second' may be used uninitialized in this function [-Wmaybe-uninitialized] 76 | out << ex.first << ' ' << ex.second << ' ' << ex.third << '\n'; | ^~~ main.cpp:76:24: warning: 'ex.triple::first' may be used uninitialized in this function [-Wmaybe-uninitialized] 76 | out << ex.first << ' ' << ex.second << ' ' << ex.third << '\n'; | ^~~