Compilare: main.cpp: In function 'int main()': main.cpp:63:23: warning: 'ans.std::array<int, 4>::_M_elems[0]' may be used uninitialized [-Wmaybe-uninitialized] 63 | cout<<ans[0]<<' '<<ans[1]<<' '<<ans[2]<<' '<<ans[3]<<'\n'; | ^~~ main.cpp:48:24: note: 'ans.std::array<int, 4>::_M_elems[0]' was declared here 48 | array <int, 4> ans; | ^~~ main.cpp:63:62: warning: 'ans.std::array<int, 4>::_M_elems[3]' may be used uninitialized [-Wmaybe-uninitialized] 63 | cout<<ans[0]<<' '<<ans[1]<<' '<<ans[2]<<' '<<ans[3]<<'\n'; | ^~~~ main.cpp:48:24: note: 'ans.std::array<int, 4>::_M_elems[3]' was declared here 48 | array <int, 4> ans; | ^~~ main.cpp:63:49: warning: 'ans.std::array<int, 4>::_M_elems[2]' may be used uninitialized [-Wmaybe-uninitialized] 63 | cout<<ans[0]<<' '<<ans[1]<<' '<<ans[2]<<' '<<ans[3]<<'\n'; | ^~~ main.cpp:48:24: note: 'ans.std::array<int, 4>::_M_elems[2]' was declared here 48 | array <int, 4> ans; | ^~~ main.cpp:63:36: warning: 'ans.std::array<int, 4>::_M_elems[1]' may be used uninitialized [-Wmaybe-uninitialized] 63 | cout<<ans[0]<<' '<<ans[1]<<' '<<ans[2]<<' '<<ans[3]<<'\n'; | ^~~ main.cpp:48:24: note: 'ans.std::array<int, 4>::_M_elems[1]' was declared here 48 | array <int, 4> ans; | ^~~