Compilare: main.cpp: In function 'int main()': main.cpp:42:24: warning: 'y' may be used uninitialized [-Wmaybe-uninitialized] 42 | out << x << ' ' << y; | ^ main.cpp:31:12: note: 'y' was declared here 31 | int x, y; | ^ main.cpp:42:17: warning: 'x' may be used uninitialized [-Wmaybe-uninitialized] 42 | out << x << ' ' << y; | ^~~ main.cpp:31:9: note: 'x' was declared here 31 | int x, y; | ^