Borderou de evaluare (job #761827)

Compilare: main.cpp: In function 'int main()': main.cpp:79:14: warning: 'x1' may be used uninitialized [-Wmaybe-uninitialized] 79 | o << x1 << x2 << x3 << x4; | ^~ main.cpp:46:13: note: 'x1' was declared here 46 | int x1, x2, x3, x4; | ^~ main.cpp:79:20: warning: 'x2' may be used uninitialized [-Wmaybe-uninitialized] 79 | o << x1 << x2 << x3 << x4; | ^~ main.cpp:46:17: note: 'x2' was declared here 46 | int x1, x2, x3, x4; | ^~ main.cpp:79:26: warning: 'x3' may be used uninitialized [-Wmaybe-uninitialized] 79 | o << x1 << x2 << x3 << x4; | ^~ main.cpp:46:21: note: 'x3' was declared here 46 | int x1, x2, x3, x4; | ^~ main.cpp:79:32: warning: 'x4' may be used uninitialized [-Wmaybe-uninitialized] 79 | o << x1 << x2 << x3 << x4; | ^~ main.cpp:46:25: note: 'x4' was declared here 46 | int x1, x2, x3, x4; | ^~