Compilare: main.cpp: In function 'int main()': main.cpp:116:41: warning: 'df' may be used uninitialized [-Wmaybe-uninitialized] 116 | out<<af<<" "<<bf<<" "<<cf<<" "<<df; | ^~ main.cpp:48:21: note: 'df' was declared here 48 | int af, bf, cf, df; | ^~ main.cpp:116:36: warning: 'cf' may be used uninitialized [-Wmaybe-uninitialized] 116 | out<<af<<" "<<bf<<" "<<cf<<" "<<df; | ^~~ main.cpp:48:17: note: 'cf' was declared here 48 | int af, bf, cf, df; | ^~ main.cpp:116:27: warning: 'bf' may be used uninitialized [-Wmaybe-uninitialized] 116 | out<<af<<" "<<bf<<" "<<cf<<" "<<df; | ^~~ main.cpp:48:13: note: 'bf' was declared here 48 | int af, bf, cf, df; | ^~ main.cpp:116:18: warning: 'af' may be used uninitialized [-Wmaybe-uninitialized] 116 | out<<af<<" "<<bf<<" "<<cf<<" "<<df; | ^~~ main.cpp:48:9: note: 'af' was declared here 48 | int af, bf, cf, df; | ^~