Compilare: main.cpp: In function 'int main()': main.cpp:78:51: warning: 'lin2' may be used uninitialized in this function [-Wmaybe-uninitialized] 78 | fout << lin1 << " " << col1 << " " << lin2 << " " << col2; | ^~~ main.cpp:78:58: warning: 'col2' may be used uninitialized in this function [-Wmaybe-uninitialized] 78 | fout << lin1 << " " << col1 << " " << lin2 << " " << col2; | ^~~~ main.cpp:78:36: warning: 'col1' may be used uninitialized in this function [-Wmaybe-uninitialized] 78 | fout << lin1 << " " << col1 << " " << lin2 << " " << col2; | ^~~ main.cpp:78:21: warning: 'lin1' may be used uninitialized in this function [-Wmaybe-uninitialized] 78 | fout << lin1 << " " << col1 << " " << lin2 << " " << col2; | ^~~