Compilare: main.cpp: In function 'int main()': main.cpp:148:32: warning: 'o' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | fout<<z<<" "<<o<<'\n'<<d; | ^ main.cpp:148:18: warning: 'z' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | fout<<z<<" "<<o<<'\n'<<d; | ^~~ main.cpp:53:14: warning: 'd' may be used uninitialized in this function [-Wmaybe-uninitialized] 53 | char d; | ^