Compilare: user.cpp: In function ‘int Cbin2(int)’: user.cpp:53:12: warning: ‘Sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] return Sol; ^ user.cpp: In function ‘int Cbin3(int)’: user.cpp:72:12: warning: ‘Sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] return Sol; ^ user.cpp: In function ‘void Solve()’: user.cpp:84:32: warning: ‘Sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(op==2) fout<<Cbin3(x)<<'\n'; ^ user.cpp:83:32: warning: ‘Sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(op==1) fout<<Cbin2(x)<<'\n'; ^