Compilare: user.cpp: In function ‘void Read()’: user.cpp:16:9: warning: unused variable ‘i’ [-Wunused-variable] int i; ^ user.cpp: In function ‘int main()’: user.cpp:85:26: warning: ‘sol2’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<sol1<<" "<<sol2<<"\n"; ^ user.cpp:85:15: warning: ‘sol1’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<sol1<<" "<<sol2<<"\n"; ^