Compilare: user.cpp: In function ‘int main()’: user.cpp:133:35: warning: ‘cf’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << lf + 1 << ' ' << cf + 1<< '\n' << chf; ^ user.cpp:133:18: warning: ‘lf’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << lf + 1 << ' ' << cf + 1<< '\n' << chf; ^ user.cpp:93:14: warning: ‘chf’ may be used uninitialized in this function [-Wmaybe-uninitialized] char ch, chf; ^ user.cpp:123:11: warning: ‘s’ may be used uninitialized in this function [-Wmaybe-uninitialized] if ( _m < s ) ^