Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:37:17: error: variable ‘std::ifstream fin’ has initializer but incomplete type ifstream fin( "drum6.in" ); ^ user.cpp:38:18: error: variable ‘std::ofstream fout’ has initializer but incomplete type ofstream fout( "drum6.out" ); ^ user.cpp:66:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( j = 1; j < aux.size(); j ++ ) { ^ user.cpp:87:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( j = 1; j < aux.size(); j ++ ) { ^ user.cpp:99:31: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if ( j == m || j != m && d[i][j + 1] < d[i + 1][j] ) ^