Task: Program Execution
Input (English): 4, ['M', '4541', '13', '6679', 'y', 'w', 'b', 'V', 'V', '8799', 'u', '7607', '3203', '8601', '5091', '993', 'X', 'a', '5439', 'g', '1809', '9253', 'c']
Output (English): M, y, V, 3203, X, 1809