Task: Program Execution
Input (English): 9, 28, ['2931', '7025', 'x', 'B', '1963', '6981', 'O', 'x', 's', 'y', 'W', 'k', '1603', 'e', 'p', 'V', '9263', '3757', '6859', 'F', '935', 'C', '6771', '9133', '8047', 'F', '1553', '3515']
Output (English): syWk1603epV926337576859F935C677191338047F15533515