Task: Program Execution
Input (English): 3, 9, ['6917', 'b', 'k', '6905', 'k', '9441', '8897', 'j', '7845', 'P', '8621', '5943', 'l', 'V', '3571', 'U', '7301', 'P', 'C', 'F']
Output (English): k6905k94418897j7845