Task: Program Execution
Input (English): 9, 18, ['2893', 'F', 'q', '767', '8597', 'J', 'L', 'f', 'f', '7717', '2297', 'm', 'R', '159', '7767', '6481', '8665', 'B', '4909', '1867']
Output (English): B866564817767159Rm22977717f