Task: Program Execution
Input (English): 5, 20, ['2561', '9005', '8673', 'E', '2987', '501', '9875', 'A', 'O', 'j', 'e', '5841', 'T', 'I', 'x', '2525', '941', 'B', '2179', '8849', 'C', 'f', 'n', 'D', '7903']
Output (English): 29875019875AOje5841TIx2525941B21798849