Task: Program Execution
Input (English): 1, 15, ['6847', 'm', '1061', '891', '4425', 'o', 'D', '2129', '493', 'D', 't', '9223', 'C', '2799', '9831', '8379', '419', 'K', '3369', '1053']
Output (English): 6847m10618914425oD2129493Dt9223C27999831