Task: Program Execution
Input (English): 4, 27, ['W', '995', 'j', 'm', 'C', 'M', 'g', 'i', 'D', 'w', '7815', 'l', 'M', 'q', '5347', 'Y', '4197', 'p', '1609', 'X', '4675', 'K', 't', 'b', 'R', 'C', '4267', 'Y', 'R', '1999']
Output (English): 4267CRbtK4675X1609p4197Y5347qMl7815wDigMCm