Task: Program Execution
Input (English): 9, 14, ['D', 'd', 'q', '7981', 'y', 'Y', '7273', '931', 'C', '6851', '3043', 'W', 'V', '6055', 'S', 'W', '7205', 'F', '3421']
Output (English): C68513043WV6055