Task: Program Execution
Input (English): 2, 15, ['y', 'e', 'e', 'f', 'g', '7101', 'X', '405', 'f', 'a', 'W', '5393', '1739', 'S', '3245', 'q']
Output (English): 5423S93713935Waf504X1017gfee