Task: Program Execution
Input (English): 6, 21, ['5291', '9427', 'x', '5787', '7223', 'N', '9603', 'Y', 'F', 'E', '379', 'T', 'o', '4557', 'C', 'P', '2405', '2285', 'L', '7473', 'x', 'n', '6525', 'J', 'W', '3469']
Output (English): N9603YFE379To4557CP24052285L7473x