Task: Program Execution
Input (English): 19, ['X', 'X', 'K', '3227', '6559', '9543', 'f', 'P', 'l', 'L', 'b', 'b', '7743', '6011', 'c', 'z', '3625', 'n', '4341', '5549', '6749', 'R', 'k', 'W', '2351', '8299', '6783', 'Z', '3007', '8441', 'I', 'o', 'o', '4799', 'S', 'k', '1131', 'h', '6637', 'X', '7097', '4053']
Output (English): X, 5549, 6637