Task: Program Execution
Input (English): 6, ['7709', 'r', 'r', '6099', 'M', 'b', '5823', 'H', 'h', '605', '7331', '1209', 'z', 'U', 'u', 'X', 'u', '3399', '3319', 'n', '9847', '137', 'w', '2097', 'K', '2165', 'j', 'c', '5945', '9631', 'Z', '3309', '741', '8123', 'u', 'I', 'L', '2551', '1591', '5597', '6343', 'Q', '9311']
Output (English): 7709, 5823, z, 3319, K, Z, L, 9311