Task: Program Execution
Input (English): 4, 13, ['9553', 'K', 'n', 'B', 't', 'n', 'm', 'M', 'C', '3', 'Z', 'A', 'n', '4317', '7419', '4291', 'l', '2095', 'l', '7041']
Output (English): n, A, Z, 3, C, M, m, n, t, B