Task: Program Execution
Input (English): 1, 13, ['1039', 'A', 'y', 'k', '3475', 'N', '1587', 'I', '6953', 'X', 'H', '3923', '1621', 'Z', 'U', '909', '6645', '1871', '9913', '6999', '6169', 'B', '2319', '9565', '2137', '6943', '2659', 'r']
Output (English): 1039, Z, 2659