Task: Program Execution
Input (English): 4, 3, ['6435', 'O', '4167', '7131', 'Z', '1215', 'U', '4405', '9583', 'i', 'r', 'o', '5013', 'z', '9609', '8435', '5055', '513', '5667', 'h', '1459', '6935', '3141']
Output (English): 7131, U, i, 5013, 8435, 5667, 6935