Task: Program Execution
Input (English): 10, ['4547', 'P', '7717', '7161', 'd', '7113', 'f', '8685', '7243', 'V', '5341', 'D', 'i', '6661', 'v', '6601', 'f', '3343', 'E', 'I', '9273', '5429', 'o', 'j', '2847', 'N', 'R']
Output (English): 4547, 5341, 9273