Task: Program Execution
Input (English): 1, 3, ['8913', '5367', 'J', 'a', 'd', '5453', '6309', 'f', 'u', 'f', 'n', 'N', '937', '5963', 'f', 'i']
Output (English): 8913, a, 6309, f, 937, i