Task: Program Execution
Input (English): 1, 21, ['6313', 'U', '4823', 's', '251', 'x', '9255', '8253', '5539', '507', '4545', 'm', 'F', '3461', '4343', 'r', 'Z', 'J', '7545', 'W', 'Z', 'o']
Output (English): 6313, U, 4823, s, 251, x, 9255, 8253, 5539, 507, 4545, m, F, 3461, 4343, r, Z, J, 7545, W, Z