Task: Program Execution
Input (English): 13, 18, ['5349', 'U', 'n', '6615', 'S', '2485', '7227', '3623', '4611', 'I', 'f', '9213', '7409', '1225', 'R', '9693', 'd', 'R', '5797']
Output (English): 7409, 1225, R, 9693, d, R