Task: Program Execution
Input (English): l, 2371, N, 8665, 9447, c, 3457, q, 9397, 1833, 9219, o, 5433, 7809, J, 9675, 4117, 3435, 6681, I, 3093
Output (English): l, N, c, q, o, J, I, 2371, 8665, 9447, 3457, 9397, 1833, 9219, 5433, 7809, 9675, 4117, 3435, 6681, 3093