Task: Program Execution
Input (English): 3857 6801 4551 8017 9 I r z e 6301 l 2109 2509 L 1293 R 3811 Z 5703 l z s l i H 7005
Output (English): I, r, z, e, l, L, R, Z, l, z, s, l, i, H, 3857, 6801, 4551, 8017, 9, 6301, 2109, 2509, 1293, 3811, 5703, 7005