Task: Program Execution
Input (English): 7669, z, n, 7181, R, q, 4175, 6203, 7729, 8223, h, G, j, 4719, 419, 2991, 6419, 9577, 737, S, 1377, 3465, 7941, j
Output (English): z, n, R, q, h, G, j, S, j