Task: Program Execution
Input (English): 5619, 1307, 37, e, o, q, p, 7549, 8827, n, l, 5069, f, 8673, r, h, 9003, c, 6735, 5263, x, 1225, b, q
Output (English): b, c, e, f, h, l, n, o, p, q, r, x