Task: Program Execution
Input (English): 149, 4151, Z, 6063, 2333, A, 4993, r, 3915, g, f, V, e, 9461, T, g, 5133, R, e, Q, 315, c, j, f
Output (English): 149, 4151, 6063, 2333, 4993, 3915, 9461, 5133, 315