Task: Program Execution
Input (English): 2333, s, 2915, 7249, 3533, 1475, 2791, 8019, h, j, 6393, c, 191, a, x, z, q, 5115, 6763, 6787, 9911, 9015
Output (English): a, c, h, j, q, s, x, z