Task: Program Execution
Input (English): 6467, 3783, 7457, 3897, 1381, c, 8057, 8859, 4119, 9835, 659, n, 3533, 2497, h, p, q, 9261, 9573, 8247, 2061, o, 5385
Output (English): c, h, n, o, p, q