Task: Program Execution
Input (English): B, 5025, 4317, q, 1573, M, 8591, 7283, f, j, Q, j, 5405, m, c, x, 6479
Output (English): B, q, M, f, j, Q, j, m, c, x, 5025, 4317, 1573, 8591, 7283, 5405, 6479