Task: Program Execution
Input (English): C, Z, 409, 5799, 1611, 453, X, M, s, a, 4543, K, A, 1807, 7657, 6497, E, 817, m, d, 5385, 7357, 1803, X
Output (English): 409, 5799, 1611, 453, 4543, 1807, 7657, 6497, 817, 5385, 7357, 1803