Task: Program Execution
Input (English): 7373, j, 3743, 4731, 2431, 1141, 949, 4635, 6447, 7209, z, l, 7167, n, y, P, W
Output (English): 7373, 3743, 4731, 2431, 1141, 949, 4635, 6447, 7209, 7167