Task: Program Execution
Input (English): i, L, 7337, 6831, 5529, 2195, 7373, 3597, a, 6971, 6227, 5471, Q, l, 8541, 7037, z, 5425, U, 5905, 8375
Output (English): 7337, 6831, 5529, 2195, 7373, 3597, 6971, 6227, 5471, 8541, 7037, 5425, 5905, 8375