Task: Program Execution
Input (English): t, 5671, 3567, 6557, Z, 5613, 9419, l, U, Z, 771, B, 2577, 2687, L, 3315, 2331, 8189, 2201, 1307, i, W, 9917
Output (English): t, Z, l, U, Z, B, L, i, W