Task: Program Execution
Input (English): s, l, o, 1255, x, 4455, H, 6495, j, O, x, x, 8151, 9737, 3615, 8391, 1461, 8999, 4813, 6671, 9917, l, j, l
Output (English): s, l, o, x, H, j, O, x, x, l, j, l, 1255, 4455, 6495, 8151, 9737, 3615, 8391, 1461, 8999, 4813, 6671, 9917