Task: Program Execution
Input (English): 4285, 6377, H, 3759, 1661, 1043, K, s, 1813, 7021, C, Z, 3525, U, 1159, 2165, 1281, X, B
Output (English): 4285, 6377, 3759, 1661, 1043, 1813, 7021, 3525, 1159, 2165, 1281