Task: Program Execution
Input (English): u, v, 4033, 985, I, L, R, 2895, 6811, t, 4677, h, 1585, 9545, 7513, W, 7405, 9541, D, 3043
Output (English): 4033, 985, 2895, 6811, 4677, 1585, 9545, 7513, 7405, 9541, 3043