Task: Program Execution
Input (English): y, u, W, 9133, P, 3601, L, 9509, 5271, m, 4303, 2077, 6417, B, 1511, S, 8901, 321, 2075, 9539, 1779, 209, N
Output (English): y, u, W, P, L, m, B, S, N, 9133, 3601, 9509, 5271, 4303, 2077, 6417, 1511, 8901, 321, 2075, 9539, 1779, 209