Task: Program Execution
Input (English): d, z, M, N, L, 8495, w, 447, z, 4077, 3749, 9287, Y, 3991, 8881, u, I, 4123, c, D, 8137, v, 2525, c
Output (English): 8495, 447, 4077, 3749, 9287, 3991, 8881, 4123, 8137, 2525