Task: Program Execution
Input (English): 7653, f, 2969, v, u, g, 5237, 6269, 9679, 329, 8161, 3331, n, j, 3007, 7983, 8833, 9553, 8889, f, Y, 2507, 3377
Output (English): f, v, u, g, n, j, f, Y, 7653, 2969, 5237, 6269, 9679, 329, 8161, 3331, 3007, 7983, 8833, 9553, 8889, 2507, 3377