Task: Program Execution
Input (English): 7211, 7579, 3, 1217, f, 897, E, 1061, s, q, 4671, 8615, Z, 8367, 3205, 5607, K, L, q, Y, Y, d, 6821, 8021
Output (English): f, E, s, q, Z, K, L, q, Y, Y, d, 7211, 7579, 3, 1217, 897, 1061, 4671, 8615, 8367, 3205, 5607, 6821, 8021