Task: Program Execution
Input (English): 5345, 1137, I, K, 9951, 919, 2627, 9249, s, t, 3221, o, 8745, Z, 6443, E, 9091, O, 5283, 6113, 1727, 551, c, 9525
Output (English): I, K, s, t, o, Z, E, O, c