Task: Program Execution
Input (English): 1277, 839, D, 8165, i, j, K, 153, 8615, u, 9501, C, 6313, 9737, l, 863, b, N, Y, 4283, 4233, 6081, K
Output (English): D, i, j, K, u, C, l, b, N, Y, K