Task: Program Execution
Input (English): h, 8761, 9879, 9633, E, z, p, 8713, W, 6649, 2055, W, 2231, 1143, J, u, 9231, 8023, v, s, 7607, 1043, L, U
Output (English): 1, 5, 6, 7, 9, 12, 15, 16, 19, 20, 23, 24