Task: Program Execution
Input (English): 6765, 3411, 1631, z, 4555, U, 4967, L, r, 8697, 1945, 5087, 5159, s, 3203, 2381, 5563, 3647, I, 4563
Output (English): 4, 6, 8, 9, 14, 19