Task: Program Execution
Input (English): Z, 5179, I, 5769, 1587, R, 8343, C, 7519, 4811, 8743, 3743, C, 4303, 7619, 7249, n, 7155, 2841
Output (English): 2, 4, 5, 7, 9, 10, 11, 12, 14, 15, 16, 18, 19