Task: Program Execution
Input (English): D, 7443, Y, 1545, p, i, 3919, P, M, 8523, 561, 2573, 1921, 175, e, j, 1611, c, 9305, r
Output (English): 2, 4, 7, 10, 11, 12, 13, 14, 17, 19