Task: Program Execution
Input (English): f, v, 4479, 9199, v, 1833, w, c, 653, 1169, D, X, 7845, 5891, 1041, 5807, 7815, 2779, R, 6007, j, I
Output (English): 1, 2, 5, 7, 8, 11, 12, 19, 21, 22