Task: Program Execution
Input (English): 4969, 2921, F, 9125, 7721, 1213, 1271, 6045, 5527, 2121, 9787, D, A, 3809, 4013, 4259, o, E, z, 5881, D, C, l
Output (English): 4969, 2921, 6, 9125, 7721, 1213, 1271, 6045, 5527, 2121, 9787, 4, 1, 3809, 4013, 4259, 15, 5, 26, 5881, 4, 3, 12