Task: Program Execution
Input (English): 893, 1241, 2967, L, J, Y, 5191, O, u, 1509, 2087, 3381, 1433, 2523, Q, 1999, v
Output (English): 893, 1241, 2967, 5191, 1509, 2087, 3381, 1433, 2523, 1999