Task: Program Execution
Input (English): 3691, g, i, J, 4023, B, J, 3677, 169, 779, 4465, 4979, 9893, 9701, R, 5549, b, 3897, 9873, c, 5627, 6425, t
Output (English): g, i, J, B, J, R, b, c, t