Task: Program Execution
Input (English): 4367, 3239, X, 3121, F, 1875, 9555, o, 519, 3941, e, x, a, 9099, 1127, 2809, c, 4999, 9401, v, h, 7921, i, 8051
Output (English): 4367, 3239, 3121, 1875, 9555, 519, 3941, 9099, 1127, 2809, 4999, 9401, 7921, 8051