Task: Program Execution
Input (English): 4945, 2563, B, v, 5843, P, 2657, d, 5291, E, 9795, 3187, 4221, 7267, a, 4375, 5763, 647, O, B, g, 1333, 4181
Output (English): 4945, 2563, 5843, 2657, 5291, 9795, 3187, 4221, 7267, 4375, 5763, 647, 1333, 4181