Task: Program Execution
Input (English): 5679, x, f, 3895, 1665, c, K, X, 4239, 9547, b, J, 2015, y, 6561, 4053, 303, 3307, y, 5343, 3819
Output (English): 2, 3, 6, 7, 8, 11, 12, 14, 19