... noted the most difficult individual PT sections in all three pre ... S2, 14-S4, 18-S2, 21-S3, F97-S3, 22-S4 ... />
4-star: 2, 3, 4, 5, 6, 9, 13, 15, 18, 19, 21 ... to challenge myself with older 4- or 5-star difficulty ... challenging myself with doing the PT A, B, and C ...