20 min AMRAP: Walking Lunge / Sit-up / SDHP / C2B Workout

20 min AMRAP:
• 40 Barbell Walking Lunges 75/55#
• 30 AbMat Sit-ups
• 20 Sumo Deadlift High Pulls 75/55#
• 10 Chest-to-bar Pull-ups
Goal: 4 rounds.