Warm up;
10 sets of 10 California jumping jacks
Dynamics or Light stretching if there's no room for dynamics
Workout;
4 sets of 1 min high knees, 1 min squats, 1 min pushups, 1 min lunges (each leg for one minute), 1 min rest.
25 bicycle crunches, 20 reverse crunches, 1 minute plank (30 sec elbows/30 sec hands), 50 jumping jacks. Rest and repeat 4 times.