Push-ups, according to the maximum number of times you can do a group of -5, and rest within one minute after finishing a group. . . -Five, do it again. . . About eight groups. . . Tired is ok. . . . Sit-ups, 50 groups, so that the last one can keep the middle action 10 second shape, about 5 groups. . . . . . Squat down, each group is exhausted, each group is about 60, don't do too much, the prison seems to have morning exercises every day. . . Pull-ups, hands are 20cm wider than shoulders, and about 6 groups in each group are exhausted. . . If you want to gain muscle after training, you should add more protein. You'd better not get sick when you get out of prison. You'd better get more sunshine and run more. . . Hope to adopt