Among the 100 students in Grade 6, each of them likes sports, literature and science at least. There are 55 students who like sports, 56 students who like literature and art, 51 students who like science, and 15 students who love all three There are 4 in education and science, 17 in sports and literature and art. How many people only love science and art? (it's all afternoon)

Among the 100 students in Grade 6, each of them likes sports, literature and science at least. There are 55 students who like sports, 56 students who like literature and art, 51 students who like science, and 15 students who love all three There are 4 in education and science, 17 in sports and literature and art. How many people only love science and art? (it's all afternoon)

fifty

Spring games manuscript, 50-100 words
The more, the better,

To 200 meter athletes, although the 100 meter track is not long, athletes aspire to try. Every minute counts for winning the first prize. There are brave women in the experimental school, but women will never give up. In ancient times, Mulan rushed to the killing field, but now Lang Ping ran 100 meters. He is determined to create a new school record and win the first Olympic medal bravely