How does swimming affect gymnastics?

it works both ways gymnastics help swimming and swimming help gymnastics

Gymnastics help to swim through the water more easily especialy on butterfly helps to get hands out of the water with gymanstic stretcheches gives you more movemnt also gymnasts have strong backs which helps alot in swimmin especialy in quatation kick

And swimming is a reallly good sport because it strenghthens all muscles in the body which helps in life and good for gymnastics