lots of exercises in java... from https://github.com/exercism/java
FridaTveit 077f563cc5 Clock: add to track (#260) 9 lat temu
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example/java Clock: add to track (#260) 9 lat temu
main/java Clock: add to track (#260) 9 lat temu
test/java Clock: add to track (#260) 9 lat temu