lots of exercises in java... from https://github.com/exercism/java
Stuart Kent c0a0708c3e perfect-numbers: update to canonical tests v1.0.0 (#336) 9 jaren geleden
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example/java perfect-numbers: update to canonical tests v1.0.0 (#336) 9 jaren geleden
main/java perfect-numbers: add to track 9 jaren geleden
test/java perfect-numbers: update to canonical tests v1.0.0 (#336) 9 jaren geleden