kristofer/JavaExercism: lots of exercises in java... from https://github.com/exercism/java

lots of exercises in java... from https://github.com/exercism/java

Christian Wilkie 567d70408d Fix hamming test for different strand lengths Now throws an IllegalArgumentException if the strands are different lengths.		11 lat temu
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src	Fix hamming test for different strand lengths	11 lat temu
build.gradle	Move exercises out of subdirectory	12 lat temu
example.java	Move exercises out of subdirectory	12 lat temu