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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
no need for return and ;
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how it works ?
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what's mean , Double rotation. I can't image what n is in this test
I don't know why my test didn't past. I reade on stack that i need different tests because this check equals of objects and this objects are different.
java.lang.AssertionError: Should parse water: H2O expected: java.util.HashMap<{H=2, O=1}> but was: java.util.HashMap<{H=2, O=1}>
Expected :java.util.HashMap<{H=2, O=1}>
Actual :java.util.HashMap<{H=2, O=1}>
how you check whether n is bigger of sum