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Make sure not to make the Checker class public.
class Checker implements Comparator<Player> { @Override public int compare(Player p1, Player p2) { if (p1.score == p2.score) { return p1.name.compareTo(p2.name); } else { return p2.score - p1.score; } } }
From my HackerRank Java solutions.
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Java Comparator
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Java solution - passes 100% of test cases
Make sure not to make the Checker class public.
From my HackerRank Java solutions.