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import java.io.BufferedReader;
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import java.io.ByteArrayInputStream;
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import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import net.sourceforge.pinyin4j.PinyinHelper;
public class PinyinComparator implements Comparator<Object> {
private String concatPinyinStringArray(String[] pinyinArray) {
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