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import java.util.HashMap;

import java.util.Map;

/**

* Created by LX on 3/6/15.

*/

public class MajorityElem {

public int isValid(int[] num) {

if(num.length == 1) return num[0];

HashMap<Integer,Integer> maps = new HashMap<Integer, Integer>() ;

for(int i=0;i<num.length;i++){

Integer n = maps.get(num[i]);

if(n == null){

System.out.println("here");

maps.put(num[i],1);

} else {

System.out.println("x");

maps.put(num[i],n+1);

if(n+1 >= num.length/2) return num[i];

};

}

return 0;

}

public static void main(String args[]){

MajorityElem me = new MajorityElem();

int[] n = {2,2};

me.isValid(n);

}

}