// Comparing value at same index between List "a" and List "b"

CompareTriplets.java

import java.util.Arrays;
import java.util.List;

public class Solution {
    
    // Comparing value at same index between List "a" and List "b"
    static List<Integer> compareTriplets(List<Integer> a, List<Integer> b) {
        //First. Using if condition
        //if List "a"' value is bigger than List "b"
        //, adding 1 point at List "resultList" 's index 0 value.
        //else  adding 1 point at List "resultList" 's index 1 value.
        /*
        List<Integer> resultList = new ArrayList<Integer>(){{add(0);add(0);}};
        for(int i=0; i<a.size(); i++){
            if(a.get(i)>b.get(i)) resultList.set(0,resultList.get(0)+1);
            else if(a.get(i)<b.get(i)) resultList.set(1,resultList.get(1)+1);
        }
        return resultList;
        */

        //Second, Using quotient and remainder
        //if a's is bigger, adding size()+1. 
        //if b's is bigger, adding 1.
        //when return it, a's score is quotient. b's score is remainder
        //ex) a score 2, b score 3 --> 6+6+1+1+1 --> quotient=2, remainder=3
        int result = 0;
        for(int i=0; i<a.size(); i++){
            result += (a.get(i)>=b.get(i))?((a.get(i)-b.get(i)>0)?(a.size()+1):0):1;
        }
        return Arrays.asList(result/(a.size()+1), result%(a.size()+1));
    }
}