package Exam_Preparation_2;
import java.io.BufferedReader;
import java.io.IOException;

import java.io.InputStreamReader;
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import java.util.*;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.stream.Collectors;
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/**
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 * Created by teodor donchev on 10/19/2017.
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 */
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public class p01_HandScore {
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    public static void main(String[] args) throws IOException {
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        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
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        String[] input = reader.readLine().split(" ");
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        int result = 0;
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        int counter = 1;
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        int out = 0;
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        int nextNums = 0;
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        Deque<Integer> sequence = new ArrayDeque<>();
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        for (int i = 0; i < input.length; i++) {
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            String currentCard = input[i];
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            int currentNumber = getNumberValue(currentCard.substring(0, currentCard.length() - 1));
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            String currentSuit = currentCard.charAt(currentCard.length() - 1) + "";
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            for (int j = i + 1; j < input.length ; j++) {
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                int nextNumber = getNumberValue(input[j].substring(0, input[j].length() - 1));
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                String nextSuit = input[j].charAt(input[j].length() - 1) + "";
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                if(j == input.length - 1){
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                    i = j;
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                }
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                if (currentSuit.equals(nextSuit)) {
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                    if(counter == 1) {
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                        sequence.offer(currentNumber);
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                    }
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                    counter++;
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                    sequence.offer(nextNumber);
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                }
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                else { counter = 1; i = j - 1;break;}
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            }
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            if (sequence.size() != 0) {
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                int size = 0;
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                int toAdd = 0;
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                while (!sequence.isEmpty()) {
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                    size++;
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                    toAdd += sequence.poll();
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                }
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                toAdd *= size;
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                result += toAdd;
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            }
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            else{
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                result += currentNumber;
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            }
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        }
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        System.out.println(result);
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    }
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    private static int getNumberValue(String current) {
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        Pattern pattern = Pattern.compile("[0-9]+");
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        Matcher matcher = pattern.matcher(current);
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        int number = 0;
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        if (matcher.find()) {
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            number = Integer.parseInt(matcher.group());
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        } else {
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            switch (current.charAt(0)) {
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                case 'J':
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                    return 12;
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                case 'Q':
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                    return 13;
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                case 'K':
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                    return 14;
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                case 'A':
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                    return 15;
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            }
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        }
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        return number;
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    }
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}
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