import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.math.BigDecimal;
import java.math.RoundingMode;

public class Numbers {

    private static final BigDecimal TWO = new BigDecimal(2);

    private static final boolean isOdd(BigDecimal what) {
        return what.remainder(TWO).compareTo(BigDecimal.ZERO) != 0;
    }
    
    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        BigDecimal oddSum = new BigDecimal(0);
        BigDecimal evenSum = new BigDecimal(0);

        BigDecimal oddCount = new BigDecimal(0);
        BigDecimal evenCount = new BigDecimal(0);

        BigDecimal totalSum = new BigDecimal(0);
        BigDecimal totalCount = new BigDecimal(0);

        String line;
        while ((line = br.readLine()) != null) {
            BigDecimal bd;

            try {
                bd = new BigDecimal(line);
            } catch (NumberFormatException ex) {
                System.err.println("Invalid input number: '" + line + "'");
                
                throw ex;
            }

            if (isOdd(bd)) {
                oddSum = oddSum.add(bd);
                oddCount = oddCount.add(BigDecimal.ONE);
            } else {
                evenSum = evenSum.add(bd);
                evenCount = evenCount.add(BigDecimal.ONE);
            }

            totalSum = totalSum.add(bd);
            totalCount = totalCount.add(BigDecimal.ONE);
        }

        System.out.println("oddSum     : " + oddSum.toString());
        System.out.println("oddCount   : " + oddCount.toString());
        System.out.println("evenSum    : " + evenSum.toString());
        System.out.println("evenCount  : " + evenCount.toString());
        System.out.println("totalSum   : " + totalSum.toString());
        System.out.println("totalCount : " + totalCount.toString());

        String oddAvg = oddCount.compareTo(BigDecimal.ZERO) == 0 ? "N/A" : oddSum.divide(oddCount, 2, RoundingMode.HALF_DOWN).toString();
        String evenAvg = evenCount.compareTo(BigDecimal.ZERO) == 0 ? "N/A" : evenSum.divide(evenCount, 2, RoundingMode.HALF_DOWN).toString();
        String totalAvg = totalCount.compareTo(BigDecimal.ZERO) == 0 ? "N/A" : totalSum.divide(totalCount, 2, RoundingMode.HALF_DOWN).toString();

        System.out.println("oddAvg     : " + oddAvg);
        System.out.println("evenAvg    : " + evenAvg);
        System.out.println("totalAvg   : " + totalAvg);
        
        System.exit(0);
    }

}