Bittijono

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//package datatahti2;
 
import java.util.*;
import javax.swing.JOptionPane;
 
/**
 *
 * @author ACER
 */
public class Datatahti2 {
 
    static Long[] anArray;
    static Long st;
    static String biS;
    static StringBuilder v = new StringBuilder();
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        int tn = 0;
        String arrayS;
        int im = 0;
 
        String imt = s.nextLine();
        try {
 
            im = Integer.parseInt(imt);
            anArray = new Long[im];
 
        } catch (NumberFormatException ex) {
            System.out.println("That was not a number");
            System.exit(1);
        }
        while (tn < im) {
 
            arrayS = s.nextLine();
            anArray[tn] = Long.parseLong(arrayS);
            tn++;
 
        }
        tn = 0;
        while (tn < im) {
 
            binaari(anArray[tn]);
            tn++;
 
        }
    }
 
    private static void binaari(Long i2) {
        Long biL = 0L;
        try {
 
            biL = i2 - 1L;
 
        } catch (NumberFormatException ex) {
 
            JOptionPane.showMessageDialog(null, "That was not a number \n" + "Error: " + ex);
 
        }
        biS = Long.toBinaryString(biL);
        if (muunnos() < 0) {
 
            System.out.println("1");
 
        } else {
 
            System.out.println("0");
 
        }
 
    }
 
    private static int muunnos() {
        int tbi = 1;
        for (char luku : biS.toCharArray()) {
 
            if (luku == '1') {
                tbi = tbi * (-1);
            }
 
        }
 
        return tbi;
 
    }
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: ACCEPTED