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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		String zahlen = "123456789";
  13. 		int zahl1 = Integer.parseInt(zahlen), zahl2, zahl3;
  14. 		int quersumme1 = 0, quersumme2 = 0, quersumme3 = 0;
  15. 		int altquersumme1 = 0, altquersumme2 = 0, altquersumme3 = 0;
  16. 		int i = 0;
  17.  
  18. 		zahl2 = zahl1;
  19. 		zahl3 = zahl1;
  20.  
  21. 		while (zahl1 > 0) {
  22. 		    if (i % 2 == 0) {
  23. 		        altquersumme1 += zahl1 % 10;
  24. 		        altquersumme2 += zahl2 % 100;
  25. 		        altquersumme3 += zahl3 % 1000;
  26. 		        i++;
  27. 		    } else {
  28. 		        altquersumme1 -= zahl1 % 10;
  29. 		        altquersumme2 -= zahl2 % 100;
  30. 		        altquersumme3 -= zahl3 % 1000;
  31. 		        i++;
  32. 		    }
  33. 		    quersumme1 += zahl1 % 10;
  34. 		    quersumme2 += zahl2 % 100;
  35. 		    quersumme3 += zahl3 % 1000;
  36. 		    zahl1 = zahl1 / 10;
  37. 		    zahl2 = zahl2 / 100;
  38. 		    zahl3 = zahl3 / 1000;
  39. 		}
  40.  
  41. 		System.out.println("Q1: \t" + quersumme1);
  42. 		System.out.println("AQ2: \t" + altquersumme1);
  43. 		System.out.println("Q2: \t" + quersumme2);
  44. 		System.out.println("AQ2:\t" + altquersumme2);
  45. 		System.out.println("Q3:\t\t" + quersumme3);
  46. 		System.out.println("AQ3:\t" + altquersumme3);
  47. 	}
  48. }
Success #stdin #stdout 0.06s 380224KB
comments ()
stdin 
123456789
stdout 
Q1: 	45
AQ2: 	5
Q2: 	225
AQ2:	45
Q3:		1368
AQ3:	456
https://ideone.com/vbyYzQ
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
secret

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