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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. 			Scanner sc = new Scanner(System.in);
  13. 	int n =  sc.nextInt();
  14. 	int m = sc.nextInt();
  15. 	int sum1=0 , sum2 =0;
  16. 	int res = 0;
  17.  
  18. 	for(int i=0;i<=m ;i++){
  19. 		if(i%n ==0){
  20. 			sum1 = sum1 +i;
  21. 		}
  22. 		else{
  23. 			sum2 = sum2 + i;
  24. 		}
  25. 	}
  26.  
  27. 	res = sum2 - sum1;
  28. 	System.out.print(res);
  29. }
  30. }
  31.  
Success #stdin #stdout 0.12s 35512KB
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stdin
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3
10
stdout
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19
https://ideone.com/H1S2ms
language:
Java (HotSpot 12)
created:
3 years ago
visibility:
public

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