fork download 
  1. #include<stdio.h>
  2. #include<stdlib.h>
  3. int main()
  4. {
  5. 	/* code */
  6. 	int t;
  7. 	scanf("%d",&t);
  8. 		while(t--){
  9. 		int n,ans,i;
  10. 		long long int b;
  11. 		scanf("%d%lld",&n,&b);
  12. 		if(b==1){
  13. 			 ans=n%2;
  14. 		}
  15. 		else
  16. 		{	
  17. 			int r=1;
  18. 			ans = 0;
  19. 			for(i=2;i<=n;i++){
  20. 				ans=(ans%2+i%2)%2;
  21. 				r=r*i;
  22. 				ans=ans+(r/b)%2;
  23. 				printf("before modulo r= %d ,ans =%d\n",r/b,ans );
  24. 				ans=(ans)%2;
  25. 				printf("after modulo r = %d ,ans =%d\n",r,ans);
  26. 				r=r%b;
  27.  
  28. 			}
  29. 		}
  30. 		printf("%d\n",ans );
  31. 		if(ans)
  32. 			printf("Odd\n");
  33. 		else 
  34. 			printf("Even\n");
  35. 	}
  36. 	return 0;
  37. }
Success #stdin #stdout 0s 2252KB
comments (?)
stdin 
1 3 9
stdout 
before modulo r= 0 ,ans =0
after modulo r = 2 ,ans =0
before modulo r= 0 ,ans =0
after modulo r = 6 ,ans =1
1
Odd
https://ideone.com/E3mEuE
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!