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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. 	// your code goes here
  5. 	int n, i, sum=0;
  6. 	printf("Enter value of n:");
  7.  
  8. 	scanf("%d", &n);
  9. 	for(i=1;i<n;i++)
  10. 	{
  11. 		if(n%i==0)
  12. 		{
  13. 			sum=sum+i;
  14. 		}
  15. 	}
  16. 	if(n==sum)
  17. 	{
  18. 		printf("perfect no.");
  19. 	}
  20. 	else
  21. 	{
  22. 		printf("not");
  23. 	}
  24. 	return 0;
  25. }
  26.  
Success #stdin #stdout 0s 9424KB
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stdin
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Standard input is empty
stdout
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Enter value of n:perfect no.
https://ideone.com/rvxbMN
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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