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  1. #include <stdio.h>
  2. int fact(int n)
  3. {
  4. 	int i,fact=1;
  5. 	for(i=1;i<=n;i++)
  6. 	{
  7. 		fact=fact*i;
  8. 	}
  9. 	return fact;
  10. }
  11.  
  12. int SumOfFirstNterms(int n)
  13. {
  14. 	int sum=0,i;
  15. 	for(i=1;i<=n;i++)
  16. 	{
  17. 		sum=sum+fact(i)/i;
  18. 	}
  19. 	return sum;
  20. }
  21. int main(void) {
  22. 	int n,res;
  23. 	printf("Enter n: ");
  24. 	scanf("%d",&n);
  25. 	res = SumOfFirstNterms(n);
  26. 	printf("Sum Of First N terms is %d",res);
  27. 	return 0;
  28. }
  29.  
Success #stdin #stdout 0s 5288KB
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Enter n: Sum Of First N terms is 34
https://ideone.com/bGwZue
SumOfFirstNterms
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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