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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// your code goes here
  5. 	int n;
  6. 	float sum = 0,d,fact =1,j,i;
  7. 	printf("Enter the number:");
  8. 	scanf("%d",&n);
  9. 	for(i=1;i<=n;i++){
  10. 		fact = 1;
  11. 		for (j = 1; j <= i; j++){
  12.     		fact = fact * j;
  13. 		}
  14.  
  15. 		d =  (float) i / (float) fact ;
  16.  
  17. 		sum = sum  + d;
  18.  
  19. 	}
  20.  
  21.   printf("sum = %f", sum);
  22. 	return 0;
  23. }
Success #stdin #stdout 0s 2164KB
comments (?)
stdin 
5
stdout 
Enter the number:sum = 2.708333
https://ideone.com/JVXQVX
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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