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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int n;
  5. 	double i,s=0;
  6. 	scanf("%d",&n);
  7. 	for(i=1;i<=n;i++){
  8. 		s=s+1/i;
  9. 	}
  10. 	printf("%f",s);
  11. 	return 0;
  12. }
  13.  
Success #stdin #stdout 0.38s 5324KB
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language:

						
C99 (gcc 8.3)

					

					

						
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12 hours ago

					

					

						
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