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  1. #include <stdio.h>
  2.  
  3. int sum1(int n){
  4. 	int i, sum=0;
  5. 	for(i=1; i<=n; i++){
  6. 		sum=sum+i;
  7. 	}
  8. 	return sum;
  9. }
  10. int sum2(int n){
  11. 	int i, x, sum=0;
  12. 	for(i=1; i<=n; i++){
  13. 		x=i*i;
  14. 		sum=sum+x;
  15. 	}
  16. 	return sum;
  17. }
  18. int sum3(int n){
  19. 	int i, x, sum=0;
  20. 	for(i=1; i<=n; i++){
  21. 		x=i*i*i;
  22. 		sum=sum+x;
  23. 	}
  24. 	return sum;
  25. }
  26. int sum4(int n){
  27. 	int i, x, sum=0;
  28. 	for(i=1; i<=n; i++){
  29. 		x=i*i*i*i;
  30. 		sum=sum+x;
  31. 	}
  32. 	return sum;
  33. }
  34. int func0(int n){
  35. 	int sum=0;
  36. 	sum=2*sum4(n)+3*sum3(n)+4*sum2(n)+5*sum1(n);
  37. 	return sum;
  38. }
  39. int main(void) {
  40. 	int n;
  41. 	for(n=1; n<=10; n++){
  42. 		func0(n);
  43. 		printf("func0(%d)=%d\n", n, func0(n));
  44. 	}
  45. 	return 0;
  46. }
  47.  
Success #stdin #stdout 0.01s 5284KB
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stdin
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stdout
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func0(1)=14
func0(2)=96
func0(3)=390
func0(4)=1178
func0(5)=2928
func0(6)=6342
func0(7)=12404
func0(8)=22428
func0(9)=38106
func0(10)=61556
https://ideone.com/MwB0gD
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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