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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,sum=0;
  12. 	for(i=1;i<=n;i++){
  13. 		sum=sum+i*i;
  14. 	}
  15. 	return sum;
  16. }
  17. int sum3(int n){
  18. 	int i,sum=0;
  19. 	for(i=1;i<=n;i++){
  20. 		sum=sum+i*i*i;
  21. 	}
  22. 	return sum;
  23. }
  24.  
  25. int sum4(int n){
  26. 	int i,sum=0;
  27. 	for(i=1;i<=n;i++){
  28. 		sum=sum+i*i*i*i;
  29. 	}
  30. 	return sum;
  31. }
  32.  
  33.  
  34.  
  35. int func0(int n){
  36. 	int sum=0;
  37. 	sum=2*sum4(n)+3*sum3(n)+4*sum2(n)+5*sum1(n);
  38. 	return sum;
  39. }
  40. int main(void) {
  41. 	int a;
  42. 	for(a=1;a<=10;a++){
  43. 		printf("func0(%d)=%d\n",a,func0(a));
  44. 	}
  45. 	return 0;
  46. }
  47.  
Success #stdin #stdout 0.01s 5304KB
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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/ybRUqQ
2Q-1 02-3
language:
C99 (gcc 8.3)
created:
1 day ago
visibility:
public

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