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  1. #include <stdio.h>//第０講演習 02-2
  2.  
  3. int sum3(int n){
  4. 	int i,sum=0;
  5. 	for(i=1;i<=n;i++){
  6. 		sum=sum+i*i*i;
  7. 	}
  8. 	return sum;
  9. }
  10. int sum4(int n){
  11. 	int i,sum=0;
  12. 	for(i=1;i<=n;i++){
  13. 		sum=sum+i*i*i*i;
  14. 	}
  15. 	return sum;
  16. }
  17. int main() {
  18. 	int s,n;
  19. 	for(n=1;n<=10;n++){
  20. 		s=sum4(n);
  21. 		printf("sum4(%d)=%d\n",n,s);
  22. 	}
  23. 	return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5288KB
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stdin
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Standard input is empty
stdout
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sum4(1)=1
sum4(2)=17
sum4(3)=98
sum4(4)=354
sum4(5)=979
sum4(6)=2275
sum4(7)=4676
sum4(8)=8772
sum4(9)=15333
sum4(10)=25333
https://ideone.com/MDuv1m
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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