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  1. #include <stdio.h>//第０講演習 02-1
  2.  
  3. int sum2(int n){
  4. 	int i,sum=0;
  5. 	for(i=1;i<=n;i++){
  6. 		sum=sum+i*i;
  7. 	}
  8. 	return sum;
  9. }
  10. int main() {
  11. 	int s,n;
  12. 	for(n=1;n<=10;n++){
  13. 		s=sum2(n);
  14. 		printf("sum2(%d)=%d\n",n,s);
  15. 	}
  16. 	return 0;
  17. }
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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sum2(1)=1
sum2(2)=5
sum2(3)=14
sum2(4)=30
sum2(5)=55
sum2(6)=91
sum2(7)=140
sum2(8)=204
sum2(9)=285
sum2(10)=385
https://ideone.com/f6eO4y
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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