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  1. #include <stdio.h>
  2.  
  3. int sum2(int n){
  4. 	int i, x, sum=0;
  5. 	for(i=1; i<=n; i++){
  6. 		x=i*i;
  7. 		sum=sum+x;
  8. 	}
  9. 	return sum;
  10. }
  11. int main(void) {
  12. 	int n;
  13. 	for(n=1; n<=10; n++){
  14. 		sum2(n);
  15. 		printf("sum2(%d)=%d\n", n, sum2(n));
  16. 	}
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5328KB
comments (?)
stdin 
Standard input is empty
stdout 
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/8wSHB6
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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