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  1. #include <stdio.h>
  2. int sumodd(int n){
  3. 	if(n==1) return 1;
  4. 	else return n+sumodd(n-2);
  5. }
  6. int main(void) {
  7. 	int n;
  8. 	scanf("%d",&n);
  9. 	printf("%d\n",sumodd(n));
  10. 	return 0;
  11. }
  12.  
Success #stdin #stdout 0s 5272KB
comments (?)
stdin 
9
stdout 
25
https://ideone.com/oTi3VM
language:
C (gcc 8.3)
created:
111 days ago
visibility:
public

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