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  1. #include <stdio.h>
  2.  
  3. int fibo(int n){
  4. 	int a2=2,a1=1,a0=1,i;
  5. 	if(n==0 || n==1){
  6. 		return 1;
  7. 	}
  8. 	else{
  9. 		for(i=2;i<=n;i++){
  10. 			a2 = a1 + a0;
  11. 			a0 = a1;
  12. 			a1 = a2;
  13. 		}
  14. 	}
  15. 	return a1;
  16. }
  17.  
  18. int main(void) {
  19. 	int i=0;
  20. 	for(i;i<=9;i++){
  21. 		printf("引数%d戻り値%d\n",i,fibo(i));
  22. 	}
  23. 	return 0;
  24. }
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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引数0戻り値1
引数1戻り値1
引数2戻り値2
引数3戻り値3
引数4戻り値5
引数5戻り値8
引数6戻り値13
引数7戻り値21
引数8戻り値34
引数9戻り値55
https://ideone.com/FEI9TU
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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