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  1. #include <stdio.h>
  2.  
  3. int fib(int n) {
  4. 	if (n == 0) {
  5. 		return 0;
  6. 	} else if(n == 1) {
  7. 		return 1;
  8. 	} else {
  9. 		return fib(n - 1) + fib(n - 2);
  10. 	}
  11. }
  12.  
  13. int main(void) {
  14. 	int n;
  15. 	scanf("%d", &n);
  16. 	printf("漸化式の第%d項は%dです\n", n, fib(n));
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0.01s 5316KB
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10
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漸化式の第10項は55です
https://ideone.com/kAnVuU
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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