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  1. #include <stdio.h>
  2. int hoge(int n){ if(n == 0) return 0;
  3.     if(n == 1) return 1;
  4.  
  5.     return 4 * hoge(n - 1) + 3 * hoge(n - 2);
  6.  
  7. }
  8. int main(){
  9. printf("%d",hoge(3));
  10. return 0;
  11. }
Success #stdin #stdout 0s 5316KB
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19
https://ideone.com/ttyGiB
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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