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  1. #include <stdio.h>
  2. void hoge(int n){
  3. 	if(n<=0){
  4. 		printf("0");
  5. 	}
  6. 	else{
  7. 		printf("%d",n);
  8. 		hoge(n-1);
  9. 		printf("%d",n);
  10. 	}
  11. }
  12.  
  13.  
  14.  
  15. int main(void) {
  16. 	hoge(3);
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5280KB
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Standard input is empty
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3210123
https://ideone.com/cNHTDy
language:
C (gcc 8.3)
created:
3 hours ago
visibility:
public

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