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  1. #include <stdio.h>
  2.  
  3. int div3(int x){
  4. 	if(x>5){
  5. 		int a = x>>2;
  6. 		int b = x&0x03;
  7. 		return a + div3(a+b);
  8. 	} else {
  9. 		return x>2;
  10. 	}
  11. }
  12.  
  13. int main(void) {
  14. 	for(int i=0;i<=255;i++){
  15. 		int y = div3(i);
  16. 		if(y!=i/3){
  17. 			printf("%d vs %d at %d\n", y, i/3, i);
  18. 		}
  19. 	}
  20. 	return 0;
  21. }
  22.  
Success #stdin #stdout 0s 5512KB
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https://ideone.com/qZxvBh
language:
C (gcc 8.3)
created:
3 years ago
visibility:
secret

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