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  1. #include <stdio.h>
  2. int prime_factor(int n, int i){
  3.  
  4. 	if(n%i==0){
  5. 		printf("%3d", i);
  6. 		n=n/i;
  7. 	prime_factor(n, i);
  8. 	}
  9.  
  10. 	else if(n%i!=0 && n!=1){
  11. 		prime_factor(n, i+1);
  12. 	}
  13. 	else if(n==1)
  14. 	return ;
  15. }
  16.  
  17.  
  18. int main(void) {
  19. 	int n;
  20. 	int q=2;
  21. 	scanf("%d", &n);
  22. 	prime_factor(n, q);
  23. 	return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/PB0E0o
language:
C (gcc 8.3)
created:
17 hours ago
visibility:
public

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