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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int a=2,n,m=1,q=0,r,w;
  5. 	scanf("%d",&n);
  6. 	while(q!=n-1){
  7. 		m=m*3;
  8. 		q=q+1;
  9. 	}
  10. 	w=2*m;
  11. 	printf("%d",w);
  12. 	return 0;
  13. }
  14.  
Success #stdin #stdout 0.01s 5320KB
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https://ideone.com/Ypf015
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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