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  1. #include <iostream>
  2. #include <cstdio>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int t, n, a;
  7. 	scanf("%d", &t);
  8. 	while(t--) {
  9. 		a=1;
  10. 		scanf("%d", &n);
  11. 		for(int i=1; i<=n; i++) {
  12. 			if(i%2) a<<=1;
  13. 			else a++;
  14. 		}
  15. 		printf("%d\n", a);
  16. 	}
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 3344KB
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https://ideone.com/tUGW37
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
secret

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