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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int sum=0;
  7. 	for(int i=0;i<19;i++){
  8. 		sum+=pow(2,i);
  9. 	}
  10. 	cout<<sum;
  11. 	return 0;
  12. }
Success #stdin #stdout 0s 15240KB
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Standard input is empty
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524287
https://ideone.com/IsG8lO
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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