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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5.  
  6. int na10(string dana) {
  7. 	int pom = 0;
  8. 	int dl = dana.length();
  9. 	for (int i = 0; i < dl; i++) {
  10. 		int x = int(dana[dl-i-1]) - 48;
  11. 		pom = pom + x * pow(2, i);
  12.  
  13. 	}
  14. 	return pom;
  15. }
  16. int main() {
  17.    cout << na10("101010") << endl;
  18.    cout << na10("110101") << endl;
  19.     return 0;
  20. }
Success #stdin #stdout 0.01s 5324KB
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https://ideone.com/AVQIZT
language:
C++ 4.3.2 (gcc-4.3.2)
created:
10 days ago
visibility:
public

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