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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	double a;
  6. 	int n;
  7.  
  8. 	cout << "enter a real number a: ";
  9. 	cin >> a;
  10.  
  11. 	cout << "enter an integer n: ";
  12. 	cin >> n;
  13.  
  14. 	double result = 1;
  15.  
  16. 	if (n >= 0) {
  17. 		for (int i = 0; i < n; i++) {
  18. 			result *= a;
  19. 		}
  20. 	} else {
  21. 		for (int i = 0; i < -n; i++) {
  22. 			result *= a;
  23. 		}
  24. 		result + 1 / result;
  25. 	}
  26.  
  27. 	cout << "a^n = " << result << endl;
  28.  
  29. 	return 0;
  30. }
Success #stdin #stdout 0.01s 5320KB
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stdin
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Standard input is empty
stdout
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enter a real number a: enter an integer n: a^n = 0
https://ideone.com/8h4awg
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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