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  1. #include <iostream>
  2. #include <math.h>
  3.  
  4. using namespace std;
  5.  
  6. int main () {
  7.     cout << "(4)  ^ (2.1)  = " << pow (4,  -2.1) << endl; // 0.0544094
  8.     cout << "(-4) ^ (-2.1) = " << pow (-4, -2.1) << endl; // -nan
  9.     cout << "(-4) ^ (2.1)  = " << pow (-4,  2.1) << endl; // -nan
  10.     return 0;
  11. }
Success #stdin #stdout 0s 3296KB
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Standard input is empty
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(4)  ^ (2.1)  = 0.0544094
(-4) ^ (-2.1) = -nan
(-4) ^ (2.1)  = -nan
https://ideone.com/4xqNU7
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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