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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. unsigned int potega(int x, int y)
  6. {
  7.     if (y == 0) return 1;
  8.     else return x* potega(x, y - 1);
  9. }
  10.  
  11. int main()
  12. {
  13.     int ile;
  14.     cin >> ile;
  15.     for (int i = 0; i < ile; i++)
  16.         {
  17.         unsigned int x, y;
  18.         cin >> x >> y;
  19.         cout << potega(x, y)%10 << endl;
  20.         }
  21.  
  22.     return 0;
  23. }
  24.  
  25.  
Success #stdin #stdout 0.01s 5532KB
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https://ideone.com/JXWWW2
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
secret

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