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  1. #include <iostream>
  2. using namespace std;
  3. int proby;
  4. long int a,b;
  5.  
  6.  
  7. long int pot(long int a,long int b)
  8. {
  9. 	if(b==0) return 1;
  10.  
  11. 	else return a*pot(a,b-1);
  12. }
  13.  
  14.  
  15. int main()
  16. {
  17.     cin>>proby;
  18.     while (proby--)
  19.     {
  20.        cin>>a>>b;
  21.        cout<<pot(a,b)%10<<endl;
  22.  
  23.     }
  24.  
  25.  
  26.  
  27. }
Success #stdin #stdout 0s 15240KB
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https://ideone.com/0eyGsx
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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