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  1. #include <iostream>
  2.  
  3. using namespace std;
  4. unsigned long long  ile , a, b, c=1;
  5. int main()
  6. {
  7.     cin>>ile;
  8.  
  9.     for(int i=0; i<ile; i++)
  10.     {
  11.         cin>>a>>b;
  12.  
  13.  
  14.         if(b==0) c=1;
  15.         if((a%10)==2 || (a%10)==3 ||  (a%10)==4 || (a%10)==7 || (a%10)==8) b=((b%4)+4)%10;
  16.         else if((a%10)==1 || (a%10)==5 || (a%10)==6) (a%10);
  17.         else if((a%10)==9) b=((b%2)+2)%10;
  18.         else if((a%10)==0) (a%10);
  19.  
  20.         a=a%10;
  21.  
  22.         for(int j=1; j<=b; j++)
  23.         {
  24.             c*=a;
  25.  
  26.         }
  27.         c=c%10;
  28.         cout<<c;
  29.         c=1;
  30.         cout<<endl;
  31.     }
  32.  
  33.  
  34.  
  35.  
  36.     return 0;
  37. }
  38.  
Success #stdin #stdout 0s 3472KB
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stdin
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2
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stdout
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8
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https://ideone.com/MYvPr8
problem PA05_POT, based on SPOJ submission 17700139 (C++ 5), 2016-09-12 18:44:07
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
secret

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