fork(2) download
copy 
  1. #include <iostream>
  2.  
  3. using namespace std;
  4. long int a,b;
  5. int c,ile;
  6. int main()
  7. {
  8.     cin>>ile;
  9.     for(int i=1;i<=ile;i++)
  10.     {
  11.     cin>>a>>b;
  12.     while(c!=2 && c!=3 && c!=7 && c!=8)
  13.     {
  14.     c=a%10;
  15.     if(c==1)
  16.         cout<<1<<endl;
  17.     if (c==4)
  18.     {
  19.         if(b%2==0)
  20.             cout<<"6"<<endl;
  21.         else
  22.             cout<<"4"<<endl;
  23.     }
  24.     if(c==5)
  25.         cout<<"5"<<endl;
  26.     if (c==6)
  27.         cout<<"6"<<endl;
  28.     if(c==9)
  29.     {
  30.         if(b%2==0)
  31.             cout<<"1"<<endl;
  32.         else
  33.             cout<<"9"<<endl;
  34.     }
  35.     if(c==0)
  36.         cout<<0<<endl;
  37.     }
  38.  
  39.                 while (b%4==0)
  40.     {
  41.         switch (c)
  42.     {
  43.         case 2:
  44.         case 8:
  45.             cout<<"6"<<endl;break;
  46.         case 3:
  47.         case 7:cout<<"1"<<endl;break;
  48.     }
  49.     }
  50.          while (b%4==1)
  51.     {
  52.         switch (c)
  53.     {
  54.         case 2:cout<<"8"<<endl;break;
  55.         case 8: cout<<"2"<<endl;break;
  56.         case 3:cout<<"7"<<endl;break;
  57.         case 7:cout<<"3"<<endl;break;
  58.     }
  59.     }
  60.      while (b%4==2)
  61.     {
  62.         switch (c)
  63.     {
  64.         case 2:
  65.         case 8: cout<<"4"<<endl;break;
  66.         case 3:
  67.         case 7:cout<<"9"<<endl;break;
  68.     }
  69.  
  70.       }
  71.        while (b%4==3)
  72.     {
  73.         switch (c)
  74.     {
  75.         case 2:cout<<"2"<<endl;break;
  76.         case 8: cout<<"8"<<endl;break;
  77.         case 3:cout<<"3"<<endl;break;
  78.         case 7:cout<<"7"<<endl;break;
  79.     }
  80.  
  81.  
  82.     }
  83.     }
  84.     return 0;
  85.     }
  86.  
Success #stdin #stdout 0s 4304KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/9NW7bv
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!