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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int liczbaJednosci(int, int);
  6. int nLiczba2;
  7.  
  8. int main()
  9. {
  10.     int nTestow, nLiczba1, nModulo2;
  11.  
  12.     cin >> nTestow;
  13.     if(nTestow<0 || nTestow>10)
  14.         return 0;
  15.     for (int i=0; i<nTestow; i++)
  16.     {
  17.         cin >> nLiczba1 >> nLiczba2;
  18.         nModulo2 = nLiczba2%4;
  19.         if(((nLiczba1 || nLiczba2)<0) || ((nLiczba1 || nLiczba2)>1000000000))
  20.             return 0;
  21.  
  22.         cout << liczbaJednosci(nLiczba1%10, nModulo2) << endl;
  23.  
  24.     }
  25.     return 0;
  26. }
  27.  
  28. int liczbaJednosci(int a, int b)
  29. {
  30.     if(a==0 && nLiczba2!=0)
  31.         return 0;
  32.     else if(a==1 || nLiczba2==0)
  33.         return 1;
  34.     else if((a==2 && b==1) || (a==8 && b==3))
  35.         return 2;
  36.     else if((a==3 && b==1) || (a==7 && b==3))
  37.         return 3;
  38.     else if((a==2 && b==2) || (a==4 && (b==1 || b==3)) || (a==8 && b==2))
  39.         return 4;
  40.     else if(a==5)
  41.         return 5;
  42.     else if((a==2 && b==0) || (a==4 && (b==2 || b==0)) || a==6 || (a==8 && b==0))
  43.         return 6;
  44.     else if((a==3 && b==3) || (a==7 && b==1))
  45.         return 7;
  46.     else if((a==2 && b==3) || (a==8 && b==1))
  47.         return 8;
  48.     else if((a==3 && b==2) || (a==7 && b==2) || (a==9 && (b==1 || b==3)))
  49.         return 9;
  50. }
  51.  
Success #stdin #stdout 0s 4316KB
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https://ideone.com/yvtM4B
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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