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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int test;
  6.  
  7. int main()
  8. {
  9.     cin>>test;
  10.     for (int i=0; i<test; i++)
  11.     {
  12.         int n,k;
  13.         int wynik = 1;
  14.         cin>>n>>k;
  15.  
  16.         for (int j=1; j<=k; j++)
  17.         {
  18.             wynik=(wynik*(n-j+1))/j;
  19.         }
  20.  
  21.         cout<<wynik<<endl;
  22.     }
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0s 15232KB
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https://ideone.com/ld0Cwn
language:
C++ 4.3.2 (gcc-4.3.2)
created:
7 years ago
visibility:
secret

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