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  1. #include <iostream>
  2.  
  3. int nwd(int a, int b);
  4.  
  5. int main()
  6. {
  7.     int n, a, b;
  8.     std::cin >> n;
  9.     for (int i = 0; i < n; ++i)
  10.     {
  11.         std::cin >> a >> b;
  12.         std::cout << nwd(a, b) << std::endl;
  13.     }
  14.     return 0;
  15. }
  16.  
  17. int nwd(int a, int b)
  18. {
  19.     int result = 1;
  20.     int lower = a;
  21.     if (lower > b)
  22.         lower = b;
  23.     for (int i = 1; i <= lower; ++i)
  24.         if (a % i == 0 && b % i == 0)
  25.             result = i;
  26.     return result;
  27. }
  28.  
Success #stdin #stdout 1.24s 4312KB
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https://ideone.com/xc3ekX
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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