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Задача 1

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Oct 22nd, 2018
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C++ 0.20 KB | None | 0 0
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main(){
  5.     int a, b;
  6.     cin >> a >> b;
  7.     if (a % 2 == 0)
  8.         cout << (b - a + 1) / 2;
  9.  
  10.     else
  11.         cout << (b - a) / 2;
  12.     return 0;
  13. }
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