text: //
  // Created by 11206 on 2017/7/8.
  //
  
  #include "_1033_alternating_sums.h"
  #include <iostream>
  
  int _1033_alternating_sums::run() {
      long long int l, r;
      int k;
      std::cin >> l >> r >> k;
  
  
      return 1;
  }