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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. int main()
  5. {
  6.     std::vector<int> numbers;
  7.     numbers.push_back(5);
  8.     numbers.push_back(1);
  9.     numbers.push_back(6);
  10.     numbers.push_back(7);
  11.     numbers.push_back(1);
  12.     numbers.push_back(2);
  13.  
  14.     int sum = 0, value;
  15.     for (int i = 0; i < numbers.size(); ++i) {
  16.         sum += numbers[i];
  17.     }
  18.     value = sum / 2;
  19.  
  20.     for (int i = 0; i < numbers.size(); ++i) {
  21.         int a = numbers[i];
  22.         for (int j = i + 1; j < numbers.size(); ++j) {
  23.             if (a + numbers[j] == value)
  24.                 std::cout << "true" << std::endl;
  25.         }
  26.     }
  27.  
  28.     return 0;
  29. }
  30.  
Success #stdin #stdout 0s 3016KB
comments (?)
stdin
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Standard input is empty
stdout
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true
https://ideone.com/u0WbCn
language:
C++14 (gcc 8.3)
created:
13 years ago
visibility:
public

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