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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main() {
  6.     int x1, y1, x2, y2;
  7.     cin >> x1 >> y1 >> x2 >> y2;
  8.     // слон
  9.     bool s = (x1 - x2) * (x1 - x2) == (y1 - y2) * (y1 - y2);
  10.     // ладья
  11.     bool l = x1 == x2 || y1 == y2;
  12.     cout << (s || l ? "YES" : "NO");
  13.     return 0;
  14. }
Success #stdin #stdout 0s 16064KB
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Standard input is empty
stdout
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NO
https://ideone.com/13WTsd
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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