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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int x1, y1, x2, y2; cin >> x1 >> y1 >> x2 >> y2;
  6.     if (x1 == x2 && y1 == y2) cout << "YES";
  7.     else if ((abs(x1-x2) == 1 && abs(y1-y2) == 2) || (abs(x1-x2) == 2 && abs(y1-y2) == 1)) {
  8.         cout << "YES";
  9.     }else cout << "NO";
  10. }
Success #stdin #stdout 0.01s 5316KB
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stdin
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Standard input is empty
stdout
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NO
https://ideone.com/Yrii8x
language:
C++14 (gcc 8.3)
created:
12 hours ago
visibility:
public

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