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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int a, b; cin >> a >> b;
  6.  
  7.     if (a == b) cout << 1;
  8.     else if (abs(a-b) % 2 == 0) cout << 3;
  9.     else cout << 2;
  10. }
Success #stdin #stdout 0.01s 5320KB
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Standard input is empty
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2
https://ideone.com/yKqOOE
language:
C++14 (gcc 8.3)
created:
12 hours ago
visibility:
public

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