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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4. int main (){
  5.     int k,n;
  6.     cin >> n >>k;
  7.     if( ceil((double)n/2) < k){
  8.         cout << (k- ceil((double)n/2))* 2;
  9.     }
  10.     else cout << k*2 -1;
  11.     return 0;
  12. }
Success #stdin #stdout 0s 5280KB
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Standard input is empty
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4.13666e+09
https://ideone.com/cWnQFJ
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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