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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. typedef long long ll;
  5.  
  6. void solve() {
  7.     ll n, m;
  8.     ll a = 0;
  9.     cin >> n >> m;
  10.  
  11.     if (n == 1) {
  12.         cout << "1";
  13.         return;
  14.     }
  15.  
  16.     if (m <= n / 2) {
  17.         a = m + 1;
  18.     } else {
  19.         a = m - 1;
  20.     }
  21.  
  22.     cout << a;
  23. }
  24.  
  25. int main() {
  26.     ios::sync_with_stdio(false);
  27.     cin.tie(nullptr);
  28.  
  29.     solve();
  30.     return 0;
  31. }
  32.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/O0stXK
language:
C++ (gcc 8.3)
created:
17 days ago
visibility:
public

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