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  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. int main() {
  6.     ios::sync_with_stdio(false);
  7.     cin.tie(nullptr); cout.tie(nullptr);
  8.  
  9.     int n, k;
  10.     cin >> n >> k;
  11.  
  12.  
  13.     int i = 1;
  14.     while (n--) {
  15.         if (i + i < i + k) {
  16.             i *= 2; 
  17.         } else {
  18.             i = i + k;
  19.         }
  20.     }
  21.  
  22.     cout << i;
  23.  
  24.     return 0;
  25. }
  26.  
Success #stdin #stdout 0s 5284KB
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https://ideone.com/s7TM0D
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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