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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n, k;
  6. 	cin >> n >> k;
  7.  
  8. 	int moves = 0, throws = 0, picks = 0;
  9.  
  10. 	if (k <= (n / 2)) {
  11. 		moves += (k - 1);
  12. 	} else {
  13. 		moves += (n - k);
  14. 	}
  15.  
  16. 	moves += (n - 1);
  17. 	picks += n;
  18. 	throws += (n + 1);
  19.  
  20. 	cout << (moves + throws + picks);
  21.  
  22.     return 0;
  23. }
  24.  
Success #stdin #stdout 0s 15232KB
comments (?)
stdin 
2 2
stdout 
6
https://ideone.com/XUtiyb
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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