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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. using namespace std;
  5.  
  6. long long get_cnt(vector<long long>& y, vector<long long>& d, long long mid){
  7. 	long long cnt = 0;
  8. 	for(int i = 0; i < y.size(); i++){
  9. 		cnt += abs(y[i] - (mid + abs((int)y.size() / 2 - i)));
  10. 		cnt += abs(d[i] - (mid + abs((int)y.size() / 2 - i)));
  11. 	}
  12. 	return cnt;
  13. }
  14.  
  15. int main() {
  16.  
  17. 	ios_base::sync_with_stdio(0);
  18. 	cin.tie(0);
  19.  
  20. 	int n;
  21. 	cin >> n;
  22.  
  23. 	vector<long long> y(n);
  24. 	vector<long long> d(n);
  25.  
  26. 	for(int i = 0; i < n; i++){
  27. 		cin >> y[i];
  28. 	}
  29.  
  30. 	for(int i = 0; i < n; i++){
  31. 		cin >> d[i];
  32. 	}
  33.  
  34. 	long long left = 0;
  35. 	long long right = 1e12 + 1;
  36.  
  37. 	for(int i = 0; i < 100; i++){
  38. 		long long p1 = (2 * left + right) / 3;
  39. 		long long p2 = (left + 2 * right) / 3;
  40. 		if(get_cnt(y, d, p1) > get_cnt(y, d, p2)){
  41. 			left = p1;
  42. 		}else{
  43. 			right = p2;
  44. 		}
  45. 	}
  46.  
  47. 	cout << get_cnt(y, d, (left + right) / 2);
  48.  
  49. 	return 0;
  50. }
Success #stdin #stdout 0.01s 5460KB
comments (?)
stdin
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7
3 2 1 0 1 2 3
3 2 1 0 1 2 3
stdout
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Standard output is empty
https://ideone.com/XrioIM
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
public

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