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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int N,X,Y;
  7. 	cin>>N>>X>>Y;
  8. 	vector<int> A(N,0);
  9. 	vector<int> B(N,0);
  10. 	for(int i=0;i<N;i++){
  11. 	    cin>>A[i];
  12. 	}
  13.  
  14. 	for(int i=0;i<N;i++){
  15. 	    cin>>B[i];
  16.  
  17. 	}
  18.  
  19. 	vector<int> diff(N,0);
  20.  
  21. 	int old_sum = 0;
  22.  
  23. 	for(int i=0;i<N;i++){
  24. 	    diff[i] = A[i]-B[i];
  25. 	    old_sum=old_sum+B[i];
  26.  
  27.  
  28. 	}
  29.  
  30. 	sort(diff.rbegin() , diff.rend());
  31.  
  32. 	int max_sum=0;
  33.  
  34.  
  35. 	for(int i=0;i<X;i++){
  36. 	 if(i<N-Y || diff[i]>0){
  37. 	    max_sum = max_sum + diff[i];
  38. 	 }
  39.  
  40. 	}
  41.  
  42. 	int new_sum = old_sum + max_sum;
  43.  
  44. 	cout<<new_sum;
  45.  
  46.  
  47.  
  48.  
  49.  
  50. }
  51.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
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5 3 3
1 2 3 4 5
5 4 3 2 1
stdout
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21
https://ideone.com/7eWnGe
language:
C++14 (gcc 8.3)
created:
14 days ago
visibility:
public

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