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  1. #include<iostream>
  2. #include<cmath>
  3. #include<algorithm>
  4. using namespace std;
  5. int main()
  6. {
  7.  
  8.        long long  int answer=0;
  9.         long long n;
  10.         cin>>n;
  11.         long long a[n];
  12.         long long totalneg=0;
  13.         long long temp;
  14.         for(int i=0;i<n;i++)
  15.         {
  16.             cin>>a[i];
  17.  
  18.         }
  19.         for(int i=0;i<n;i++)
  20.         {
  21.             if(a[i]<0)
  22.             {
  23.                 totalneg++;
  24.             }
  25.         }
  26.         long long all;
  27.         cin>>all;
  28.         if(totalneg==0 || all==0)
  29.         {
  30.             cout<<answer<<"\n";
  31.             return 0;
  32.         }
  33.         if(totalneg<=all)
  34.         {
  35.             for(int i=0;i<n;i++)
  36.             {
  37.                 if(a[i]<0)
  38.                     answer=answer+fabs(a[i]);
  39.             }
  40.  
  41.         }
  42.         else if(totalneg>all )
  43.         {
  44.             sort(a,a+n);
  45.             long long int sub=totalneg-all;
  46.             //cout<<sub;
  47.             long long int temp1=fabs(a[totalneg-sub]);
  48.             long long int p=temp1*all;
  49.            // cout<<p<<"dsadasd";
  50.             answer=answer+p;
  51.             for(int i=0;i<n;i++)
  52.             {
  53.                 a[i]=a[i]+temp1;
  54.              //   cout<<a[i]<<"sadsada";
  55.             }
  56.             for(int i=0;i<totalneg;i++)
  57.             {
  58.                 if(a[i]<0)
  59.                 {
  60.                     answer=answer+fabs(a[i]);
  61.                 }
  62.             }
  63.         }
  64.        cout<<answer<<"\n";
  65.  
  66.     return 0;
  67. }
Success #stdin #stdout 0s 3348KB
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https://ideone.com/dpKbIu
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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