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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. const long long MaxN = 5e4 + 5;
  5. const long long INF = 1e18;
  6.  
  7. long long a[MaxN];
  8. long long mn[1005];
  9.  
  10. long long n,m,ans=0;
  11.  
  12. int main()
  13. {
  14.     ios_base::sync_with_stdio(0);
  15.     cin.tie(0);
  16.  
  17.     if(fopen("airc.inp","r"))
  18.     {
  19.         freopen("airc.inp","r",stdin);
  20.         freopen("airc.out","w",stdout);
  21.     }
  22.  
  23.     cin >> n;
  24.  
  25.     for(long long i=1;i<=n;i++)
  26.     {
  27.         cin >> a[i];
  28.     }
  29.  
  30.     for(long long i=1;i<=1000;i++)
  31.     {
  32.         mn[i]=INF;
  33.     }
  34.  
  35.     cin >> m;
  36.  
  37.     for(long long i=1;i<=m;i++)
  38.     {
  39.         long long b,c;
  40.         cin >> b >> c;
  41.         mn[b]=min(mn[b],c);
  42.     }
  43.  
  44.     for(long long i=999;i>=1;i--)
  45.     {
  46.         mn[i]=min(mn[i],mn[i+1]);
  47.     }
  48.  
  49.     for(long long i=1;i<=n;i++)
  50.     {
  51.         ans+=mn[a[i]];
  52.     }
  53.  
  54.     cout << ans;
  55.  
  56.     return 0;
  57. }
  58.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/T8T1FF
language:
C++14 (gcc 8.3)
created:
22 hours ago
visibility:
public

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