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  1. #include<bits/stdc++.h>
  2. #define vi vector<int>
  3. #define ll long long
  4. #define pb push_back
  5. #define Tran_Hoan_Thien ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL)
  6. #define all(a) a.begin(),a.end()
  7. #define vll vector<ll>
  8. using namespace std;
  9. int main() {
  10.     freopen("NKSGAME.INP","r",stdin);
  11.     freopen("NKSGAME.OUT","w",stdout);
  12.     Tran_Hoan_Thien;
  13.     int n;cin>>n;
  14.     vll a(n),b(n);
  15.     for(ll &x:a) cin>>x;
  16.     for(ll &x:b) cin>>x;
  17.     sort(a.begin(),a.end());
  18.     sort(all(b));
  19.     ll min_val=LLONG_MAX;
  20.     for(int x:b){
  21.       auto it = lower_bound(a.begin(), a.end(), -x);
  22.       if (it != a.end()) {
  23.             min_val = min(min_val, abs(*it + x));
  24.       }
  25.       if (it != a.begin()) {
  26.             --it;
  27.             min_val = min(min_val, abs(*it + x));
  28.       }
  29.     }
  30.     cout<<min_val;
  31.     return 0;
  32. }
  33.  
Success #stdin #stdout 0.01s 5316KB
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https://ideone.com/DjjKJ2
language:
C++14 (gcc 8.3)
created:
3 days ago
visibility:
public

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