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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main(){
  4.     ios_base::sync_with_stdio(false);
  5.     cin.tie(0);
  6.     int a[8];
  7.     cin >> a[1] >> a[2] >> a[3] >> a[4] >> a[5] >> a[6];
  8.     int n;
  9.     cin >> n;
  10.     vector<int>v(n + 3), val;
  11.     set<int>st;
  12.     map<int, vector<int> >mp;
  13.     for(int i = 1; i <= n; i++){
  14.         cin >> v[i];
  15.         for(int j = 1; j <= 6; j++){
  16.             if(st.find(v[i] - a[j]) == st.end()){
  17.                 val.push_back(v[i] - a[j]);
  18.                 st.insert(v[i] - a[j]);
  19.             }
  20.             mp[v[i] - a[j]].push_back(i);
  21.         }
  22.     }
  23.     vector<int>cnt(n + 5, 0);
  24.     int ans = 1e9 + 50;
  25.     sort(val.begin(), val.end());
  26.     int j = -1, c = 0;
  27.     for(int i = 0; i < val.size(); i++){
  28.         if(c == n){
  29.             ans = min(ans, val[j] - val[i]);
  30.             for(int r = 0; r < mp[val[i]].size(); r++){
  31.                 int p = mp[val[i]][r];
  32.                 cnt[p]--;
  33.                 if(cnt[p] == 0){
  34.                     c--;
  35.                 }
  36.             }
  37.             continue;
  38.         }
  39.         for(int k = j + 1; k < val.size(); k++){
  40.             for(int r = 0; r < mp[val[k]].size(); r++){
  41.                 int p = mp[val[k]][r];
  42.                 cnt[p]++;
  43.                 if(cnt[p] == 1){
  44.                     c++;
  45.                 }
  46.             }
  47.             if(c == n){
  48.                 ans = min(ans, val[k] - val[i]);
  49.                 j = k;
  50.                 break;
  51.             }
  52.             if(k == n){
  53.                 j = n + 1;
  54.             }
  55.         }
  56.         if(j == n + 1){
  57.             break;
  58.         }
  59.         for(int r = 0; r < mp[val[i]].size(); r++){
  60.             int p = mp[val[i]][r];
  61.             cnt[p]--;
  62.             if(cnt[p] == 0){
  63.                 c--;
  64.             }
  65.         }
  66.     }
  67.     cout << ans;
  68.     return 0;
  69. }
Success #stdin #stdout 0s 4504KB
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https://ideone.com/T15fae
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
public

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