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  1. #include <bits/stdc++.h>
  2. #define ll long long
  3. #define mod 1073741824
  4. #define con 10005
  5. using namespace std;
  6. vector<int> divs[con];
  7. void gotdiv() {
  8.     for ( int c = 1 ; c <= con ; c++ )
  9.         for (int y = c ; y < con ; y+=c)
  10.             divs[y].push_back(c);
  11. }
  12. void solve() {
  13.     int d , get =0 ;
  14.     cin >> d;
  15.     for (int x = 1 ; x < con ; x++) {
  16.            if (divs[x].size()>=4) {
  17.                bool gotit = 1;
  18.                for (int y = 1 ; y < divs[x].size() ; y++) {
  19.                    if (divs[x][y] - divs[x][y-1] < d) {
  20.                        gotit = 0;
  21.                        break;
  22.                    }
  23.                }
  24.                if (gotit) {
  25.                    get = x;
  26.                    break;
  27.                }
  28.         }
  29.     }
  30.     cout << get<<endl;
  31. }
  32. int main(){
  33.     gotdiv();
  34.     int t;
  35.     cin >> t;
  36.     while (t--)
  37.     solve();
  38.     return 0;
  39. }
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https://ideone.com/FQVbdu
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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