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  1. /*
  2. * @Author: hungeazy
  3. * @Date:   2026-03-04 23:24:15
  4. * @Last Modified by:   hungeazy
  5. * @Last Modified time: 2026-03-09 21:18:37
  6. */
  7. #include <bits/stdc++.h>
  8. using namespace std;
  9. const int N = 1000010; 
  10. int a[N];
  11.  
  12. int main()
  13. {
  14.     int n;
  15.     cin >> n;
  16.     //Buoc 1: doc du lieu 
  17.     for (int i = 1; i <= n; i++) cin >> a[i];
  18.     //Buoc 2: loc am duong
  19.     vector<int> vecAm,vecDuong;
  20.     for (int i = 1; i <= n; i++)
  21.         if (a[i] < 0) vecAm.push_back(a[i]);
  22.         else if (a[i] > 0) vecDuong.push_back(a[i]);
  23.     //Buoc 3: in xen ke 
  24.     int lenAm = vecAm.size(), lenDuong = vecDuong.size();
  25.     for (int i = 0; i < min(lenAm,lenDuong); i++) 
  26.         cout << vecAm[i] << " " << vecDuong[i] << " ";
  27.     //Buoc 4: in phan du thua
  28.     if (lenAm < lenDuong)
  29.     {
  30.         for (int i = min(lenAm,lenDuong); i < lenDuong; i++)
  31.             cout << vecDuong[i] << " ";
  32.     }
  33.     else if (lenAm > lenDuong)
  34.     {
  35.         for (int i = min(lenAm,lenDuong); i < lenAm; i++)
  36.             cout << vecAm[i] << " ";
  37.     }
  38.     return 0;
  39. }
Success #stdin #stdout 0.01s 5324KB
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https://ideone.com/nyT4vc
language:
C++14 (gcc 8.3)
created:
2 hours ago
visibility:
public

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