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  1. #include<bits/stdc++.h>
  2. using namespace std ;
  3. #define int long long 
  4. #define faster() ios::sync_with_stdio(false); cin.tie(nullptr) ; cout.tie(nullptr);
  5. #define endl "\n"
  6.  
  7. struct SinhVien{
  8.     string name ;
  9.     string maSV ;
  10.     string ten;
  11.     string ho ;
  12.     string ho2 ;
  13.     double gpa ;
  14. };
  15.  
  16. bool cmp(SinhVien a, SinhVien b){
  17.     if(a.gpa == b.gpa){
  18.         if(a.name == b.name){
  19.             return a.ho < b.ho ;
  20.         } 
  21.         else return a.name < b.name ;
  22.     }
  23.     else return a.gpa > b.gpa ;
  24. }
  25.  
  26. void solve(){
  27.     int n; 
  28.     cin >> n;
  29.     cin.ignore();  // Thêm dòng này để bỏ qua ký tự newline còn sót trong buffer
  30.     vector<SinhVien> a(n);
  31.     for(int i = 0 ; i < n ; i++){
  32.         getline(cin, a[i].maSV);
  33.         getline(cin ,a[i].name);
  34.         cin >> a[i].gpa ;
  35.         cin.ignore();  // Bỏ qua newline sau khi nhập GPA
  36.         string tmp = a[i].name ;
  37.         stringstream ss(tmp);
  38.         string word = "";
  39.         vector<string> v;
  40.         while(ss >> word){
  41.             v.push_back(word);
  42.         }
  43.         a[i].ten = v[v.size() - 1];
  44.         for(int j = 0 ; j < v.size() - 1 ; j++){
  45.             a[i].ho += v[j];
  46.         }
  47.     }
  48.  
  49.     sort(a.begin(), a.end(), cmp);
  50.     for(int i = 0 ; i < n ; i++){
  51.         cout << a[i].maSV << " " << a[i].name << " ";
  52.         if(ceil(a[i].gpa) == floor(a[i].gpa)) 
  53.             cout << (int) a[i].gpa << endl;
  54.         else 
  55.             cout << a[i].gpa << endl;
  56.     }
  57. }
  58.  
  59. signed main(){
  60.     faster();
  61.     int test = 1 ;
  62.     while(test--){
  63.         solve();
  64.     }
  65. }
  66.  
Success #stdin #stdout 0s 5272KB
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https://ideone.com/gUBXzt
language:
C++ (gcc 8.3)
created:
7 days ago
visibility:
public

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