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  1. #ifndef STRUCT08_H_
  2. #define STRUCT08_H_
  3.  
  4. #include <iostream>
  5. #include <string>
  6. #include <cassert>
  7. using namespace std;
  8.  
  9. struct complex_number {
  10.     double real;
  11.     double imaginary;
  12. };
  13.  
  14. istream& operator>>(istream& is, complex_number& cpx){
  15.     is >> cpx.real >> cpx.imaginary;
  16.     return is;
  17. }
  18.  
  19. ostream& operator<<(ostream& os, complex_number& cpx){
  20.     os << cpx.real << " " << cpx.imaginary << endl;
  21.     return os;
  22. }
  23.  
  24. class Judge{
  25.     public:
  26.         void check_init(){
  27.             if(init == 0){
  28.                 cout << "Please call the init function first!" << endl;
  29.                 exit(0);
  30.             }
  31.         }
  32.         void check_query(){
  33.             if(query == 0){
  34.                 cout << "Please call Get_Query before answering!" << endl;
  35.                 exit(0);
  36.             }
  37.             query = 0;
  38.         }
  39.         void init_f(int &Q){
  40.             cin >> Q;
  41.             init = 1;
  42.         }
  43.         void query_f(int &N, complex_number*& cpx){
  44.             cin >> N;
  45.             if(first_time) cpx = (complex_number*)malloc(sizeof(complex_number)*1000);
  46.             for(int i = 0; i < N; i++)
  47.                 cin >> cpx[i];
  48.             query = 1;
  49.             first_time = 0;
  50.         }
  51.         void answer_f(int N, complex_number* cpx){
  52.             cout << N << endl;
  53.             for(int i = 0; i < N; i++)
  54.                 cout << cpx[i];
  55.         }
  56.     private:
  57.         int init = 0;
  58.         int query = 0;
  59.         int first_time = 1;
  60. };
  61.  
  62. Judge j;
  63.  
  64. void Init(int &Q){
  65.     j.init_f(Q);
  66. }
  67.  
  68. void Get_Query(int &N,complex_number*& cpx){
  69.     j.query_f(N, cpx);
  70. }
  71.  
  72. void Answer(int N,complex_number* cpx){
  73.     j.answer_f(N, cpx);
  74. }
  75.  
  76. #endif // STRUCT08_H_
  77.  
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https://ideone.com/MH9sH9
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1 year ago
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