fork download 
  1. #include <iostream>
  2. #include <algorithm>
  3. #include <vector>
  4. #include <string>
  5.  
  6. using namespace std;
  7.  
  8. class Sales
  9. {
  10.    public:
  11.       string customer_name;
  12.       string category;
  13.       string aircraft;
  14.       string day;
  15.       string time;
  16.       int week;
  17.       int ticket_price;
  18.       string payment;
  19.  
  20.    public:
  21.       Sales () { 
  22.          customer_name = "";
  23.          category = "";
  24.          aircraft = "";
  25.          day = "";
  26.          time = "";
  27.          week = 0;
  28.          ticket_price = 0;
  29.          payment = "";
  30.       }
  31.  
  32.       Sales (string f_cat, string airc, string xday, string xtime, int xweek) {
  33.          customer_name = "";
  34.          category = f_cat;
  35.          aircraft = airc;
  36.          day = xday;
  37.          time = xtime;
  38.          week = xweek;
  39.          ticket_price = 0;
  40.          payment = "";
  41.       }  
  42.  
  43.       friend ostream &operator<<(ostream &os, const Sales &s){
  44.           os << s.customer_name << ":" << s.category;
  45.           return os;
  46.       }
  47.  
  48.         bool operator<( const Sales& rhs) const{ 
  49.             if (customer_name < rhs.customer_name ) return true; 
  50.             if (category < rhs.category ) return true; 
  51.             return false;
  52.         }
  53.  
  54.  
  55. };
  56.  
  57.  
  58. using namespace std;
  59.  
  60.  
  61. int main(int argc, char**argv) {
  62.  
  63.     vector <Sales> v;
  64.     Sales a,b,c;
  65.     a.customer_name = "HSBC"; a.category = "ASIA";
  66.     b.customer_name = "BANK OF AMERICA"; b.category = "US";
  67.     c.customer_name = "JP MORGAN CHASE"; c.category = "US";
  68.  
  69.     v.push_back(a);
  70.     v.push_back(b);
  71.     v.push_back(c);
  72.  
  73.     for( auto &i : v){ std::cout << i << endl; };
  74.  
  75.     std::sort(v.begin(), v.end());
  76.  
  77.     cout << endl;
  78.  
  79.     for( auto &i : v){ std::cout << i << endl; };
  80.  
  81.     return 0;
  82. }
Success #stdin #stdout 0s 3492KB
comments (?)
stdin 
Standard input is empty
stdout 
HSBC:ASIA
BANK OF AMERICA:US
JP MORGAN CHASE:US

BANK OF AMERICA:US
HSBC:ASIA
JP MORGAN CHASE:US
https://ideone.com/dUiBHj
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!