ในโปรแกรม C++ นี้ เราใช้ Sorting container ใน STL
ฟังก์ชันและคำอธิบาย:
Functions used here: l.push_back() = It is used to push elements into a list from the front. l.sort() = Sorts the elements of the list. Where l is a list object.
โค้ดตัวอย่าง
#include <iostream> #include <list> #include <string> #include <cstdlib> using namespace std; int main() { list<int> l; list<int>::iterator it; int c, i; while (1) { cout<<"1.Insert Element to the list"<<endl; cout<<"2.Display the List"<<endl; cout<<"3.Exit"<<endl; cout<<"Enter your Choice: "; cin>>c; switch(c) { case 1: cout<<"Enter value to be inserted"; cin>>i; l.push_back(i); break; case 2: l.sort(); cout<<"Elements of the List: "; for (it = l.begin(); it != l.end(); it++) cout<<*it<<" "; cout<<endl; break; case 3: exit(1); break; default: cout<<"Wrong Choice"<<endl; } } return 0; }
ผลลัพธ์
1.Insert Element to the list 2.Display the List 3.Exit Enter your Choice: 1 Enter value to be inserted7 1.Insert Element to the list 2.Display the List 3.Exit Enter your Choice: 1 Enter value to be inserted10 1.Insert Element to the list 2.Display the List 3.Exit Enter your Choice: 1 Enter value to be inserted6 1.Insert Element to the list 2.Display the List 3.Exit Enter your Choice: 1 Enter value to be inserted4 1.Insert Element to the list 2.Display the List 3.Exit Enter your Choice: 2 Elements of the List: 4 6 7 10 1.Insert Element to the list 2.Display the List 3.Exit Enter your Choice: 3 Exit code: 1