oop/vectorcode.cpp at main · saqib-7/oop · GitHub

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#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
class Item{
 public:
	char name[10];
	int quantity;
	int cost;
	int code;
	bool operator==(const Item& i1){
		if(code==i1.code)
			return 1;
		return 0;
	}
	bool operator<(const Item& i1){
		if(code<i1.code)
			return 1;
		return 0;
	}
};
vector<Item> o1;
void print(Item &i1);
void display();
void insert();
void search();
void dlt();

bool compare(const Item &i1, const Item &i2){
	//if (i1.name != i2.name) return i1.cost < i2.cost;
	return i1.cost < i2.cost;
}

int main()
{
	int ch;
	do{
		cout<<"\n* * * * * Menu * * * * *";
		cout<<"\n1.Insert";
		cout<<"\n2.Display";
		cout<<"\n3.Search";
		cout<<"\n4.Sort";
		cout<<"\n5.Delete";
		cout<<"\n6.Exit";
		cout<<"\nEnter your choice : ";
		cin>>ch;

		switch(ch){
			case 1:
				insert();
				break;

			case 2:
				display();
				break;

			case 3:
				search();
				break;

			case 4:
				sort(o1.begin(),o1.end(),compare);
				cout<<"\n\n Sorted on Cost : ";
				display();
				break;

			case 5:
				dlt();
				break;

			case 6:
				exit(0);
		}

	}while(ch!=7);
	return 0;
}
void insert(){
	Item i1;
	cout<<"\nEnter Item Name : ";
	cin>>i1.name;
	cout<<"\nEnter Item Quantity : ";
	cin>>i1.quantity;
	cout<<"\nEnter Item Cost : ";
	cin>>i1.cost;
	cout<<"\nEnter Item Code : ";
	cin>>i1.code;
	o1.push_back(i1);
}

void display(){
	for_each(o1.begin(),o1.end(),print);
}

void print(Item &i1){
	cout<<"\n";
	cout<<"\nItem Name : "<<i1.name;
	cout<<"\nItem Quantity : "<<i1.quantity;
	cout<<"\nItem Cost : "<<i1.cost;
	cout<<"\nItem Code : "<<i1.code;
	cout<<"\n\n";
}

void search(){
	vector<Item>::iterator p;
	Item i1;
	cout<<"\nEnter Item Code to search : ";
	cin>>i1.code;
	p=find(o1.begin(),o1.end(),i1);
	if(p==o1.end()){
		cout<<"\nNot found!!!";
	}
	else{
		cout<<"\nFound!!!";
	}
}

void dlt(){
	vector<Item>::iterator p;
	Item i1;
	cout<<"\nEnter Item Code to delete : ";
	cin>>i1.code;
	p=find(o1.begin(),o1.end(),i1);
	if(p==o1.end()){
		cout<<"\nNot found!!!";
	}
	else{
		o1.erase(p);
		cout<<"\nDeleted!!!";
	}
}