Pairs in C++ STL - Sanfoundry

This C++ Program demonstrates implementation of Pairs in STL.

Here is source code of the C++ Program to demonstrate Pairs in STL. The C++ program is successfully compiled and run on a Linux system. The program output is also shown below.

```
/*
```

 * C++ Program to Implement Pairs in Stl

```
 */
```
```
#include <iostream>
```
```
#include <utility>
```
```
#include <string>
```
```
#include <cstdlib>
```
```
using namespace std;
```
```
int main()
```
```
{
```
```
    pair <string,double> product1;
```

    pair <string,double> product2 ("tomatoes",2.30);

    pair <string,double> product3 (product2);

    product1 = make_pair(string("lightbulbs"),0.99);

```
 
```
```
    product2.first = "shoes";       
```
```
    product2.second = 39.90; 
```

    cout<<"The price of "<<product1.first<<" is $"<<product1.second <<endl;

    cout<<"The price of "<<product2.first<<" is $"<<product2.second <<endl;

    cout<<"The price of "<<product3.first<<" is $"<<product3.second <<endl;

```
    return 0;
```
```
}
```

$ g++ pairs.cpp
$ a.out
The price of lightbulbs is $0.99
The price of shoes is $39.9
The price of tomatoes is $2.3
 
 
------------------
(program exited with code: 0)
Press return to continue

Sanfoundry Global Education & Learning Series – 1000 C++ Programs.

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