Write a program that accepts three decimal numbers as input and outputs their sums?

The answer to this question is given below in the explanation section

Explanation:

The code is written in C++ language:

// Example program

#include <iostream>

#include <string>

using namespace std;

int main()

{

 double number [3];

 double addition=0;

 for (int i=0;i<3;i++)

 {

     cout<<"Enter decimal number at position " <<i+1< " ";

     cin>>number[i];

     addition= addition+ number[i];

     }

 cout<<"The addition is "<<addition;

}