Description

The variables firstNumber and secondNumber are added using the arithmetic
operator + and the result is stored in the variable sum.

C/C++

/* C Program to add two numbers */
//Save it as AddTwoNumber.c

#include<stdio.h>
int main(){

    int firstNumber, secondNumber, sum;

    printf("Enter the first number : ");
    scanf("%d",&firstNumber);

    printf("Enter the second number : ");
    scanf("%d",&secondNumber);

    sum = firstNumber + secondNumber;

    printf("The sum of %d and %d is %d",firstNumber,secondNumber,sum);

    return 0;
}

Input:
Enter the first number : 
15
Enter the second number : 
2

Output:
The sum of 15 and 2 is 17

Java

/* Java Program to add two number */
//Save it as AddTwoNumber.java

import java.io.*;
import java.util.Scanner;
public class AddTwoNumber {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);
        
        int firstNumber, secondNumber, sum;

        System.out.println("Enter the first number : ");
        firstNumber = scanner.nextInt();

        System.out.println("Enter the second number : ");
        secondNumber = scanner.nextInt();

        sum = firstNumber + secondNumber;

        System.out.println("The sum of "+firstNumber+" and "+secondNumber+" is "+ sum);
    }
}

Input:
Enter the first number : 
15
Enter the second number : 
2

Output:
The sum of 15 and 2 is 17

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