# A+B Problem

## Tags

- Easy

## Description

Given two integers `a` and `b`, calculate the sum of them.

## Scope

- $|a|,|b| \le {10}^9$

## I/O Format

### Input Format

Two integers separated by spaces.

### Output Format

One integer.

## Example Cases

### Case 1

#### Input

```
20 30
```

#### Output

```
50
```