+ Time Limit: 1 second
+ Memory Limit: 256 megabytes
----------
In this question, we ask you to take two natural numbers from standard input and print their sum in standard output.
# Input
In the first line of input, two positive integers $a$ and $b$ separated by a space are given.
$$1 \leq a, b \leq 100$$
# Output
In the only output line, print the value of $a + b$.
# Example
## Sample Input 1
```
3 5
```
## Sample Output 1
```
8
```
## Sample Input 2
```
1 1
```
## Sample Output 2
```
2
```