# front_11





Given 2 int lists, a and b, of any length, return a new list with the first element of each list. If either list is length 0, ignore that list.

This exercise was taken from [codingbat.com](https://codingbat.com/prob/p128270) and has been adapted for the Python language. There are many great programming exercises there, but the majority are created for Java.






### Test 1
**Input:**
```
[1, 2, 3]
[7, 9, 8]
```
**Output:**
```
[1, 7]
```
### Test 2
**Input:**
```
[1]
[2]
```
**Output:**
```
[1, 2]
```
### Test 3
**Input:**
```
[1, 7]
[]
```
**Output:**
```
[1]
```
### Test 4
**Input:**
```
[]
[2, 8]
```
**Output:**
```
[2]
```
### Test 5
**Input:**
```
[]
[]
```
**Output:**
```
[]
```
### Test 6
**Input:**
```
[3]
[1, 4, 1, 9]
```
**Output:**
```
[3, 1]
```
### Test 7
**Input:**
```
[1, 4, 1, 9]
[]
```
**Output:**
```
[1]
```