# Contained Interval

You are given a two-dimensional list of integers `intervals`

where each element is an inclusive interval `[start, end]`

. Return whether there’s an interval which contains another interval.

**Constraints**

`n ≤ 100,000`

where`n`

is the length of`intervals`

.

https://binarysearch.com/problems/Contained-Interval

## Examples

### Example 1

**Input**

- intervals =

```
[[ 1, 3],
[ 4,10],
[ 4, 8],
[ 9, 9]]
```

**Output**

- answer =
`True`

**Explanation**

`[4, 10]`

contains `[4, 8]`

.

### Example 2

**Input**

- intervals =

```
[[ 1, 3],
[ 4,10],
[ 7,12]]
```

**Output**

- answer =
`False`

**Explanation**

No interval completely contains another.

### Example 3

**Input**

- intervals =

```
[[1,5],
[1,5]]
```

**Output**

- answer =
`True`

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