# Big Numbers

Given a two-dimensional integer `matrix`

, return the total number of integers whose value is the largest in its row and in its column.

**Constraints**

`n, m ≤ 250`

where`n`

and`m`

are the number of rows and columns in`matrix`

https://binarysearch.com/problems/Big-Numbers

## Examples

### Example 1

**Input**

- matrix =

```
[[1,3,2],
[6,6,5],
[1,5,7]]
```

**Output**

- answer =
`3`

**Explanation**

The 3 big numbers are 6, 6, and 7.

### Example 2

**Input**

- matrix =

```
[[1,2,3,2],
[3,2,3,2],
[1,2,2,3],
[1,1,1,1]]
```

**Output**

- answer =
`4`

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