1672 - Richest Customer Wealth.

Easy

You are given an m x n integer grid accounts where accounts[i][j] is the amount of money the <code>i^th</code> customer has in the <code>j^th</code> bank. Return the wealth that the richest customer has.

A customer's wealth is the amount of money they have in all their bank accounts. The richest customer is the customer that has the maximum wealth.

Example 1:

Input: accounts = [1,2,3,3,2,1]

Output: 6

Explanation::

1st customer has wealth = 1 + 2 + 3 = 6

2nd customer has wealth = 3 + 2 + 1 = 6

Both customers are considered the richest with a wealth of 6 each, so return 6.

Example 2:

Input: accounts = [1,5,7,3,3,5]

Output: 10

Explanation:

1st customer has wealth = 6

2nd customer has wealth = 10

3rd customer has wealth = 8

The 2nd customer is the richest with a wealth of 10.

Example 3:

Input: accounts = [2,8,7,7,1,3,1,9,5]

Output: 17

Constraints:

• m == accounts.length

• n == accounts[i].length

• 1 <= m, n <= 50

• 1 <= accounts[i][j] <= 100