1672. Richest Customer Wealth

Python

class Solution:
    def maximumWealth(self, accounts: List[List[int]]) -> int:
        return max([sum(wealths) for wealths in accounts])

Go

func maximumWealth(accounts [][]int) int {
    max := 0
    for _, wealths := range accounts {
        total := sum(wealths)
        if (total > max) {
            max = total
        }
    }
    return max
}

func sum(list []int) int {
    total := 0
    for _, v := range list {
        total += v
    }
    return total
}