2706. 购买两块巧克力

2706. 购买两块巧克力

• 难度: easy
• 原始链接: https://leetcode.cn/problems/buy-two-chocolates
• 标签: 一次遍历

解法一: 一次遍历

go

func buyChoco(prices []int, money int) int {
    first := 100
    second := 100
    for _, price := range prices {
        if first > price {
            second = first
            first = price
        } else if second > price {
            second = price
        }
    }
    if first + second > money {
        return money
    }
    return money - first - second
}