lavos/cap3/ex35.go

package cap3

func Ex35(boxNum int, expectWeigh, actualWeigh int) []int {
    result := make([]int, 0)

    // 实际值重量正常重量差 / 10
    w := (expectWeigh - actualWeigh) / 10
    // w转化为2的幂的和
    for w != 0 {
        // k是箱子编号，从0开始， t是2的幂
        k, t := 0, 1
        // 找到最接近w的2的k次方t，当t大于w时结束小循环
        for w-t >= 0 {
            t *= 2
            // t是2的k次方
            k++
        }

        result = append(result, k-1)
        w -= t / 2
    }

    return result
}