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package main
import "fmt"

// The `rand` module contains the Intn method which returns a random integer.
import "math/rand"

func findMax(___) int {
    var max int = arr[0][0]
    for i := 0; i < 4; i++ {
        for j := 0; j < 4; j++ {
            if arr[i][j] > max {
                max = ___
            }
        }
    }
    return ___
}

func getRandomArray() [4][4] int {
    var arr ___ ___
    for i := 0; i < 4; i++ {
        for j := 0; j < 4; j++ {
             // Syntax: rand.Intn(max)
             // 0 <= Returned Value < max
             // return value may be 0, cannot be `max`
            arr[i][j] = rand.Intn(100)
        }
    }
    return arr
}

func main() {
    var numbers = getRandomArray()
    var max = findMax(___)

    fmt.Println(numbers)
    fmt.Println("Maximum:", max)
}