import random

def array(low, high, item):
    arr = []
    for i in range(item):
        arr.append(random.randint(low, high))
    return arr

arr = array(1, 3, 10)

print(arr)
print(arr[0])
print(arr[len(arr) - 1])

def checkfour(arr):
    for i in arr:
        if i == 4:
            print('vier enthalten')
            break
        else:
            print('keine Vier')
            break

checkfour(arr)

def randomnum(arr, num):
    for i in arr:
        if i == num:
            print('vier enthalten')
            break
        else:
            print('keine Vier')
            break
randomnum(arr)