题解 | #鸡兔同笼#

def chick(a):
    flag = 0
    arr = []
    for i in range(a):
        for j in range(a):
            if 2 * i + j * 4 == a:
                flag = 1
                k = i + j
                arr.append(k)
                #print("%d %d"%(i, j))
    
    #print("%d %d"%(min(arr), max(arr)))
    if flag == 0:
        print("%d %d"%(0, 0))
    else:
        print("%d %d"%(min(arr), max(arr)))

while True:
    try:
        a = int(input())
        chick(a)
    except:
        break