Main27.py

f = open("test.txt")

def get():
    return list( map(int, f.readline().split()))


n = int(f.readline())

s = get()

for i in range(n - 1):
    para = get()
    cmb = [a + b for a in s for b in para]
    #print(cmb)
    s1 = [0] * 10
    for x in cmb:
        if x > s1[x % 10]:
            s1[x % 10] = x
    s = [x for x in s1 ]
print(s)