1111

c = 0
for n in range(1001, 10000, 2):
    s = str(n)
    s_1 = int(s[0]) + int(s[1])
    s_2 = int(s[2]) + int(s[3])
    s_new1 = str(min(s_1, s_2))
    s_new2 = str(max(s_1, s_2))
    s_new = s_new1 + s_new2
    if s_new == "616":
        c = c + 1