№17 — #17141

t = open('17_17133+.txt')
s = [int(n) for n in t.readlines()]
d = []
h = min(s)
for i in range(len(s)-1):
    if s[i] > 0 and s[i+1] > 0:
        if abs(s[i] - s[i+1]) % h == 0:
            d.append(s[i] + s[i+1])
print(len(d), max(d))