C

f = open("input.txt")
g = {}
m = 0
for i in f:
    a = int(i.split()[2])
    g[a] = g.setdefault(a,0)+1
    m = max(m, g[a])


for i,v in sorted(g.items(), key=lambda x: x[0]):
    if(v == m):
        print(i,v)