f=open('24-164.txt')
s=f.read()
kt=1
ktmax=0
kmax=0
smax=''
for s in f:
    for i in range(len(s)-1):
        if s[i]==s[i+1]:
            kt+=1
            ktmax=max(ktmax,kt)
        else:
            kt=1
    if ktmax>kmax:
        kmax=ktmax
        smax=s
mas=[0]*26
for i in range(len(smax)-1):
    mas[ord(smax[i])-ord('A')]+=1
kmin=1000000
n=0
for i in range(len(mas)):
    if mas[i]<=kmin and mas[i]!=0:
        kmin=mas[i]
        n=i
ch=chr(n+ord('A'))
k=0
f.close()
f=open('24-164.txt')
for s in f:
    for i in range(len(s)):
        if s[i]==ch:
            k+=1
print(ch,k)