file = open('15.txt')
text = file.readline()
d = dict()
Max = 0
for c in text:
    if c in d:
        d[c] += 1
        Max = max(Max, d[c])
    else:
        d[c] = 1
ans = []
for c in d:
    if d[c] == Max:
        ans.append(c)
ans.sort()
print(ans[0], text.count('W'))