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n = input().replace(' ','').split('.')[0].upper() a = {} for i in n : a[i] = a.get(i,0)+1 a = sorted(a.items(), key = lambda x: x[1], reverse = True) t = [i for i in a if i[1] == a[0][1]] t = sorted(t) print(t[0][0],t[0][1])