поляков 255 ставка «5»*2

def foo(a):
    uniqe = set(a)

    firstX = list(a).index("A")

    b = a[firstX:].replace("X", "")

    output = []
    counter = [0]

    for char in uniqe:
        if b.count(char) > max(counter):
            counter.clear()
            counter.append(b.count(char))
            output.clear()
            output.append(char)
        elif b.count(char) == max(counter):
            counter.append(b.count(char))
            output.append(char)
    print(counter)
    return output

fileAll = open('24-164.txt', "r").readlines()
for j in open('24-164.txt'):
    print(j)
count=0
for i in fileAll:
    x=i.index('X')
    count+=i[x::].count('A')



# fileAll = open('sss.txt', "r")
print(count)
output = []
for line in fileAll:
    # print(line[:-2])
    # for line in file:
    for elem in foo(line[:-2]):
        output.append(elem)


# print(output)
s = ''.join(output)
# print(s)
m=foo(s)
# print(sorted(output))
# print(output.count(foo(s)[0]))