def repeatedString(s, n):
    # Write your code here
    s_len = len(s)
    multiplier = n // s_len
    remaning = n % s_len
    a_count = 0
    remaning_a_count = 0
    for i, val in enumerate(s):
        if val == "a":
            a_count += 1
            if i < remaning:
                remaning_a_count += 1
    a_count = a_count * multiplier
    a_count = a_count + remaning_a_count
    return a_count