safe_passwords_generator

max_x = int(input())
max_y = int(input())
max_pass = int(input())

min_a_ascii = 35
max_a_ascii = 55

min_b_ascii = 64
max_b_ascii = 96

passwords = []

a_ascii = min_a_ascii
b_ascii = min_b_ascii
password_count = 0
is_finished = False
for x in range(1, max_x + 1):
    for y in range(1, max_y + 1):
        a = chr(a_ascii)
        b = chr(b_ascii)
        password = f"{a}{b}{x}{y}{b}{a}"
        # Check if password has been generated before
        if password in passwords:
            is_finished = True
            break  # leave for y
        passwords.append(passwords)
        print(f"{password}|", end='')
        password_count += 1
        if password_count == max_pass:
            is_finished = True
            break  # leave for y

        a_ascii += 1
        if a_ascii > max_a_ascii:
            a_ascii = min_a_ascii

        b_ascii += 1
        if b_ascii > max_b_ascii:
            b_ascii = min_b_ascii

    if is_finished:  # leave also for x
        break