import sys


LOOP_COUNT = 1_000_000
EXPECTED_CHECKSUM = 15_000_001


def configured_loop_count() -> int:
    try:
        value = int(input().strip())
    except (EOFError, ValueError):
        return LOOP_COUNT

    return value if value > 0 else LOOP_COUNT


def configured_target() -> str:
    return sys.argv[1] if len(sys.argv) > 1 else 'slo"vo\\path'


def quote_json_string(value: str) -> str:
    return (
        '"'
        + value.replace("\\", "\\\\")
        .replace('"', '\\"')
        .replace("\n", "\\n")
        .replace("\t", "\\t")
        .replace("\r", "\\r")
        .replace("\b", "\\b")
        .replace("\f", "\\f")
        + '"'
    )


def json_quote_loop(limit: int, target: str) -> int:
    i = 0
    acc = 1

    while i < limit:
        acc += len(quote_json_string(target))
        i += 1

    return acc


def main() -> int:
    result = json_quote_loop(configured_loop_count(), configured_target())
    print(result)
    return 0 if result == EXPECTED_CHECKSUM else 1


if __name__ == "__main__":
    raise SystemExit(main())