from collections import Counter, deque, defaultdict from heapq import heapify, heappop, heappush, nlargest, nsmallest from bisect import bisect_left, bisect, bisect_right from copy import deepcopy from time import perf_counter import sys from typing import Any, List, Callable def debug(*args, sep=" ", end="\n") -> None: print(*args, sep=sep, end=end, file=sys.stderr) def main(): global inf, MOD input = sys.stdin.read().split() ptr = 0 inf = float("inf") MOD = 998244353 def nand(a, b): return 1 ^ (a & b) for a in range(2): for b in range(2): for c in range(2): if nand(nand(a, b), c) != nand(a, nand(b, c)): print(a, b, c) sys.exit() if __name__ == "__main__": main()