import sys
#sys.setrecursionlimit(500000)
def I(): return int(sys.stdin.readline().rstrip())
def MI(): return map(int,sys.stdin.readline().rstrip().split())
def TI(): return tuple(map(int,sys.stdin.readline().rstrip().split()))
def LI(): return list(map(int,sys.stdin.readline().rstrip().split()))
def SI(): return sys.stdin.readline().rstrip()
def LS(): return list(sys.stdin.readline().rstrip())
#for i, pi in enumerate(p):
from collections import defaultdict,deque
import bisect
import itertools
dic = defaultdict(int)
d = deque()

N = I()
S = [LI() for _ in range(N)]
for i in range(N):
  for j in range(N):
    for k in range(N):
      if S[S[i][j]][k] != S[i][S[j][k]]:
        print('No')
        exit()
for e in range(N):
  check = 0
  for i in range(N):
    if S[i][e] == S[e][i] == i:
      continue
    else:
      check = 1
      break
  if check:
    continue
  count = 0
  check = set()
  for i in range(N):
    for x in range(N):
      if S[i][x] == e:
        if S[x][i] == e:
          check.add(i)
          break
  if len(check) == N:
    print('Yes')
    exit()
print('No')