(n,),*d=[[*map(int,s.split())]for s in open(0)]
ok1=ok2=ok3=ok4=1
for i in range(n):
  if d[i][i]:
    ok1=0
for i in range(n):
  for j in range(n):
    if d[i][j]!=d[j][i]:
      ok2=0
for i in range(n):
  for j in range(n):
    for k in range(n):
      if d[i][j]>d[i][k]+d[k][j]:
        ok3=0
for i in range(n):
  for j in range(n):
    for k in range(n):
      if d[i][j]>max(d[i][k],d[k][j]):
        ok4=0
if ok1==ok2==ok3==1:
  print('Yes')
else:
  print('No')
if ok1==ok2==ok4==1:
  print('Yes')
else:
  print('No')