N=int(input())
D=[list(map(int,input().split())) for _ in range(N)]
ans=[1,1,1,1]
for i in range(N):
    if D[i][i]!=0:ans[0]=0
    for j in range(N):
        if D[i][j]!=D[j][i]:ans[1]=0
        for k in range(N):
            if D[i][j]>D[i][k]+D[k][j]:ans[2]=0
            if D[i][j]>max(D[i][k],D[k][j]):ans[3]=0
print("Yes" if ans[0]==ans[1]==ans[2]==1 else "No")
print("Yes" if ans[0]==ans[1]==ans[3]==1 else "No")