import numpy as np
p=998244353
I=np.loadtxt(open(0),"q",skiprows=1).astype("O").reshape(-1,4,3).T
v=I[:,:3];l=I[:,3:];d=l-v
T=l[:2]*d[2]-d[:2]*l[2];d=d[2]
P=d.prod(0)
T*=P//d
T-=T[:,2:]
print(*[pow(i*2,-2,p)*2 for i in P]*abs(T[0,0]*T[1,1]-T[1,0]*T[0,1])%p,sep="\n")