I=input
def r(X,A):
	return(X+A-1)//A*A
for t in range(int(I())):
	X,A,B=map(int,I().split())
	if A>B:A,B=B,A
	Y=r(X,B)
	Z=r(Y,A)
	a,b=A,B
	while a:a,b=b%a,a
	B//=b
	print((len({X,r(X,A),Y,Z})-1+2*(r(Z//b,A//b*B)-r(Z//b,B)+B)//B)%998244353)