MOD = 998244353
from math import gcd
t = int(input())
for _ in range(t):
    x,a,b = map(int,input().split())
    if a > b:
        a,b = b,a
    lcm_ = a * b // gcd(a,b)
    lc = ((x+lcm_-1)//lcm_) * lcm_
    la = ((x+a-1)//a) * a
    lb = ((x+b-1)//b) * b
    ans = (lc - lb) // b * 2
    if x == lb: ans += 1
    elif x == la or lb <= la: ans += 2
    else: ans += 3
    print(ans % MOD)