_alternative_moves.py

#!/usr/bin/python3
from sys import stdin

def main ():
    read = stdin.readline
    t = int (read ())
    for t_ in range (t):
        n, a, b = map (int, read ().split ())
        print (1 if a >= n else ((2 * ((n - b - 1) // (a - b)) + 1) if a > b else -1))
                

if __name__ == "__main__": main ()