You are trying to attach every square tile to a wall measuring 24 meters (m) wide and 18 meters (m) long. If you use a minimum number of tiles, find how many meters (m) each side of the tile is.
24 18 [OP_GCD]
var_a = 24
var_b = 18
var_c = math.gcd(int(var_b), int(var_a))
print(int(var_c))