a) a man climbs a set of 10 steps, taking either 1 or 2 steps in each stride. In how many ways can he climb all 10 steps?
b)A man climbs a set of 10 steps, taking either 1,2, or 3 steps in each stride. in how many ways can he climb all 10 steps?
a) a man climbs a set of 10 steps, taking either 1 or 2 steps in each stride. In how many ways can he climb all 10 steps?
b)A man climbs a set of 10 steps, taking either 1,2, or 3 steps in each stride. in how many ways can he climb all 10 steps?