#Exam 3 problem 2
def distance(travel_time,travel_speed):
	return travel_time*travel_speed
def count(num_days):
	count_mile_100=0
	for i in range(num_days):
		travel_time=float(input("enter travel time "))
		travel_speed=int(input("enter travel speed "))
		miles=distance(travel_time,travel_speed)
		print("distance for day", i+1,"is", miles)
		if(miles>=100):
			count_mile_100=count_mile_100+1
	return count_mile_100
def main():
	num_days=int(input("enter number of days "))
	result=count(num_days)
	if(result==0):
		print("no days with 100 miles or more")
	else:
		print(result,"days with 100 miles or more")
main()