#Exam 3

def weather(num_days):
	counter=1
	c_no_rain_warm=0
	while(counter<=num_days):
		t=float(input("enter temperature "))
		rain=int(input("enter rain indicator "))

		if(t>=75 and rain==0):
			c_no_rain_warm=c_no_rain_warm+1
	
	return c_no_rain_warm

def main():
	num_days=int(input("enter number of days "))
	weather_res=weather(num_days)
	if(weather_res==0):
		print("NO rain warm days ")
	else:
		print("there are", weather_res, "warm dry days")		
main()