Submission #149039

---

Source Code Expand

t=gets.to_i
n=gets.to_i
a=gets.split(" ").map(&:to_i)
m=gets.to_i
b=gets.split(" ").map(&:to_i)
f=true
ai=0
as=a.size
b.map{|bn|
	if ai>=as || a[ai]>bn
		f=false
		break
	end
	while ai<as
		break if a[ai]>=bn-t
		ai+=1
	end
	if ai>=as
		f=false
		break
	end
	ai+=1
}
puts f ? "yes" : "no"

Submission Info

Judge Result