Submission #32649747

---

Source Code Expand

N = gets.to_i
B = Array.new(N+1){[]}
E = [[]]+(N-1).times.map{
	gets.split.map(&:to_i).tap{|a,b|
		B[a]<<b
		B[b]<<a
	}
}

L = [nil]*(N+1)
R = [nil]*(N+1)
i = -1
*Q = 1
while a = Q.pop
	if ! L[a]
		L[a] = i += 1
		Q<<a
		Q.concat B[a].select{|b| ! L[b] }
	else
		R[a] = i += 1
	end
end

S = [0]*(i+1)
Q = gets.to_i
Q.times{
	t,e,x,y = *gets.split.map(&:to_i),0
	a,b = E[e].rotate t
	if L[a]<L[b]
		S[L[b]] += x
		S[R[b]] -= x
	else
		S[0] += x
		S[L[a]] -= x
		S[R[a]] += x
	end
}
s = 0
S.map!{|x| s += x }

puts L[1..N].map{|i| S[i] }

Submission Info

Compile Error

./Main.rb:27: warning: assigned but unused variable - y

Judge Result