require 'pp'

n, q = gets.chomp!.split(" ").map(&:to_i)
$tree = {}

(n - 1).times do |i|
    a, b = gets.chomp!.split(" ").map(&:to_i)
    $tree[a] ||= {}
    $tree[a][b] = 0
end

scores = {}
n.times do |i|
    scores[i+1] = 0
end

operations = []
q.times do |q|
    p, x = gets.chomp!.split(" ").map(&:to_i)
    scores[p] += x
end

#pp scores
pp $tree
ans = {}
tmp = [1]
while tmp.empty?.!
    d = tmp.pop
    ans[d] = scores[d]

    if $tree[d]
        $tree[d].each do |k, _|
            scores[k] += scores[d]
            tmp.push(k)
        end
    end
end

puts ans.sort.map {|x, y| y }.join(" ")
