# verification-helper: PROBLEM https://atcoder.jp/contests/abc138/tasks/abc138_d
import sequtils, strutils
import cplib/tree/tree
var n, q, a, b, p, x: int
(n, q) = stdin.readLine.split.map(parseInt)
var g = initUnWeightedTree(n)
for i in 0..<n-1:
(a, b) = stdin.readLine.split.map(parseInt)
g.add_edge(a-1, b-1)
var cnt = newSeqWith(n, 0)
for i in 0..<q:
(p, x) = stdin.readLine.split.map(parseInt)
cnt[p-1] += x
proc dfs(u, par, val: int): void =
cnt[u] += val
for (v, c) in g.edges[u]:
if v == par: continue
dfs(v, u, cnt[u])
dfs(0, -1, 0)
echo cnt.join(" ")
Traceback (most recent call last):
File "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/languages/nim.py", line 86, in bundle
raise NotImplementedError
NotImplementedError
verify/tree/tree_atcoder_test_.nim
cplib/graph/graph.nim