Problem p02936 (python)

Fixed submission:
import sys
sys.setrecursionlimit(10**7)
def input():
    return sys.stdin.readline()[:-1]

n, q = map(int, input().split())
g = [list() for i in range(n)]
node = [0] * n

for i in range(n-1):
    a, b = map(int, input().split())
    a -= 1; b -= 1
    g[a].append(b)
    g[b].append(a)

for i in range(q):
    p, x = map(int, input().split())
    node[p-1] += x

def dfs(v, p=-1):
    for u in g[v]:
        if u == p: continue
        node[u] += node[v]
        dfs(u, v)

dfs(0)
print(*node)

Buggy submission (verdict: Runtime Error):
n, q = map(int, input().split())
g = [list() for i in range(n)]
node = [0] * n

for i in range(n-1):
    a, b = map(int, input().split())
    a -= 1; b -= 1
    g[a].append(b)
    g[b].append(a)

for i in range(q):
    p, x = map(int, input().split())
    node[p-1] += x

def dfs(v, p=-1):
    for u in g[v]:
        if u == p: continue
        node[u] += node[v]
        dfs(u, v)

dfs(0)
print(*node)

Buggy submission (verdict: Runtime Error):
n, q = map(int, input().split())
g = [list() for i in range(n)]
node = [0]*n

for i in range(n-1):
    a, b = map(int, input().split())
    a -= 1; b -= 1
    g[a].append(b)
    g[b].append(a)

for i in range(q):
    p, x = map(int, input().split())
    node[p-1] += x

def dfs(v, p=-1):
    for u in g[v]:
        if u == p:
            continue
        node[u] += node[v]
        dfs(u, v)

dfs(0)
print(*node)

Buggy submission (verdict: Runtime Error):
n, q = map(int, input().split())
g = [[] for _ in range(n)]
node = [0]*n

for _ in range(n-1):
    a, b = map(int, input().split())
    a -= 1; b -= 1
    g[a].append(b); g[b].append(a)
for i in range(q):
    p, x = map(int, input().split())
    p -= 1
    node[p] += x

def dfs(v, p=-1):
    for u in g[v]:
        if u==p:
            continue
        node[u] += node[v]
        dfs(u, v)

dfs(0)
print(*node)

Buggy submission (verdict: Runtime Error):
n, q = map(int, input().split())
g = [[] for _ in range(n)]
for _ in range(n-1):
    a, b = map(lambda x: int(x)-1, input().split())
    g[a].append(b); g[b].append(a)
node = [0]*n
for i in range(q):
    p, x = map(int, input().split())
    p -= 1
    node[p] += x

def dfs(v, p=-1):
    for u in g[v]:
        if u==p:
            continue
        node[u] += node[v]
        dfs(u, v)
dfs(0)
print(*node)

Buggy submission (verdict: Runtime Error):
def main():
    n, q = map(int, input().split())
    g = [[] for _ in range(n)]
    for _ in range(n-1):
        a, b = map(lambda x: int(x)-1, input().split())
        g[a].append(b); g[b].append(a)
    node = [0]*n
    for i in range(q):
        p, x = map(int, input().split())
        p -= 1
        node[p] += x

    def dfs(v, p=-1):
        for u in g[v]:
            if u==p:
                continue
            node[u] += node[v]
            dfs(u, v)
    dfs(0)
    print(*node)

if __name__ == "__main__":
    main()

Buggy submission (verdict: Runtime Error):
def main():
    n, q = map(int, input().split())
    g = [[] for _ in range(n)]
    for _ in range(n-1):
        a, b = map(lambda x: int(x)-1, input().split())
        g[a].append(b); g[b].append(a)
    node = [0]*n
    for i in range(q):
        p, x = map(int, input().split())
        p -= 1
        node[p] += x

    def dfs(v, p=-1):
        for u in g[node]:
            if u==p:
                continue
            node[u] += node[v]
            dfs(u, v)
    dfs(0)
    print(*node)

if __name__ == "__main__":
    main()

Buggy submission (verdict: Runtime Error):
def dfs(c, t, node, p=-1):
    for child in t[node]:
        if child==p:
            continue
        c[child] += c[node]
        c, t = dfs(c, t, child, node)
    return c, t

def main():
    n, q = map(int, input().split())
    t = [[] for _ in range(n)]
    for _ in range(n-1):
        a, b = map(lambda x: int(x)-1, input().split())
        t[a].append(b); t[b].append(a)
    c = [0]*n
    for i in range(q):
        p, x = map(int, input().split())
        p -= 1
        c[p] += x

    c, _ = dfs(c, t, 0)
    print(*c)

if __name__ == "__main__":
    main()

Buggy submission (verdict: Runtime Error):
def main():
    n, q = map(int, input().split())
    t = [[] for _ in range(n)]
    for _ in range(n-1):
        a, b = map(lambda x: int(x)-1, input().split())
        t[a].append(b); t[b].append(a)
    c = [0]*n
    for i in range(q):
        p, x = map(int, input().split())
        p -= 1
        c[p] += x

    def dfs(node, p=-1):
        for child in t[node]:
            if child==p:
                continue
            c[child] += c[node]
            dfs(child, node)
    dfs(0)
    print(*c)

if __name__ == "__main__":
    main()

Buggy submission (verdict: Runtime Error):
def main():
    from collections import deque
    n, q = map(int, input().split())
    t = [[] for _ in range(n)]
    for _ in range(n-1):
        a, b = map(lambda x: int(x)-1, input().split())
        t[a].append(b); t[b].append(a)
    c = [0]*n
    for i in range(q):
        p, x = map(int, input().split())
        p -= 1
        c[p] += x
    dq = deque([0])

    def dfs(node, p=-1):
        for child in t[node]:
            if child==p:
                continue
            c[child] += c[node]
            dfs(child, node)
    dfs(0)
    print(*c)

if __name__ == "__main__":
    main()

Buggy submission (verdict: Runtime Error):
def main():
    from collections import deque
    n, q = map(int, input().split())
    t = [[] for _ in range(n)]
    for _ in range(n-1):
        a, b = map(lambda x: int(x)-1, input().split())
        t[a].append(b); t[b].append(a)
    c = [0]*n
    for i in range(q):
        p, x = map(int, input().split())
        p -= 1
        c[p] += x
    dq = deque([0])

    def dfs(node, p=-1):
        while t[node]:
            child = t[node].pop()
            if child==p:
                continue
            c[child] += c[node]
            dfs(child, node)
    dfs(0)
    print(*c)

if __name__ == "__main__":
    main()

Buggy submission (verdict: Runtime Error):
def f_d():
    def count_c(i, t, o, x):
        m = t[i]

        if len(m) == 0:
            return o

        for j in m:
            o[j-1] += x
            o = count_c(j, t, o, x)

        return o

    n, q = map(int, input().split())
    t = [[] for _ in range(n+1)]
    o = [0 for _ in range(n)]

    for _ in range(1, n):
        a, b = map(int, input().split())
        t[a].append(b)

    for _ in range(q):
        p, x = map(int, input().split())
        o[p-1] += x
        o = count_c(p, t, o, x)

    print(" ".join(map(str, o)))

if __name__ == "__main__":
    f_d()