Buggy python submission (verdict: Time Limit Exceeded):
import sys
sys.setrecursionlimit(10000000)

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)
    


Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Time Limit Exceeded):
import sys
sys.setrecursionlimit(10000000)

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]==1:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)
    


Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Runtime Error):
import sys
sys.setrecursionlimit(10000)

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]==1:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)
    


Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Runtime Error):
import sys
sys.setrecursionlimit(10000)

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]==1:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

f=[1]+[0]*(N-1)

dfs(0,-1)

print(*O)

Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Time Limit Exceeded):
import sys
sys.setrecursionlimit(10000)

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n,r):
    for i in T[n]:
        if i!=r:
            O[i]+=O[n]

            dfs(i,n)

dfs(0,-1)

print(*O)

Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Runtime Error):
N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n,r):
    for i in T[n]:
        if i!=r:
            O[i]+=O[n]

            dfs(i,n)

dfs(0,-1)

print(*O)

Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Runtime Error):
N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n,r):
    for i in T[n]:
        if i==r:
            continue
        O[i]+=O[n]

        dfs(i,n)

dfs(0,-1)

print(*O)
    


Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)

Buggy python submission (verdict: Runtime Error):
N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n,r):
    for i in T[n]:
        if i==r:
            continue
        O[i]+=O[n]

        dfs(i,n)

dfs(0,-1)

print(*O)
    


Fixed submission:
import sys
sys.setrecursionlimit(10000000)
input=sys.stdin.readline

N,Q=map(int,input().split())

T=[[] for i in range(N)]

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

O=[0 for i in range(N)]

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

def dfs(n):
    for i in T[n]:
        if r[i]:continue
        r[i]=1
        O[i]+=O[n]
        dfs(i)

r=[1]+[0]*(N-1)

dfs(0)

print(*O)