Problem p02762 (python)

Fixed submission:
import sys
sys.setrecursionlimit(10**5)
total=0
def bfs(ind,num):
    kouho=friends[ind]
    
    for i in kouho:
        if sans[i]!=-1:
            continue
        num+=1
        sans[i]=sans[ind]
        l[sans[ind]].add(i)
        num+=bfs(i,0)
    return num
n,m,k=list(map(int,input().split()))
f=[list(map(int,input().split())) for _ in range(m)]
friends=[set() for _ in range(n)]
friends_num=list(map(lambda x:len(x),friends))
bl=[list(map(int,input().split())) for _ in range(k)]
l=[{i} for i in range(n)]

for each in f:
    a,b=each
    friends[a-1].add(b-1)
    friends[b-1].add(a-1)

block=[set() for _ in range(n)]
for each in bl:
    a,b=each
    block[a-1].add(b-1)
    block[b-1].add(a-1)

sans=[-1 for _ in range(n)]
sans[0]=0
total=bfs(0,total)
for i in range(n):
    if sans[i]!=-1:
        continue
    sans[i]=i
    total=bfs(i,total)
ans=[0 for _ in range(n)]


for i in range(n):
    l[i]=set(l[i])


for i in range(n):
    tmp=l[sans[i]]
    ans[i]+=len(tmp)-len(friends[i])-1
    for j in block[i]:
        if sans[i]==sans[j]:
            ans[j]-=1

ans=" ".join(map(str,ans))
#print("total:",total)
print(ans)

Buggy submission (verdict: Runtime Error):
import sys
sys.setrecursionlimit(2000)
def bfs(ind):
    kouho=friends[ind]
    for i in kouho:
        if sans[i]!=-1:
            continue
        sans[i]=sans[ind]
        l[sans[ind]].add(i)
        bfs(i)
n,m,k=list(map(int,input().split()))
f=[list(map(int,input().split())) for _ in range(m)]
friends=[set() for _ in range(n)]
friends_num=list(map(lambda x:len(x),friends))
bl=[list(map(int,input().split())) for _ in range(k)]
l=[{i} for i in range(n)]

for each in f:
    a,b=each
    friends[a-1].add(b-1)
    friends[b-1].add(a-1)

block=[set() for _ in range(n)]
for each in bl:
    a,b=each
    block[a-1].add(b-1)
    block[b-1].add(a-1)

sans=[-1 for _ in range(n)]
sans[0]=0
bfs(0)
for i in range(n):
    if sans[i]!=-1:
        continue
    sans[i]=i
    bfs(i)
ans=[0 for _ in range(n)]
#"""
for i in range(n):
    tmp=(l[sans[i]]-block[i])-friends[i]-{i}
    ans[i]=len(tmp)

#"""
ans=" ".join(map(str,ans))
print(ans)

Buggy submission (verdict: Runtime Error):
import sys
sys.setrecursionlimit(10000)
def bfs(ind):
    kouho=friends[ind]
    for i in kouho:
        if sans[i]!=-1:
            continue
        sans[i]=sans[ind]
        l[sans[ind]].add(i)
        bfs(i)
n,m,k=list(map(int,input().split()))
f=[list(map(int,input().split())) for _ in range(m)]
friends=[set() for _ in range(n)]
friends_num=list(map(lambda x:len(x),friends))
bl=[list(map(int,input().split())) for _ in range(k)]
l=[{i} for i in range(n)]

for each in f:
    a,b=each
    friends[a-1].add(b-1)
    friends[b-1].add(a-1)

block=[set() for _ in range(n)]
for each in bl:
    a,b=each
    block[a-1].add(b-1)
    block[b-1].add(a-1)

sans=[-1 for _ in range(n)]
sans[0]=0
bfs(0)
for i in range(n):
    if sans[i]!=-1:
        continue
    sans[i]=i
    bfs(i)
ans=[0 for _ in range(n)]
#"""
for i in range(n):
    tmp=(l[sans[i]]-block[i])-friends[i]-{i}
    ans[i]=len(tmp)

#"""
ans=" ".join(map(str,ans))
print(ans)

Buggy submission (verdict: Runtime Error):
def bfs(ind):
    kouho=friends[ind]
    for i in kouho:
        if sans[i]!=-1:
            continue
        sans[i]=sans[ind]
        l[sans[ind]].add(i)
        bfs(i)
n,m,k=list(map(int,input().split()))
f=[list(map(int,input().split())) for _ in range(m)]
friends=[set() for _ in range(n)]
friends_num=list(map(lambda x:len(x),friends))
bl=[list(map(int,input().split())) for _ in range(k)]
l=[{i} for i in range(n)]

for each in f:
    a,b=each
    friends[a-1].add(b-1)
    friends[b-1].add(a-1)

block=[set() for _ in range(n)]
for each in bl:
    a,b=each
    block[a-1].add(b-1)
    block[b-1].add(a-1)

sans=[-1 for _ in range(n)]
sans[0]=0
bfs(0)
for i in range(n):
    if sans[i]!=-1:
        continue
    sans[i]=i
    bfs(i)
ans=[0 for _ in range(n)]
"""
for i in range(n):
    tmp=(l[sans[i]]-block[i])-friends[i]-{i}
    ans[i]=len(tmp)

"""
ans=" ".join(map(str,ans))
print(ans)

Buggy submission (verdict: Runtime Error):
def bfs(ind):
    kouho=friends[ind]
    for i in kouho:
        if sans[i]!=-1:
            continue
        sans[i]=sans[ind]
        l[sans[ind]].add(i)
        bfs(i)
n,m,k=list(map(int,input().split()))
f=[list(map(int,input().split())) for _ in range(m)]
friends=[set() for _ in range(n)]
friends_num=list(map(lambda x:len(x),friends))
bl=[list(map(int,input().split())) for _ in range(k)]
l=[{i} for i in range(n)]

for each in f:
    a,b=each
    friends[a-1].add(b-1)
    friends[b-1].add(a-1)

block=[set() for _ in range(n)]
for each in bl:
    a,b=each
    block[a-1].add(b-1)
    block[b-1].add(a-1)

sans=[-1 for _ in range(n)]
sans[0]=0
bfs(0)
for i in range(n):
    if sans[i]!=-1:
        continue
    sans[i]=i
    bfs(i)
ans=[0 for _ in range(n)]
for i in range(n):
    tmp=(l[sans[i]]-block[i])-friends[i]-{i}
    ans[i]=len(tmp)
ans=" ".join(map(str,ans))
print(ans)

Buggy submission (verdict: Runtime Error):
def bfs(ind):
    kouho=friends[ind]
    for i in kouho:
        if sans[i]!=-1:
            continue
        sans[i]=sans[ind]
        l[sans[ind]].add(i)
        bfs(i)
n,m,k=list(map(int,input().split()))
f=[list(map(int,input().split())) for _ in range(m)]
friends=[set() for _ in range(n)]
friends_num=list(map(lambda x:len(x),friends))
bl=[list(map(int,input().split())) for _ in range(k)]
l=[{i} for i in range(n)]

for each in f:
    a,b=each
    friends[a-1].add(b-1)
    friends[b-1].add(a-1)

block=[set() for _ in range(n)]
for each in bl:
    a,b=each
    block[a-1].add(b-1)
    block[b-1].add(a-1)

sans=[-1 for _ in range(n)]
sans[0]=0
bfs(0)
for i in range(n):
    if sans[i]!=-1:
        continue
    sans[i]=i
    bfs(i)
ans=[0 for _ in range(n)]
for i in range(n):
    tmp=(l[sans[i]]-block[i])-friends[i]-{i}
    ans[i]=tmp
ans=" ".join(map(lambda x: str(len(x)),ans))
print(ans)