Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    # 作りたい要素数nで初期化
    # 使用するインスタンス変数の初期化
    def __init__(self, n):
        self.n = n
        # root[x]<0ならそのノードが根かつその値が木の要素数
        # rootノードでその木の要素数を記録する
        self.root = [-1]*(n+1)
        # 木をくっつける時にアンバランスにならないように調整する
        self.rnk = [0]*(n+1)

    # ノードxのrootノードを見つける
    def Find_Root(self, x):
        if(self.root[x] < 0):
            return x
        else:
            # ここで代入しておくことで、後の繰り返しを避ける
            self.root[x] = self.Find_Root(self.root[x])
            return self.root[x]
    # 木の併合、入力は併合したい各ノード
    def Unite(self, x, y):
        # 入力ノードのrootノードを見つける
        x = self.Find_Root(x)
        y = self.Find_Root(y)
        # すでに同じ木に属していた場合
        if(x == y):
            return 
        # 違う木に属していた場合rnkを見てくっつける方を決める
        elif(self.rnk[x] > self.rnk[y]):
            self.root[x] += self.root[y]
            self.root[y] = x

        else:
            self.root[y] += self.root[x]
            self.root[x] = y
            # rnkが同じ（深さに差がない場合）は1増やす
            if(self.rnk[x] == self.rnk[y]):
                self.rnk[y] += 1
    # xとyが同じグループに属するか判断
    def isSameGroup(self, x, y):
        return self.Find_Root(x) == self.Find_Root(y)

    # ノードxが属する木のサイズを返す
    def Count(self, x):
        return - self.root[self.Find_Root(x)]
        

    def members(self, x):
        root = self.Find_Root(x)
        return [i for i in range(self.n) if self.Find_Root(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.root) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.Unite(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.isSameGroup(c, d):
            ans[c] -= 1
            ans[d] -= 1


    for y in u.all_group_members().values():
        x = len(y)
        for j in y:
            ans[j] += x - 1


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

main()

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()

Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1


    for y in u.all_group_members().values():
        x = len(y)
        for j in y:
            ans[j] += x - 1


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

main()

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()

Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

n, m, k = map(int, input().split())

u = UnionFind(n)

ans = [0 for i in range(n)]

for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    u.union(a, b)
    ans[a] -= 1
    ans[b] -= 1

for i in range(k):
    c, d = map(int, input().split())
    c -= 1
    d -= 1
    if u.same(c, d):
        ans[c] -= 1
        ans[d] -= 1


for y in u.all_group_members().values():
    x = len(y)
    for j in y:
        ans[j] += x - 1


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

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()

Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

n, m, k = map(int, input().split())

u = UnionFind(n)

ans = [0 for i in range(n)]

for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    u.union(a, b)
    ans[a] -= 1
    ans[b] -= 1

for i in range(k):
    c, d = map(int, input().split())
    c -= 1
    d -= 1
    if u.same(c, d):
        ans[c] -= 1
        ans[d] -= 1


for y in u.all_group_members().values():
    x = len(y)
    for j in y:
        ans[j] += x - 1


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

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()

Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

n, m, k = map(int, input().split())

u = UnionFind(n)

frends = [set() for i in range(n)]

for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    u.union(a, b)
    frends[a].add(b)
    frends[b].add(a)

for i in range(k):
    c, d = map(int, input().split())
    c -= 1
    d -= 1
    frends[c].add(d)
    frends[d].add(c)

ans = [0 for i in range(n)]

for y in u.all_group_members().values():
    x = set(y)
    for j in x:
        ans[j] = len(x - frends[j]) - 1


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

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()

Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

n, m, k = map(int, input().split())

u = UnionFind(n)

frends = [set() for i in range(n)]

for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    u.union(a, b)
    frends[a].add(b)
    frends[b].add(a)

hate = [set() for i in range(n)]

for i in range(k):
    c, d = map(int, input().split())
    c -= 1
    d -= 1
    frends[c].add(d)
    frends[d].add(c)

ans = [0 for i in range(n)]

for y in u.all_group_members().values():
    x = set(y)
    for j in x:
        ans[j] = len(x - frends[j]) - 1


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

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()

Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

n, m, k = map(int, input().split())

u = UnionFind(n)

frends = [set() for i in range(n)]

for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    u.union(a, b)
    frends[a].add(b)
    frends[b].add(a)

hate = [set() for i in range(n)]

for i in range(k):
    c, d = map(int, input().split())
    c -= 1
    d -= 1
    hate[c].add(d)
    hate[d].add(c)

ans = [0 for i in range(n)]

for i in range(n):
    x = set(u.members(i))
    ans[i] = len(x - hate[i] - frends[i]) - 1


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

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def main():
    n, m, k = map(int, input().split())

    u = UnionFind(n)

    ans = [0 for i in range(n)]

    for i in range(m):
        a, b = map(int, input().split())
        a -= 1
        b -= 1
        u.union(a, b)
        ans[a] -= 1
        ans[b] -= 1

    for i in range(k):
        c, d = map(int, input().split())
        c -= 1
        d -= 1
        if u.same(c, d):
            ans[c] -= 1
            ans[d] -= 1

    for i in range(n):
        x = u.find(i)
        c = u.parents[x]
        ans[i] -= c + 1

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

main()