class DisjointSet(object):
    def __init__(self, n):
        self.parent = list(range(n))
        self.rank = [0] * n

    def union(self, x, y):
        self._link(self.find_set(x), self.find_set(y))

    def _link(self, x, y):
        if x == y:
            return
        if self.rank[x] > self.rank[y]:
            self.parent[y] = x
        else:
            self.parent[x] = y
            if self.rank[x] == self.rank[y]:
                self.rank[y] += 1

    def find_set(self, x):
        xp = self.parent[x]
        if xp != x:
            self.parent[x] = self.find_set(xp)
        return self.parent[x]


def read_data():
    N, M, Q = map(int, input().split())
    ABs = []
    for m in range(M):
        a, b = map(int, input().split())
        ABs.append((a-1, b-1))
    CDs = []
    for q in range(Q):
        c, d = map(int, input().split())
        CDs.append((c-1, d-1))
    return N, M, Q, ABs, CDs

def solve(N, M, Q, ABs, CDs):
    Es = [set() for i in range(N)]
    for a, b in ABs:
        Es[a].add(b)
        Es[b].add(a)
    for c, d in CDs:
        Es[c].remove(d)
        Es[d].remove(c)
    ds = DisjointSet(N)
    for u in range(N):
        for v in Es[u]:
            ds.union(u, v)
    ans = [0] * N
    ans[0] = -1
    update_ans(ans, 0, Es, -1)
    val = Q
    for c, d in CDs[::-1]:
        rc = ds.find_set(c)
        rd = ds.find_set(d)
        r0 = ds.find_set(0)
        if rc != rd:
            if rc == r0:
                update_ans(ans, rd, Es, val)
            elif rd == r0:
                update_ans(ans, rc, Es, val)
            ds.union(c, d)
        Es[c].add(d)
        Es[d].add(c)
        val -= 1
    return ans

def update_ans(ans, root, Es, val):
    '''
    root に連結した頂点 v について、ans[v] = val とする。
    '''
    que = [root]
    ans[root] = val
    while que:
        u = que.pop()
        for v in Es[u]:
            if not ans[v]:
                ans[v] = val
                que.append(v)

N, M, Q, ABs, CDs = read_data()
ans = solve(N, M, Q, ABs, CDs)
for k in ans[1:]:
    print(k)