#include <bits/stdc++.h> 
 
using namespace std;  
 
typedef long long ll;  
typedef pair<int, int> ii;  
 
const int INF = 1e9;  
const ll LINF = 1e18;  
 
const int N = 1e5 + 5; 
const int M = 1e5 + 5; 
const int Q = 1e5 + 5; 
 
// Duyệt ngược truy vấn => chuyển từ thao tác xoá cạnh thành thao tác thêm cạnh 
 
struct Edge {
	int u, v;  
}; 
 
int n, m, q;   
vector<Edge> edges; 
vector<int> queries;  
 
int p[N], sz[N]; 
 
void initSet() {
	for (int u = 1; u <= n; u++) {
		p[u] = u;  
		sz[u] = 1; 
	}
}
 
int findSet(int u) {
	if (p[u] == u) return u;  
	return p[u] = findSet(p[u]); 
}
 
bool unionSet(int u, int v) {
	u = findSet(u); 
	v = findSet(v); 
	if (u == v) return false; 
	if (sz[u] < sz[v]) swap(u, v); 
	p[v] = u; 
	sz[u] += sz[v]; 
	return true; 
}
 
bool marked[M]; 
int ans[Q];
 
int main() {
	ios::sync_with_stdio(false); 
	cin.tie(nullptr); 	
	cin >> n >> m >> q;  
 
	for (int i = 0; i < m; i++) {
		int u, v; 
		cin >> u >> v; 
		edges.push_back({u, v}); 
	}
 
	for (int i = 0; i < q; i++) {
		int id; cin >> id;  
		--id;  
		marked[id] = true; 
		queries.push_back(id); 
	}
 
	initSet();   
 
	int num_cc = n; // Số thành phần liên thông
	for (int i = 0; i < m; i++) {
		if (marked[i]) continue; 
		Edge e = edges[i]; 
		num_cc -= unionSet(e.u, e.v); 
	}
 
	for (int i = q - 1; i >= 0; i--) {
		ans[i] = num_cc;  
		int id = queries[i]; 
		Edge e = edges[id]; 
		num_cc -= unionSet(e.u, e.v); 
	}
 
	for (int i = 0; i < q; i++) cout << ans[i] << '\n'; 
}

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