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- #include <bits/stdc++.h>
- //#pragma GCC optimize("Ofast")
- //#pragma GCC target("avx,avx2,fma")
- //#pragma GCC optimization ("unroll-loops")
- #define int long long
- #define pb push_back
- #define all(s) s.begin(),s.end()
- #define pii pair<int,int>
- #define fr first
- #define sc second
- #define bst ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
- #define endl "\n"
- #define no cout << "NO" << endl;
- #define yes cout << "YES" << endl;
- using namespace std;
- const int N = 5e5 + 10, mod = 1e9 + 7, inf = 1e18 + 7, logn = 23;
- const double pi = acos(-1);
- vector<int> gr[N];
- int vis[N], tmp, tin[N], fup[N], timer = 0;
- map<pii, int> mp;
- void dfs1(int v, int pr = -1) {
- vis[v] = 1;
- tmp++;
- tin[v] = fup[v] = timer++;
- for(auto to: gr[v]) {
- if(to == pr) continue;
- if(!vis[to]) {
- dfs1(to, v);
- fup[v] = min(fup[v], fup[to]);
- if(fup[to] > tin[v]) {
- mp[{to, v}] = 1;
- mp[{v, to}] = 1;
- }
- } else {
- fup[v] = min(fup[v], tin[to]);
- }
- }
- }
- void dfs2(int v) {
- vis[v] = 1;
- tmp++;
- for(auto it: gr[v]) {
- if(vis[it] || mp[{v, it}]) {
- continue;
- }
- dfs2(it);
- }
- }
- void solve() {
- //soln
- int n, m;
- cin >> n >> m;
- while(m--) {
- int l, r;
- cin >> l >> r;
- gr[l].pb(r);
- gr[r].pb(l);
- }
- int k = 0, cnt = 1;
- for(int i = 1; i <= n; i++) {
- k += (gr[i].size() == 1);
- }
- dfs1(1);
- memset(vis, 0, sizeof vis);
- for(int i = 1; i <= n; i++) {
- tmp = 0;
- if(!vis[i]) dfs2(i);
- if(tmp) cnt *= tmp;
- if(tmp > 1) {
- k++;
- }
- }
- cout << k << " " << cnt << endl;
- }
- main() {
- bst;
- int t = 1;
- //cin >> t;
- while(t--) {
- solve();
- }
- }
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