#include <bits/stdc++.h> #define dbg(x) " [" << #x << ": " << (x) << "] " using namespace std; template<typename A,typename B> ostream& operator<<(ostream& out,const pair<A,B>& p) { return out << "(" << p.first << ", " << p.second << ")"; } template<typename T> ostream& operator<<(ostream& out,const vector<T>& c) { out << "{"; for(auto it = c.begin(); it != c.end(); it++) { if(it != c.begin()) out << ", "; out << *it; } return out << "}"; } int n,m,k; vector<vector<pair<int,int>>> g; vector<vector<pair<int,int>>> gg; vector<unordered_map<int,int>> mp; int bfs() { queue<int> q; q.push(0); vector<int> u(2 * n + 2); vector<pair<int,int>> prv(2 * n + 2); u[0] = 1; while(!q.empty()) { int v = q.front(); if(v == 2 * n + 1) break; q.pop(); int i = 0; for(auto [to,cst] : g[v]) { if(!u[to] && cst) { u[to] = 1; prv[to] = {v,i}; q.push(to); } i++; } } if(!u[2 * n + 1]) return 0; int cur = 2 * n + 1; while(cur != 0) { int prev = prv[cur].first; int id = prv[cur].second; g[prev][id].second--; g[cur][mp[cur][prev]].second++; cur = prev; } return 1; } void solve() { cin >> n >> m >> k; g.resize(2 * n + 2); mp.resize(2 * n + 2); for(int i = 1; i <= n; i++) { if(i <= k) { mp[0][i] = g[0].size(); g[0].push_back({i,1}); mp[i][0] = g[i].size(); g[i].push_back({0,0}); } mp[i][i + n] = g[i].size(); g[i].push_back({i + n,1}); mp[i + n][i] = g[i + n].size(); g[i + n].push_back({i,0}); } for(int i = 0; i < m; i++) { int a,b; cin >> a >> b; mp[a + n][b] = g[a + n].size(); g[a + n].push_back({b,1}); mp[b][a + n] = g[b].size(); g[b].push_back({a + n,0}); } gg = g; vector<int> ans(k + 1); for(int i = k + 1; i <= n; i++) { int fl = 0; for(int j = i; j <= n; j++) { mp[j + n][2 * n + 1] = g[j + n].size(); g[j + n].push_back({2 * n + 1,1}); mp[2 * n + 1][j + n] = g[2 * n + 1].size(); g[2 * n + 1].push_back({j + n,0}); fl += bfs(); ans[fl]++; if(fl == k) { ans[k] += n - j; break; } } g = gg; } for(int i = 0; i <= k; i++) { cout << ans[i] << endl; } } int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int testNum = 1; //cin >> testNum; for(int i = 1; i <= testNum; i++) { solve(); } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 | #include <bits/stdc++.h> #define dbg(x) " [" << #x << ": " << (x) << "] " using namespace std; template<typename A,typename B> ostream& operator<<(ostream& out,const pair<A,B>& p) { return out << "(" << p.first << ", " << p.second << ")"; } template<typename T> ostream& operator<<(ostream& out,const vector<T>& c) { out << "{"; for(auto it = c.begin(); it != c.end(); it++) { if(it != c.begin()) out << ", "; out << *it; } return out << "}"; } int n,m,k; vector<vector<pair<int,int>>> g; vector<vector<pair<int,int>>> gg; vector<unordered_map<int,int>> mp; int bfs() { queue<int> q; q.push(0); vector<int> u(2 * n + 2); vector<pair<int,int>> prv(2 * n + 2); u[0] = 1; while(!q.empty()) { int v = q.front(); if(v == 2 * n + 1) break; q.pop(); int i = 0; for(auto [to,cst] : g[v]) { if(!u[to] && cst) { u[to] = 1; prv[to] = {v,i}; q.push(to); } i++; } } if(!u[2 * n + 1]) return 0; int cur = 2 * n + 1; while(cur != 0) { int prev = prv[cur].first; int id = prv[cur].second; g[prev][id].second--; g[cur][mp[cur][prev]].second++; cur = prev; } return 1; } void solve() { cin >> n >> m >> k; g.resize(2 * n + 2); mp.resize(2 * n + 2); for(int i = 1; i <= n; i++) { if(i <= k) { mp[0][i] = g[0].size(); g[0].push_back({i,1}); mp[i][0] = g[i].size(); g[i].push_back({0,0}); } mp[i][i + n] = g[i].size(); g[i].push_back({i + n,1}); mp[i + n][i] = g[i + n].size(); g[i + n].push_back({i,0}); } for(int i = 0; i < m; i++) { int a,b; cin >> a >> b; mp[a + n][b] = g[a + n].size(); g[a + n].push_back({b,1}); mp[b][a + n] = g[b].size(); g[b].push_back({a + n,0}); } gg = g; vector<int> ans(k + 1); for(int i = k + 1; i <= n; i++) { int fl = 0; for(int j = i; j <= n; j++) { mp[j + n][2 * n + 1] = g[j + n].size(); g[j + n].push_back({2 * n + 1,1}); mp[2 * n + 1][j + n] = g[2 * n + 1].size(); g[2 * n + 1].push_back({j + n,0}); fl += bfs(); ans[fl]++; if(fl == k) { ans[k] += n - j; break; } } g = gg; } for(int i = 0; i <= k; i++) { cout << ans[i] << endl; } } int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int testNum = 1; //cin >> testNum; for(int i = 1; i <= testNum; i++) { solve(); } return 0; } |