output stringlengths 52 181k | instruction stringlengths 296 182k |
|---|---|
#include <bits/stdc++.h>
using namespace std;
vector<int> v[500005], sol[500005], to_del;
int DUMMY1 = 0, DUMMY2 = 500005;
struct lista {
int pr, nx, apare;
} ls[500010];
inline void sterge(int val) {
int pre = ls[val].pr;
int nxt = ls[val].nx;
ls[pre].nx = nxt;
ls[nxt].pr = pre;
ls[val].apare = 0;
}
inline... | ### Prompt
Construct a Cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
vector<vector<int>> compos;
int complement_component(vector<vector<int>> &g) {
int n = g.size(), ans = 0;
set<int> S;
for (int i = 0; i < n; ++i) S.insert(i);
while (S.size()) {
++ans;
int theCompo = 0;
queue<int> q;
q.push(*S.begin());
S.erase(S... | ### Prompt
Generate a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
const int MAX = 500005;
int n, m;
vector<int> adj[MAX];
vector<int> g[MAX];
int f[MAX];
int cnt;
int find(int u) { return f[u] = (f[u] == u) ? u : find(f[u]); }
void dfs(int u) {
f[u] = u + 1;
g[cnt].push_back(u);
for (int i = find(1), j = 0; i <= n; i = find(i + 1)) ... | ### Prompt
Please provide a Cpp coded solution to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
int n, m, x, y, K;
set<int> s;
set<pair<int, int> > a;
vector<int> ans[500005];
inline void dfs(int nod) {
set<int>::iterator it;
for (it = s.begin(); it != s.end();) {
if (!a.count(make_pair(min(*it, nod), max(*it, nod)))) {
int x = *it;
s.erase(x);
... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
int const mxn = 5e5 + 10;
vector<int> adj[mxn], v1, v2;
set<int> x, y;
vector<vector<int> > ans;
int mark[mxn];
int main() {
ios_base::sync_with_stdio(false);
int n, m, v;
cin >> n >> m;
for (int i = 0; i < m; i++) {
int a, b;
cin >> a >> b;
adj[a].push_... | ### Prompt
Your task is to create a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
int comps[500010];
set<int> notVis;
vector<vector<int> > adjList;
void dfs(int n, int cmp) {
comps[n] = cmp;
vector<int> toVis;
int idx = 0;
for (auto it = notVis.begin(); it != notVis.end();) {
while (idx < adjList[n].size() && (*it) > adjList[n][idx]) idx++;
... | ### Prompt
Construct a CPP code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const int N = 500 * 1000 + 10;
int n, m, cnt;
set<int> sv;
vector<int> adj[N], ans[N], tmp;
queue<int> q;
int main() {
ios::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL);
cin >> n >> m;
for (int i = 0, u, v; i < m; i++)
cin >> u >> v, adj[u].push_back(v), ... | ### Prompt
Please formulate a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
set<int> ver;
int vis[500100], sz[500100], c;
vector<int> comp[500100], g[500100];
void dfs(int u, int p) {
comp[c].push_back(u);
sz[c]++;
for (int i = 0; i < g[u].size(); i++) vis[g[u][i]] = 1;
vector<int> t;
for (set<int>::iterator it = ver.begin(); it != ver.en... | ### Prompt
Generate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 1;
int n, m, a, b, par[N], d[N], o = N, k, y, anss, cnt;
vector<int> adj[N], ans[N];
bool vis[N];
int get_par(int u) {
if (u == par[u]) return u;
return par[u] = get_par(par[u]);
}
void add(int u, int v) {
u = get_par(u);
v = get_par(v);
if (u ... | ### Prompt
Develop a solution in Cpp to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
const double eps = 1e-10;
using namespace std;
using ll = long long;
using ul = unsigned long long;
using PII = pair<int, int>;
const int NN = 1011101;
const int NZ = 511100;
const int MM = 151;
const int need = (1 << 30) - 1;
int n, m, s, x, i, j, t, a, b, k, c, r, col[NN];
int l;
ll in[NN];
v... | ### Prompt
Create a solution in Cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
set<int> ele[500007];
set<int> ble;
vector<int> cle[500003];
int cnt = 0, pr = 0;
void dfs(int x) {
std::vector<int> ans;
for (auto i : ble) {
if (ele[x].find(i) == ele[x].end() && ele[i].find(x) == ele[i].end()) {
ans.push_back(i);
cle[cnt].push_back(i)... | ### Prompt
Develop a solution in CPP to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
using namespace std;
const long double eps = 1e-7;
const int inf = 1000000010;
const long long INF = 10000000000000010LL;
const int mod = 1000000007;
const int MAXN = 500010;
struct DSU {
int par[MAXN];
int sz[MAXN];
DSU() {
for (int i = 1; i < MAXN; i++)... | ### Prompt
Create a solution in Cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
using namespace std;
template <class c>
struct rge {
c b, e;
};
template <class c>
rge<c> range(c i, c j) {
return rge<c>{i, j};
}
template <class c>
auto dud(c* x) -> decltype(cerr << *x, 0);
template <class c>
char dud(...);
struct debug {
template <class c>
... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
unordered_map<long long, int> mp;
long long temp;
vector<int> ans[500010];
int bel[500010], pre[500010], nex[500010], q[500010];
int main() {
int n, m, x, y;
scanf("%d%d", &n, &m);
for (int i = 1; i <= n; i++) {
pre[i] = i - 1;
nex[i] = i + 1;
}
nex[0] = 1... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5 * 1e5 + 1;
vector<vector<int> > G(MAXN);
set<int> st;
bool m_binary(vector<int> &v, int number) {
int l = 0, r = v.size() - 1;
while (l <= r) {
const int middle = (l + r) >> 1;
if (v[middle] == number) return true;
if (v[middle] < number) ... | ### Prompt
Your task is to create a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
int parent[500001];
int size[500001];
vector<vector<int> > neighbours;
int get_parent(int i) {
if (parent[i] == i)
return i;
else
return parent[i] = get_parent(parent[i]);
}
bool merge(int a, int b) {
int parent_a = get_parent(a);
int parent_b = get_parent(b... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const int N = 2000 * 1000 + 2;
int n, m, x, y, cnt = 0, par[N], sum, s[N], deg[N], mo[N];
vector<int> adj[N], A, B, ans[N];
bool vis[N], is[N];
int get_par(int v) {
if (par[v] == v) return v;
return par[v] = get_par(par[v]);
}
void add(int u, int v) {
u = get_par(u);
... | ### Prompt
Your task is to create a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5e5 + 10;
set<int> rem;
queue<int> q;
vector<int> ng[MAXN];
bool mark[MAXN];
vector<int> comps[MAXN];
int main() {
int n, m;
scanf("%d%d", &n, &m);
for (int i = 0; i < m; i++) {
int x, y;
scanf("%d%d", &x, &y);
x--;
y--;
ng[x].push... | ### Prompt
Construct a CPP code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 500010;
const int inf = (1 << 30);
int n, m;
vector<int> adj[MAXN];
int p[MAXN], cmpn[MAXN];
int find(int i) { return p[i] == i ? i : p[i] = find(p[i]); }
void merge(int u, int v) {
u = find(u);
v = find(v);
p[u] = v;
}
vector<int> ans[MAXN];
bool che... | ### Prompt
Develop a solution in Cpp to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5 * 100 * 1000 + 13;
queue<int> bfsq;
set<int> bfsS;
set<pair<int, int> > forbid;
vector<int> compV[MAXN], toDel;
int main() {
ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0);
int n, m;
cin >> n >> m;
for (int i = 1; i <= m; i++) {
int... | ### Prompt
Your challenge is to write a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
int n, m;
pair<int, int> edges[1000000];
int main() {
ios_base::sync_with_stdio(0);
cin >> n >> m;
for (int i = 0; i < (int)(m); i++) {
int u, v;
cin >> u >> v;
edges[i] = make_pair(--u, --v);
}
sort(edges, edges + m);
set<int> a;
for (int i = 0; i... | ### Prompt
Please provide a Cpp coded solution to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const double PI = acos(-1.0);
template <class T>
T SQR(const T &a) {
return a * a;
}
vector<int> g[500100];
int pred[500100];
vector<int> Ans[500100];
int findPred(int a) {
if (pred[a] != a) pred[a] = findPred(pred[a]);
return pred[a];
}
int P[500100] = {0};
void run(... | ### Prompt
Develop a solution in CPP to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
#pragma comment(linker, "/STACK:16777216")
using namespace std;
const int sz = 500500;
int B[sz], dp[sz], gr, n, m;
vector<int> A[sz];
vector<int> res[sz];
queue<pair<int, int> > Q;
int next(int v) {
if (!B[v])
return v;
else
return dp[v] = next(dp[v]);
}
void bfs(int v) {
pair<in... | ### Prompt
In CPP, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
const int64_t MOD = 1e9 + 7;
int64_t n, m;
vector<int64_t> adj[500001];
vector<vector<int64_t> > ans;
vector<int64_t> candi;
set<int64_t> st;
void dfs(int64_t i) {
candi.push_back(i);
st.erase(i);
vector<int64_t> connect;
for (const int64_t &j : st) {
if (!binar... | ### Prompt
Your task is to create a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 10;
const int maxn5 = 5e5 + 10;
const int maxnt = 1.2e6 + 10;
const int maxn3 = 1e3 + 10;
const long long mod = 1e9 + 7;
const long long inf = 2e18;
int st, cmp[maxn5], nxt[maxn5], pre[maxn5];
vector<int> adj[maxn5], ver[maxn5];
bool mark[maxn5];
void... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
int N, M;
vector<int> edge[500005], ans[500005];
int pA;
struct UFS {
int fa[500005];
void init(int n) {
int i;
for (i = 0; i < n; i++) fa[i] = i;
}
int find(int x) { return x == fa[x] ? x : (fa[x] = find(fa[x])); }
void uni(int x, int y) { fa[find(x)] = f... | ### Prompt
Generate a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
const long long N = 5e5 + 5;
unordered_set<long long> g[N], s;
vector<long long> component;
void dfs(long long node) {
component.push_back(node);
s.erase(node);
vector<long long> to_del;
for (auto it : s) {
if (g[node].find(it) == g[node].end()) {
to_del.p... | ### Prompt
Create a solution in Cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
int n, m, x, K, y;
set<int> s;
set<pair<int, int> > a;
vector<int> ans[500005];
inline void dfs(int nod) {
set<int>::iterator it;
for (it = s.begin(); it != s.end();) {
if (!a.count(make_pair(min(*it, nod), max(*it, nod)))) {
int x = *it;
s.erase(x);
... | ### Prompt
Your task is to create a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 8;
int n, m, k, a, b, cnt;
vector<int> mark[N], nei[N], v;
set<int> s;
queue<int> q;
bool c[N];
void bfs(int u) {
q.push(u);
c[u] = 1;
mark[cnt].push_back(u);
s.erase(u);
while (!q.empty()) {
k = q.front();
for (int i = 0; i < nei[k].si... | ### Prompt
Please create a solution in Cpp to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int64_t N = 5e5 + 1e1;
bool mark[N];
int64_t n, m, ans, par[N], sz[N];
vector<int64_t> mol[N], adj[N];
int64_t root(int64_t x) { return par[x] = (x == par[x] ? x : root(par[x])); }
int64_t mrg(int64_t x, int64_t y) {
x = root(x);
y = root(y);
if (x == y) {
r... | ### Prompt
Please formulate a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int MX5 = 5e5 + 10;
int n, m, ANS = 0, Ans[MX5], pointer = 0, P2 = 0, SZANS[MX5], u, v;
vector<int> G[MX5];
set<int> st;
bitset<MX5> mark;
void DFS(int u) {
st.erase(u);
mark[u] = 1;
Ans[pointer] = u;
pointer++;
ANS++;
std::set<int>::iterator itr = st.begi... | ### Prompt
Develop a solution in CPP to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
int visited[500010], n, m, mk[500010], pt[500010];
int mat[6010][6010];
vector<int> graph[500010], comp[500010], cur;
int nope = 0;
void dfs1(int s) {
visited[s] = 1;
cur.push_back(s);
for (int i = 1; i <= n; i++) {
if (i != s && !mat[s][i] && !visited[i]) {
... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
vector<int> G[N];
int n, m, L[N], R[N];
bool vis[N];
queue<int> Q;
vector<int> cur;
vector<vector<int> > ans;
void Delete(int x) {
R[L[x]] = R[x];
L[R[x]] = L[x];
}
bool Find(int u, int v) {
vector<int>::iterator it = lower_bound(G[u].begin(), G... | ### Prompt
Please formulate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
pair<int, int> e[2 * 10 * 100001];
int h[5 * 100001], sv[2][5 * 100001], ret[5 * 100001], w[2], t, run, Left, top,
k, s[5 * 100001], u, v;
int main() {
int n, m;
scanf("%d%d", &n, &m);
for (long i = long(1); i <= long(m); i++)
scanf("%d%d", &e[i].first, &e[i].... | ### Prompt
Develop a solution in Cpp to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
struct _ {
_() {
ios_base::sync_with_stdio(0);
cin.tie(0);
}
stringstream ss;
} _;
template <class A, class B>
ostream &operator<<(ostream &o, pair<A, B> t) {
o << "(" << t.first << ", " << t.second << ")";
return o;
}
template <class T>
inline string tost... | ### Prompt
Generate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
const int MAX_N = 500 * 1000 + 10;
vector<int> adj[MAX_N], vec[MAX_N];
int n, m, cnt;
queue<int> q;
set<int> s;
void readInput() {
int n, m;
cin >> n >> m;
for (int i = 0; i < m; i++) {
int u, v;
cin >> u >> v;
u--, v--;
adj[u].push_back(v);
adj[v]... | ### Prompt
Create a solution in cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 500100;
unordered_set<int> G[MAXN], s_;
vector<int> v;
int n, m, a, b;
void dfs(int s) {
v.push_back(s);
std::vector<int> cur;
for (auto c : s_) {
if (G[s].find(c) != G[s].end()) continue;
cur.push_back(c);
}
for (auto sd : cur) s_.erase(s... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
int n, m, cnt, belong[N];
vector<int> g[N], ans[N];
int get(int x) { return belong[x] ? belong[x] = get(belong[x]) : x; }
void dfs(int i) {
ans[cnt].push_back(i);
belong[i] = i + 1;
for (int j = get(1), k = 0; j <= n; j = get(j + 1)) {
for (... | ### Prompt
In CPP, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 500000 + 1000;
int n, m, ans, par[MAXN];
vector<int> adj[MAXN], out[MAXN];
bool mark[MAXN];
int find(int x) {
if (par[x] == x) return x;
return par[x] = find(par[x]);
}
void dfs(int x) {
mark[x] = 1;
par[x] = x + 1;
for (int i = 0; i < adj[x].size... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
class Unvis {
vector<int> next;
vector<bool> isVis;
public:
Unvis(int n) {
next = vector<int>(n + 1);
isVis = vector<bool>(n + 1, false);
iota(next.begin(), next.end(), 0);
}
int next_node(int u) {
return not isVis[u] ? u : next[u] = next_node(ne... | ### Prompt
Please formulate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5e5 + 7;
int n, m, u, v;
set<int> q;
vector<int> ans[maxn], g[maxn];
int tot;
int cnt, del[maxn];
void solve(int u) {
q.erase(u);
ans[++tot].push_back(u);
queue<int> qq;
qq.push(u);
while (!qq.empty()) {
int u = qq.front();
qq.pop();
c... | ### Prompt
Your task is to create a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
set<int> st;
vector<int> mp[500600], ans[500600];
int del[500600];
int n, m, tot;
void Bfs(int x) {
ans[tot].push_back(x);
st.erase(x);
queue<int> s;
s.push(x);
while (!s.empty()) {
int u = s.front();
s.pop();
int cont = 0;
for (set<int>::iterator ... | ### Prompt
In Cpp, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
const long long INF = 1e9 + 10, M = 1e6 + 100, MOD = 1e9 + 7, ML = 25;
int a[M], ne[M];
map<int, bool> mp[M];
vector<int> ve[M], adj[M];
int main() {
int n, m;
scanf("%d%d", &n, &m);
for (int i = 1; i <= m; i++) {
int x, y;
scanf("%d%d", &x, &y);
adj[x].pu... | ### Prompt
Your task is to create a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
const int N = (int)1e6 + 123;
const long long INF = (long long)1e18 + 123;
const int inf = (int)1e9 + 123;
const int MOD = (int)1e9 + 7;
void megaRandom() {
unsigned int FOR;
asm("rdtsc" : "=A"(FOR));
srand(FOR);
}
int n, m;
vector<int> g[N];
int col;
bool u[N];
set<i... | ### Prompt
In CPP, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 10;
const int maxn5 = 5e5 + 10;
const int maxnt = 1.2e6 + 10;
const int maxn3 = 1e3 + 10;
const long long mod = 1e9 + 7;
const long long inf = 2e18;
int st, cmp[maxn5], nxt[maxn5], pre[maxn5];
vector<int> adj[maxn5], ver[maxn5];
bool mark[maxn5];
void... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
unordered_set<int> notInGraph[N];
set<int> notVis;
vector<int> cities;
void bfs(int i) {
notVis.erase(i);
queue<int> q;
q.push(i);
while (!q.empty()) {
int u = q.front();
q.pop();
cities.push_back(u);
vector<int> used;
for ... | ### Prompt
Develop a solution in Cpp to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 10;
const int maxn5 = 5e5 + 10;
const int maxnt = 1.2e6 + 10;
const int maxn3 = 1e3 + 10;
const long long mod = 1e9 + 7;
const long long inf = 2e18;
int st, cmp[maxn5], nxt[maxn5], pre[maxn5];
vector<int> adj[maxn5], ver[maxn5];
bool mark[maxn5];
void... | ### Prompt
Your challenge is to write a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
int inf_int = 2e9;
long long inf_ll = 2e18;
const double pi = 3.1415926535898;
template <typename T, typename T1>
void prin(vector<pair<T, T1> >& a) {
for (int i = 0; i < a.size(); i++) {
cout << a[i].first << " " << a[i].second << "\n";
}
}
template <typename T, ty... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const long long maxn = 5e5 + 500;
vector<long long> ger[maxn];
long long moa[maxn];
long long n;
void okeyed(long long a) {
long long savea = a;
vector<long long> ham;
vector<long long> ham2;
vector<long long> tofale;
for (long long i = 0; i < ger[a].size(); i++) ... | ### Prompt
Your challenge is to write a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
int n, region, deg[500500], d[500500], r[500500], l[500500];
vector<int> ans[500500], D[500500], a[500500];
void remove(int x) {
l[r[x]] = l[x];
r[l[x]] = r[x];
}
int connect(int x, int y) {
if (deg[x] > deg[y]) swap(x, y);
if (!deg[x]) return 1;
return *(lower_bo... | ### Prompt
Develop a solution in Cpp to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
#pragma comment(linker, "/STACK:16000000")
using namespace std;
const long long MAXN = 10000000;
long long N, M, a, b;
vector<vector<int> > G, comp;
set<int> S;
int k = 0;
void dfs(int u) {
comp[k].push_back(u);
for (set<int>::iterator it = S.begin(); it != S.end();) {
int q = *it;
... | ### Prompt
Please formulate a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
vector<int> adj[N], ans[N], st;
bool mark[N];
int main() {
int n, m;
scanf("%d%d", &n, &m);
for (int i = 0; i < m; i++) {
int u, v;
scanf("%d%d", &u, &v);
u--, v--;
adj[u].push_back(v);
adj[v].push_back(u);
}
for (int i =... | ### Prompt
Your task is to create a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
const int MAXN = 500000;
int n, m;
std::set<std::pair<int, int>> G;
std::set<int> notVisitedYet;
std::vector<int> C[MAXN];
int component = 0;
void DFS(int node, std::set<int>::iterator& nodeIt) {
notVisitedYet.erase(nodeIt);
C[component].push_back(node);
auto it = notVisitedYet.begin();
... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5 * 100 * 1000 + 14;
vector<int> comp[MAXN], adj[MAXN];
set<int> res;
int ans = 0;
void dfs(int v) {
comp[ans].push_back(v);
auto it = res.begin();
while (it != res.end()) {
if (find(adj[v].begin(), adj[v].end(), *it) == adj[v].end()) {
int ... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
const int mod = 1e9 + 7;
const int inf = 1e9 + 7;
int n, m, i, x, y, j, ct;
int ata[N], S[N], S2[N], H[N];
vector<int> ans[N], V[N];
set<int> s;
int atabul(int x) { return x == ata[x] ? x : ata[x] = atabul(ata[x]); }
int main() {
scanf("%d %d", &n, ... | ### Prompt
Create a solution in cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
vector<int> v[int(6e5) + 5], w;
int vis[int(6e5) + 5];
set<int> s;
void dfs(int k) {
bool flag = 1;
if (s.find(k) != s.end()) {
s.erase(k);
w.push_back(k);
if (s.empty()) return;
}
for (auto const x : s) {
if (!binary_search(v[k].begin(), v... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
queue<int> q;
vector<int> gr[500020], er, ans[500020];
set<int> r;
int mark[500020];
int isval;
int f;
int x = 0;
int mm = 1;
void bfs(int v) {
while (!q.empty()) {
f = q.front();
q.pop();
for (auto i : r) {
isval = 0;
if (gr[f].size() == 0) {
... | ### Prompt
Please create a solution in cpp to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
inline int read() {
int k = 0, f = 1;
char ch = getchar();
while (ch < '0' || ch > '9') {
if (ch == '-') f = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9') {
k = k * 10 + ch - '0';
ch = getchar();
}
return k * f;
}
inline void write(int x... | ### Prompt
Your task is to create a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
queue<int> q;
set<int> myset;
vector<int> g[N];
int n, m, cnt, c[N];
vector<int> e, C[N];
set<int>::iterator it;
bool bs(int v, int u) {
if (g[v].size() == 0) return true;
int up = g[v].size(), dw = 0;
while (up - dw > 1) {
int mid = (up + d... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
template <class T>
bool uin(T& a, T b) {
return a > b ? (a = b, true) : false;
}
template <class T>
bool uax(T& a, T b) {
return a < b ? (a = b, true) : false;
}
struct dsu {
vector<int> p;
dsu(int n) : p(n, -1) {}
inline int size(int x) { return -p[get(x)]; }
i... | ### Prompt
In cpp, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
int nxt[500004];
int find(int x) { return (x == nxt[x]) ? x : nxt[x] = find(nxt[x]); }
vector<int> sol[500004];
vector<int> cur;
vector<int> adj[500004];
int n;
int sz = 0;
void dfs(int x) {
nxt[x] = x + 1;
sol[sz].push_back(x);
int j = 0, omar = adj[x].size();
for ... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int MM = 5 * 100000;
const int N = 1e6;
vector<int> adj[N];
vector<int> ans[MM];
set<int> s;
int cnt, n, m;
queue<int> q;
bool mark[MM];
void bfs(int x) {
q.push(x);
s.erase(x);
mark[x] = true;
while (!q.empty()) {
ans[cnt].push_back(q.front());
int u ... | ### Prompt
In cpp, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
using namespace std;
const int MAXN = 500010;
struct DSU {
int par[MAXN];
int sz[MAXN];
DSU() {
for (int i = 1; i < MAXN; i++) par[i] = i;
for (int i = 1; i < MAXN; i++) sz[i] = 1;
}
int get(int x) {
if (par[x] == x) return x;
return par[x... | ### Prompt
Create a solution in Cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int Maxn = 500 * 1000 + 10;
int n, m, moal[Maxn], cnt, numd, mark[Maxn];
vector<int> adj[Maxn], ans[Maxn];
bool markadj[Maxn];
void dfs(int v, int a) {
mark[v] = a;
int pt = 0;
for (int i = 0; i < n; i++) {
if (i != v) {
if (pt < (int)adj[v].size() && ... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
vector<int> adj[N], ans[N], st;
int n, m, cnt;
bool mark[N];
int main() {
scanf("%d%d", &n, &m);
for (int i = 0; i < m; i++) {
int u, v;
scanf("%d%d", &u, &v);
u--, v--;
adj[u].push_back(v);
adj[v].push_back(u);
}
for (int ... | ### Prompt
In CPP, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
int n, m, vis[500010];
int cur[500010];
vector<int> G[500010];
vector<int> bbc[500010];
queue<int> Q;
queue<int> X;
int check(int x, int y) {
int L = 0, R = G[x].size() - 1;
while (L <= R) {
int M = (L + R) / 2;
if (G[x][M] == y) {
return 1;
} else if ... | ### Prompt
In cpp, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
int i, j, k, n, m, x, y, T, ans, big, cas, num, len;
bool flag;
vector<int> G[500005], out[500005];
set<int> st;
void bfs(int u) {
queue<int> q;
q.push(u);
while (!q.empty()) {
u = q.front();
q.pop();
out[ans].push_back(u);
for (set<int>::iterator it =... | ### Prompt
In CPP, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
char buf[1 << 21], *p1 = buf, *p2 = buf;
template <class T>
void read(T &x) {
x = 0;
int c = getchar();
int flag = 0;
while (c < '0' || c > '9') flag |= (c == '-'), c = getchar();
while (c >= '0' && c <= '9')
x = (x << 3) + (x << 1) + (c ^ 48), c = getchar();
... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
int const MN = 5e5 + 100;
int n, m, c;
vector<int> ans[MN], vis, adj[MN];
bool mark[MN];
queue<int> q;
int main() {
scanf("%d %d", &n, &m);
for (int i = 0, u, v; i < m; i++) {
scanf("%d %d", &u, &v);
u--, v--;
adj[u].push_back(v);
adj[v].push_back(u);
... | ### Prompt
Your task is to create a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
vector<vector<int> > adjlist;
int main() {
int n, m;
scanf("%d %d", &n, &m);
adjlist.assign(n, vector<int>());
for (int i = 0; i < m; ++i) {
int a, b;
scanf("%d %d", &a, &b);
a--;
b--;
adjlist[a].push_back(b);
adjlist[b].push_back(a);
}
m... | ### Prompt
Construct a CPP code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 500 * 1000 + 100;
const long long mod = 1e9 + 7;
const long long inf = 2 * 1e18;
long long n, m, sz;
vector<int> com[maxn];
vector<int> adj[maxn];
set<int> un_marked;
bool mark[maxn];
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
... | ### Prompt
Create a solution in CPP for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int inf = 2000000000;
const long double eps = 1e-07;
int n, m;
vector<int> g[501000];
int p[501000];
int sz[501000];
set<int> vv;
int getanc(int v) {
if (v == p[v]) return v;
return p[v] = getanc(p[v]);
}
void merge(int a, int b) {
int x = getanc(a);
int y = g... | ### Prompt
Generate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
const int MOD = 1e9 + 7;
const int INF = 1e9;
const long long LNF = 1e18;
void setIO(string s) {
ios_base::sync_with_stdio(0);
cin.tie(0);
}
struct custom_hash {
static uint64_t splitmix64(uint64_t x) {
x += 0x9e3779b97f4a7c15;
x = (x ^ (x >> 30)) * 0xbf58476d... | ### Prompt
Create a solution in cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5 * 100 * 1000 + 14;
vector<int> comp[MAXN], adj[MAXN];
set<int> res;
int ans = 0;
void dfs(int v) {
comp[ans].push_back(v);
auto it = res.begin();
while (it != res.end()) {
if (find(adj[v].begin(), adj[v].end(), *it) == adj[v].end()) {
int ... | ### Prompt
Please create a solution in CPP to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using pll = pair<ll, ll>;
ll power(ll x, ll y);
const ll MOD = 1e9 + 7;
const ll INF = 1e18 + 18;
const int inf = 2e9;
const int N = 5e5 + 5;
vector<int> v[N];
vector<int> adj[N];
vector<int> res;
set<int> st;
int bfs(int s) {
... | ### Prompt
Your task is to create a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
inline long long modadd(long long n, long long m, long long p = 998244353) {
return ((n + m) % p + p) % p;
}
inline long long modsub(long long n, long long m, long long p = 998244353) {
return ((n - m + p) % p + p) % p;
}
inline long long modpro(long long n, long long m... | ### Prompt
In Cpp, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 1;
priority_queue<pair<int, int>, vector<pair<int, int> >,
greater<pair<int, int> > >
pq;
set<pair<int, int> > st;
set<int> ML[N];
vector<int> adj[N];
bitset<N> B;
int n, m, a, b, tmp, x, D[N];
pair<int, int> p, p2;
bool C(int a, int b... | ### Prompt
Your task is to create a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 100;
template <typename T>
inline T read() {
T s = 0, f = 1;
char ch = getchar();
while (!isdigit(ch)) {
if (ch == '-') f = -1;
ch = getchar();
}
while (isdigit(ch)) {
s = (s << 3) + (s << 1) + ch - 48;
ch = getchar();
}
ret... | ### Prompt
Create a solution in cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
vector<int> e[500500];
vector<int> res[500500];
bool visited[500500];
int main() {
int n, m;
scanf("%d%d", &n, &m);
for (int i = 0; i < m; i++) {
int u, v;
scanf("%d%d", &u, &v);
u--;
v--;
e[u].push_back(v);
e[v].push_back(u);
}
list<int> s... | ### Prompt
In CPP, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
set<int> ss1;
set<int>::iterator pos;
vector<int> g[500010];
queue<int> q;
struct Edge {
int v, pre;
};
Edge e[2000010];
int use[500010];
int ecnt, hh[500010], p[500010];
void addEdge(int u, int v) {
e[ecnt].v = v;
e[ecnt].pre = hh[u];
hh[u] = ecnt++;
}
int main() {... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const int N = 500 * 1000 + 10;
int n, m, cnt;
set<int> sv;
vector<int> adj[N], ans[N], tmp;
queue<int> q;
int main() {
ios::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL);
cin >> n >> m;
for (int i = 0, u, v; i < m; i++)
cin >> u >> v, adj[u].push_back(v), ... | ### Prompt
Please formulate a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int N = 500050;
set<int> Free;
vector<int> E[N], sol[N];
void DFS(int u, int c) {
Free.erase(u);
sol[c].push_back(u);
int nxt = N;
for (int i = (signed)E[u].size() - 1; ~i; i--) {
for (int v = *Free.upper_bound(E[u][i]); v < nxt;
v = *Free.upper_b... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
constexpr int N = 1e6 + 10;
int n, m, pos, u, v, z, ver, mn, mx;
vector<int> ans[N];
vector<pair<int, int>> edge;
deque<int> ve;
bool mark[N];
bool bin(int b, int e) {
if (b + 1 == e) {
if (edge[b].first == mn && edge[b].second == mx) return false;
return true;
... | ### Prompt
In cpp, your task is to solve the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and ... |
#include <bits/stdc++.h>
using namespace std;
int n, m;
const int maxN = 5e5 + 5;
vector<int> g[maxN];
set<int> a;
vector<vector<int>> ans;
void dfs(int node) {
a.erase(a.find(node));
ans.back().push_back(node);
for (int i = 0; i < g[node].size(); i++) {
auto it = a.lower_bound(g[node][i] + 1);
while (it ... | ### Prompt
Create a solution in Cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const long long inf = 1e18 + 10;
const int maxn = 5e5 + 30;
const int maxq = 1e5 + 10;
const int alf = 26;
const long long dlm = 1e9 + 7;
const long long del = 179425601;
const int eps = 1e-7;
string O[] = {"YES", "NO", "Yes", "No"};
vector<int> g[maxn];
int com1[maxn], pr[... | ### Prompt
Please create a solution in cpp to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 7;
vector<int> adj[N];
set<int> st, tmp;
vector<int> ans[N];
queue<int> q;
int main() {
int n, m;
scanf("%d %d", &n, &m);
for (int i = 0; i < m; i++) {
int u, v;
scanf("%d %d", &u, &v);
u--, v--;
adj[u].push_back(v);
adj[v].push... | ### Prompt
Generate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
void dfs(int s, set<int> &v, set<pair<int, int>> &edge, vector<int> &nodes) {
v.erase(s);
nodes.push_back(s);
vector<int> q;
for (auto i : v) {
if (edge.count({min(i, s), max(i, s)}) == 0) {
q.push_back(i);
}
}
for (auto i : q) v.erase(i);
for (a... | ### Prompt
Please create a solution in Cpp to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5000 * 100 + 5;
const int mod = 1000 * 1000 * 1000 + 7;
vector<int> nadj[maxn];
vector<int> comp[maxn];
int par[maxn];
int h[maxn];
int tmp[maxn];
int getpar(int x) {
if (par[x] == x) return x;
par[x] = getpar(par[x]);
return par[x];
}
void join(int u... | ### Prompt
Please provide a CPP coded solution to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 500100;
unordered_set<int> grafo[MAXN], s;
vector<int> vec;
void dfs(int x) {
vec.push_back(x);
vector<int> v;
for (auto i : s) {
if (grafo[x].find(i) != grafo[x].end()) continue;
v.push_back(i);
}
for (int i = 0; i < v.size(); i++) s.eras... | ### Prompt
Create a solution in cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 10;
const int maxn5 = 5e5 + 10;
const int maxnt = 1.2e6 + 10;
const int maxn3 = 1e3 + 10;
const long long mod = 1e9 + 7;
const long long inf = 2e18;
int st, cmp[maxn5], nxt[maxn5], pre[maxn5];
vector<int> adj[maxn5], ver[maxn5];
bool mark[maxn5];
void... | ### Prompt
Generate a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
using namespace std;
vector<int> v[500005], sol[500005], to_del;
int DUMMY1 = 0, DUMMY2 = 500005;
struct lista {
int pr, nx, apare;
} ls[500010];
inline void sterge(int val) {
int pre = ls[val].pr;
int nxt = ls[val].nx;
ls[pre].nx = nxt;
ls[nxt].pr = pre;
ls[val].apare = 0;
}
inline... | ### Prompt
Create a solution in Cpp for the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and o... |
#include <bits/stdc++.h>
using namespace std;
int n, m;
int fa[500010], ind[500010];
struct node {
int to, next;
} edge[500010 * 10];
int head[500010], sumedge, poi[500010], tot, pos[500010];
int cnt, num[500010];
vector<int> v[500010];
bool used[500010], g[2005][2005];
map<pair<int, int>, bool> mmm;
int getfa(int x)... | ### Prompt
Generate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
const double eps = 1e-10;
using namespace std;
using ll = long long;
using ul = unsigned long long;
using PII = pair<int, int>;
const int NN = 1011101;
const int NZ = 511100;
const int MM = 151;
const int need = (1 << 30) - 1;
int n, m, s, x, i, j, t, a, b, k, c, r, col[NN];
int l;
ll in[NN];
i... | ### Prompt
Your challenge is to write a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5e5;
int n, m, mind, sub[maxn + 10], br, no_edge[maxn + 10], par[maxn + 10],
sz[maxn + 10];
vector<int> vect[maxn + 10], rez[maxn + 10];
vector<int> mapa[maxn + 10];
int fnd(int x, int y) {
int l = 0;
int r = mapa[x].size() - 1;
int sr;
int ret ... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
#include <bits/stdc++.h>
using namespace std;
const long long INF = 1e9 + 10, M = 1e6 + 100, MOD = 1e9 + 7, ML = 25;
int a[M], ne[M];
vector<int> ve[M], adj[M];
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int n, m;
cin >> n >> m;
for (int i = 1; i <= m; i++) {
int x, y;
cin >> x >... | ### Prompt
Your task is to create a cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cit... |
#include <bits/stdc++.h>
using namespace std;
long long int n, m;
vector<long long int> a[500005];
set<long long int> vis;
vector<vector<long long int> > ans;
vector<long long int> vv;
inline void dfs(long long int node) {
vis.erase(node);
vv.push_back(node);
long long int cur = 0;
while (!vis.empty()) {
au... | ### Prompt
Please create a solution in CPP to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int MOD = 1e9 + 7;
const int INF = 1e9;
const long long LNF = 1e18;
void setIO(string s) {
ios_base::sync_with_stdio(0);
cin.tie(0);
}
const int N = 5e5 + 7;
set<int> unvis;
unordered_set<int> adj[N];
vector<vector<int> > ans;
void dfs(int u) {
ans.back().emplac... | ### Prompt
Generate a Cpp solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if and onl... |
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
using namespace std;
template <class c>
struct rge {
c b, e;
};
template <class c>
rge<c> range(c i, c j) {
return rge<c>{i, j};
}
template <class c>
auto dud(c* x) -> decltype(cerr << *x, 0);
template <class c>
char dud(...);
struct debug {
template <class c... | ### Prompt
Please formulate a CPP solution to the following problem:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if... |
#include <bits/stdc++.h>
using namespace std;
const int MAX_N = 5e5 + 10;
vector<int> cc[MAX_N];
vector<int> adj[MAX_N];
vector<int> rem;
set<int> seen;
queue<int> q;
void bfs(int u, int num) {
q.push(u), seen.erase(u);
cc[num].push_back(u + 1);
while (((int)(q).size())) {
u = q.front();
rem.clear();
... | ### Prompt
Please provide a Cpp coded solution to the problem described below:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 10;
const int maxn5 = 5e5 + 10;
const int maxnt = 1.2e6 + 10;
const int maxn3 = 1e3 + 10;
const long long mod = 1e9 + 7;
const long long inf = 2e18;
int st, cmp[maxn5], nxt[maxn5], pre[maxn5];
vector<int> adj[maxn5], ver[maxn5];
bool mark[maxn5];
void... | ### Prompt
Construct a cpp code solution to the problem outlined:
Berland has managed to repel the flatlanders' attack and is now starting the counter attack.
Flatland has n cities, numbered from 1 to n, and some pairs of them are connected by bidirectional roads. The Flatlandian maps show roads between cities if an... |
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