output stringlengths 52 181k | instruction stringlengths 296 182k |
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#include <bits/stdc++.h>
using namespace std;
void __print(int x) { cerr << x; }
void __print(long x) { cerr << x; }
void __print(long long x) { cerr << x; }
void __print(unsigned x) { cerr << x; }
void __print(unsigned long x) { cerr << x; }
void __print(unsigned long long x) { cerr << x; }
void __print(float x) { cer... | ### Prompt
In CPP, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int N, K;
long long dp[500001][2];
vector<pair<int, int>> adj[500001];
void dfs(int node, int par, int costPar) {
for (auto it : adj[node])
if (it.first != par) dfs(it.first, node, it.second);
dp[n... | ### Prompt
Please provide a CPP coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
int tt;
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cin >> tt;
while (tt--) {
int n, k;
cin >> n >> k;
vector<vector<pair<int, int>>> g(n);
for (int i = 0; i < n - 1; i++) {
int u, v, w;
cin >> u >> v >> w;
... | ### Prompt
Please provide a CPP coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
long long t, n, k, t1, t2, t3, dp[500001][2];
vector<pair<long long, long long> > e[500001];
bool v[500001][2];
void dfs(long long g, long long second, long long p) {
v[g][second] = 1;
long long ch = k - second, cur = 0;
vector<pair<long long, pair<long long, long lon... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
const long long MOD = 1000000007;
const long long inf = 1e18;
using namespace std;
std::vector<long long int> fact(400001), inv_fact(400001);
long long int modpow(long long int x, long long int n) {
long long int res = 1;
while (n > 0) {
if (n & 1) res = res * x % MOD;
x = x * x % M... | ### Prompt
Construct a Cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
const int MaxN = 5e5 + 10;
int n, k;
vector<pair<int, long long>> e[MaxN];
long long dp[MaxN][2];
void dfs(int i, int parent = -1) {
long long sum = 0;
vector<long long> v;
for (auto p : e[i])
if (p.first != parent) {
dfs(p.first, i);
sum += dp[p.first... | ### Prompt
Develop a solution in Cpp to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
const int kInf = 0x3f3f3f3f, kMod = 1e9 + 7;
const long long kInf64 = 0x3f3f3f3f3f3f3f3f;
template <typename T>
inline void UMin(T& x, const T& y) {
if (x > y) x = y;
}
template <typename T>
inline void UMax(T& x, const T& y) {
if (x < y) x = y;
}
inline int Add(int a, int b) { return (a +=... | ### Prompt
Generate a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
using namespace std;
vector<pair<long long, long long> > v[500005];
long long k, n, dp[500005][2];
map<long long, long long> ed[500005];
void go(long long x, long long par) {
vector<pair<long long, long long> > g;
for (int i = 0; i < v[x].size(); i++) {
if (v[x][i].first != par) {
... | ### Prompt
Your task is to create a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
int t, n, k, i, x, y, c, nr;
long long d[500005][2], w[500005];
vector<pair<int, int> > v[500005];
int cmp(long long a, long long b) { return a > b; }
void dfs(int nod, int t) {
int i, vecin;
d[nod][0] = d[nod][1] = 0;
for (i = 0; i < v[nod].size(); i++) {
if (v[n... | ### Prompt
Please formulate a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
using DO = double;
using LL = long long;
using VI = vector<LL>;
const int N = 5e5 + 10;
int head[N], nxt[N << 1], to[N << 1];
LL wei[N << 1];
int E;
void init(int n) {
for (int i = 1; i <= n; i++) {
head[i] = -1;
}
E = 0;
}
void add(int u, int v, int w) {
nxt[E]... | ### Prompt
Construct a CPP code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
using namespace std;
const int MAX = 5e5 + 5;
const long long MAX2 = 11;
const long long MOD = 1000000007;
const long long MOD2 = 1000005329;
const long long INF = 2e18;
const int dr[] = {1, 0, -1, 0, 1, 1, -1, -1, 0};
const int dc[] = {0, 1, 0, -1, 1, -1, 1, -1, 0};
... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
const int N = 100010;
int inf = 1e9;
int mod = 1e9 + 7;
signed main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int q;
cin >> q;
while (q--) {
int n, k;
cin >> n >> k;
vector<vector<int>> graph(n + 1), cost(n + 1);
for (int i = 1; ... | ### Prompt
Your task is to create a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
int const N = 500050;
vector<pair<int, int>> adj[N];
long long dp[N][2];
int n, k;
struct aux {
long long dif, z, u;
};
bool comp(aux a, aux b) { return a.dif > b.dif; }
void solve(int v, int p) {
for (pair<int, int> filho : adj[v]) {
if (filho.second != p)
so... | ### Prompt
In Cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
int main() {
int i, n, k, q;
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
cin >> q;
while (q--) {
cin >> n >> k;
vector<vector<pair<int, int> > > g(n + 1);
for (i = 1; i < n; i++) {
int a, b, c;
cin >> a >> b >> c;
g[a].push_... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
struct Edge {
int to, next, w;
} e[500010 * 2];
int c1, head[500010];
inline void add_edge(int u, int v, int w) {
e[c1].to = v;
e[c1].w = w;
e[c1].next = head[u];
head[u] = c1++;
}
long long f[500010], g[500010];
void dfs(int u, int fa) {
g[u] = 0;
i... | ### Prompt
Your challenge is to write a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
int t;
vector<pair<int, int>> adj[500005];
long long int dp[2][500005];
vector<pair<long long int, pair<int, int>>> tmp;
multiset<long long int> s;
void dfs(int i, int p) {
for (auto j : adj[i])
if (j.first != p) dfs(j.first, i);
tmp.clear();
s.clear();
... | ### Prompt
Please formulate a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
vector<vector<pair<int, int> > > graph(500005, vector<pair<int, int> >());
bool was[500005];
long long int dp[500005][2];
int n, k;
void dfs(int v) {
was[v] = true;
vector<long long int> diffs;
long long int sum = 0;
for (auto ed : graph[v]) {
int u = ed.first;
... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 10;
struct edge {
int to, cost;
};
vector<edge> G[N];
int n, k;
long long dp[N][2];
vector<long long> vec;
void dfs(int v, int p) {
for (auto &e : G[v]) {
int u = e.to;
if (u == p) continue;
dfs(u, v);
}
long long sum = 0;
vec.clear... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = int(5e5) + 100;
int n, m;
vector<pair<int, int> > out[maxn];
int fa[maxn];
long long f[maxn], g[maxn], a[maxn];
void read() {
scanf("%d%d", &n, &m);
for (int i = 1; i <= n; ++i) out[i].clear();
for (int i = 1; i < n; ++i) {
int u, v, d;
scanf(... | ### Prompt
Please formulate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 500011;
int tot, now[maxn], pre[maxn << 1], son[maxn << 1], v[maxn << 1];
void add(int a, int b, int c) {
pre[++tot] = now[a];
now[a] = tot;
son[tot] = b;
v[tot] = c;
}
void cc(int a, int b, int c) {
add(a, b, c);
add(b, a, c);
}
long long ans =... | ### Prompt
Please provide a Cpp coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
int32_t main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
long long T;
cin >> T;
while (T--) {
long long N, K;
cin >> N >> K;
vector<vector<pair<long long, long long>>> L(N + 1);
long long dp[N + 1][2];
for (long long i = 1; i <= N; i++) {
... | ### Prompt
Please create a solution in Cpp to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 7;
long long dp[N][2];
vector<pair<int, int>> g[N];
int k;
void dfs(int u, int p) {
vector<long long> best;
long long sum = 0;
for (auto [v, w] : g[u]) {
if (v != p) {
dfs(v, u);
sum += dp[v][0];
best.push_back(dp[v][1] + w - ... | ### Prompt
Create a solution in CPP for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
int f[600007];
long long ans = 0;
struct edge {
int to;
int len;
edge() { to = len = 0; }
edge(int _to, int _len) {
to = _to;
len = _len;
}
};
vector<struct edge> v[600007];
long long dp_all[600007];
long long dp_sub[600007];
bool cmp(pair<long l... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC target( \
"avx,avx2,fma,sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;
const int N = 600000;
long long MOD = 1e9 + 7;
long long INF = 1e18;
const int K = 51;
long long dp[N][2];
vector<pair<long long, long long> > gr[... | ### Prompt
In CPP, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
const double PI = acos(-1);
template <class A, class B>
std::ostream& operator<<(std::ostream& st, const std::pair<A, B> p) {
st << "(" << p.first << ", " << p.second << ")";
return st;
}
using namespace std;
const int MAX = 1 << 20;
int n;
int fr[MAX], to[MAX], W[MAX];
int cnt[MAX];
std::v... | ### Prompt
In cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
const int MaxN = 5e5 + 55;
long long dp[MaxN][2];
vector<pair<int, int> > v[MaxN];
int n, k;
void clearAll() {
for (int i = 1; i <= n; ++i) {
v[i].clear();
dp[i][0] = dp[i][1] = 0;
}
}
void dfs(int x, int p = 0) {
vector<long long> curV;
for (auto e : v[x])
... | ### Prompt
Your challenge is to write a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5e5 + 10;
struct node {
int v, w, next;
} edges[maxn << 2];
int head[maxn], cnt;
int n, k;
void add_edge(int u, int v, int w) {
edges[++cnt] = {v, w, head[u]};
head[u] = cnt;
}
long long dp[maxn][2];
void dfs(int rt, int fa) {
vector<long long> vv;
... | ### Prompt
Develop a solution in CPP to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const long long inf = 0x3f3f3f3f3f3f3f3f;
const int N = 5e5 + 10;
int q, n, k;
int u, v, w;
vector<int> V[N], G[N];
long long dp[N][2];
void solve(int cur, int fa) {
priority_queue<int> Q;
dp[cur][1] = dp[cur][0] = 0;
for (int i = 0; i < (int)V[cur].size(); i++) {
... | ### Prompt
Please create a solution in CPP to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
int q, n, m;
long long f[500050][2], a[500050];
vector<pair<int, int> > edge[500050];
int cmp(long long x, long long y) { return x > y; }
void dfs(int x, int y) {
f[x][0] = f[x][1] = 0;
for (int i = 0; i < edge[x].size(); i++)
if (edge[x][i].first != y) dfs(edge[x][... | ### Prompt
In CPP, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
const long long inf = 2e9;
const long long base = 998244353;
long long mod = 1e9 + 7;
long long n, k;
vector<vector<long long>> g;
vector<long long> dp1, dp2;
vector<char> used;
map<pair<long long, long long>, long long> cost;
void dfs(long long v, long long from) {
used[... | ### Prompt
In CPP, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
struct Edge {
int v, c, nxt;
} e[1000010];
int tot;
int first[500010];
void build(int u, int v, int c) {
e[++tot] = (Edge){v, c, first[u]};
first[u] = tot;
return;
}
long long f[500010][2];
int tmp[500010];
void dfs(int u, int lst) {
for (int i = first[u... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
vector<vector<int>> conns;
vector<vector<int>> costs;
size_t n, k;
pair<long long, long long> dfs(int pos, int par) {
vector<pair<long long, long long>> vec;
for (size_t i = 0; i < conns[pos].size(); i++) {
if (conns[pos][i] == par) continue;
auto p = dfs(conns[... | ### Prompt
Generate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
using namespace std;
template <class T>
inline bool chmax(T &a, T b) {
if (a < b) {
a = b;
return true;
}
return false;
}
template <class T>
inline bool chmin(T &a, T b) {
if (a > b) {
a = b;
return true;
}
return false;
}
long long dp[2][500500];
vector<pair<long lo... | ### Prompt
Please formulate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const long long INF = 1e9 + 7;
const long long MOD = 998244353;
long long dp[500005][2];
long long k;
vector<vector<pair<long long, long long> > > adj;
long long solve(long long idx, bool ep, long long p) {
if (dp[idx][ep] != -1) {
return dp[idx][ep];
}
long long ... | ### Prompt
In CPP, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
int Q, N, K;
vector<pair<int, int>> graph[500005];
long long dp[2][500005];
void dfs(int n, int p, int val = 0) {
vector<long long> v;
long long tot = 0;
for (auto e : graph[n]) {
if (e.first != p) {
dfs(e.first, n, e.second);
tot += dp[0][e.first];
... | ### Prompt
Your task is to create a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
const long long N = 5 * 1e5 + 100;
long long t, n, k, dp[N][2];
long long tot, first[N], nxt[N * 2], point[N * 2], len[N * 2];
struct node {
long long a, b, kind;
};
bool cmp(node a, node b) {
return (max(a.a, a.b) > max(b.a, b.b) ||
(max(a.a, a.b) == max(b.a,... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
#pragma GCC optimize(2)
#pragma GCC optimize(3)
using namespace std;
template <typename _T>
inline void read(_T &f) {
f = 0;
_T fu = 1;
char c = getchar();
while (c < '0' || c > '9') {
if (c == '-') fu = -1;
c = getchar();
}
while (c >= '0' && c <= '9') {
f = (f << 3) + ... | ### Prompt
Construct a Cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
const int N = 500010;
std::vector<std::pair<int, int> > e[N];
long long dp[N][2];
int k;
void dfs(int u, int fa) {
long long tot = 0;
for (auto p : e[u]) {
int v = p.first;
if (v == fa) {
continue;
}
dfs(v, u);
tot += dp[v][1];
}
std::vector<long long> vec;
f... | ### Prompt
Construct a cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
inline int read() {
int x = 0, f = 1;
char c = getchar();
for (; !isdigit(c); c = getchar())
if (c == '-') f = -1;
for (; isdigit(c); c = getchar()) x = x * 10 + c - '0';
return x * f;
}
const int INF = 2147483600;
const int MAXN = 500010;
int Q, N, K;
int Nod... | ### Prompt
Please formulate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
template <class S, class T>
ostream& operator<<(ostream& os, const pair<S, T>& p) {
return os << "(" << p.first << ", " << p.se... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
vector<vector<pair<int, long long>>> g;
pair<long long, long long> dp(int v, int p) {
int sz = g[v].size();
vector<pair<long long, pair<long long, long long>>> ans;
for (auto t : g[v]) {
if (t.first != p) {
auto t1 = dp(t.first, v);
ans.push_... | ### Prompt
In cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
const long long N = 5e5 + 7;
struct Edge {
long long v, u, w;
};
long long n, k;
vector<Edge> g[N];
long long dp[N][2];
long long f(vector<pair<long long, long long>> &arr, long long x) {
long long res = 0;
vector<long long> d;
for (auto elem : arr) {
res += ele... | ### Prompt
Develop a solution in cpp to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
#pragma GCC target("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
using namespace std;
using ll = long long;
using ld = long double;
constexpr long long mod = 1e9 + 7;
constexpr long long Mod = 998244353;
constexpr long long MXN = 500000 + 100;
constexpr ld EPS = 1e-10;
... | ### Prompt
Generate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
using namespace std;
long long n, k;
vector<vector<pair<long long, long long>>> graph;
bool comp(pair<long long, long long> a, pair<long long, long long> b) {
return (a.first - a.second) > (b.first - b.second);
}
pair<long long, long long> recur(long long index, long long parent) {
long lon... | ### Prompt
Create a solution in CPP for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
void read(int &n) {
int c;
for (n = 0; (c = getchar()) > 57 || c < 48;)
;
for (; c > 47 && c < 58; c = getchar()) n = n * 10 + c - 48;
}
int n, k, fir[500100], nex[500100 + 500100], to[500100 + 500100], top,
e[500100 + 500100];
long long f[500100][2], a[500100... | ### Prompt
Please formulate a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
long long dp[1000005][2], tmp[1000005], cnt, k;
vector<int> son[1000005], val[1000005];
inline bool cmp(int x, int y) { return x > y; }
void dfs(int now, int fat) {
for (int T, i = 0; i < son[now].size(); ++i)
if ((T = son[now][i]) != fat) dfs(T, now);
cnt = 0;
dp... | ### Prompt
Please formulate a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
int t, n, k;
vector<pair<int, long long>> g[500005];
long long dp[500005][2];
void dfs(int v, int p) {
vector<pair<long long, long long>> d;
for (int i = 0; i < g[v].size(); i++) {
int to = g[v][i].first;
long long w = g[v][i].second;
if (to == p) continue;
... | ### Prompt
Construct a cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
template <typename T>
inline bool chkmin(T &a, const T &b) {
return b < a ? a = b, 1 : 0;
}
template <typename T>
inline bool chkmax(T &a, const T &b) {
return a < b ? a = b, 1 : 0;
}
const int oo = 0x3f3f3f3f;
const int maxn = 500100;
long long dp[maxn + 5][2];
int n, ... | ### Prompt
Please formulate a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int maxn = 5 * 100002;
int k;
ll dp0[maxn], dp1[maxn];
vector<pair<int, ll>> g[maxn];
struct el {
ll val;
int gag;
};
bool operator<(const el& a, const el& b) { return a.val > b.val; }
void Solve(int v, int p) {
vector<el> a;
for (auto x ... | ### Prompt
Please formulate a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const long long mod = 1e9 + 7;
const long long inf = 1e9;
long long add(long long x, long long y) { return (1ll * x + 1ll * y) % mod; }
long long del(long long x, long long y) {
return ((1ll * x - 1ll * y) % mod + mod) % mod;
}
long long mul(long long x, long long y) { re... | ### Prompt
In Cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5e5 + 5;
int n, q, k, p[MAXN];
vector<pair<int, int> > adj[MAXN];
vector<long long> diff[MAXN];
bool built[MAXN];
long long ans[MAXN][2];
bool found[MAXN][2];
void reset() {
for (int i = 0; i <= n; ++i) {
adj[i].clear();
diff[i].clear();
built... | ### Prompt
In CPP, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
template <typename T>
void _dbg(const char *_s, T _h) {
cerr << _s << " = " << _h << "\n";
}
template <typename T, typename... Ts>
void _dbg(const char *_s, T _h, Ts... _t) {
int _b = 0;
while (((_b += *_s == '(') -= *_s == ')') != 0 || *_s != ',') cerr << *_s++;
ce... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC target( \
"sse,sse2,sse3,ssse3,sse4,sse4.1,sse4.2,popcnt,mmx,avx,tune=native")
using namespace std;
const int MOD = 1000000007;
const int UNDEF = -1;
const int INF = 1 << 30;
template <typename T>
inline bool chkmax(T &aa, T bb) {
return aa < bb ?... | ### Prompt
In cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
long long n, k;
vector<vector<pair<long long, long long>>> graph;
bool comp(pair<long long, long long> a, pair<long long, long long> b) {
return (a.first - a.second) > (b.first - b.second);
}
pair<long long, long long> recur(long long index, long long parent) {
long lon... | ### Prompt
Construct a CPP code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
template <class T = int>
T read() {
T x = 0;
char ch = 0;
bool f = false;
while (!isdigit(ch)) f |= (ch = getchar()) == '-';
for (; isdigit(ch); ch = getchar()) x = x * 10 + (ch ^ '0');
return f ? -x : x;
}
const int N = 5.1e5;
struct E {
int v, w;
};
vector<E... | ### Prompt
Please create a solution in cpp to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
using LL = long long;
template <class T>
int size(T &&x) {
return int(x.size());
}
template <class A, class B>
ostream &operator<<(ostream &out, const pair<A, B> &p) {
return out << '(' << p.first << ", " << p.second << ')';
}
template <class T>
auto operator<<(ostream ... | ### Prompt
Construct a cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using ld = long double;
const int MN = 5e5 + 3, MOD = 1e9 + 7;
vector<pii> adj[MN];
ll dp[MN][2];
int k;
void dfs(int cur, int p = -1) {
vector<pll> poss;
for (pii i : adj[cur])
if (i.first ... | ### Prompt
Please provide a CPP coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const long long N = 5e5 + 10;
long long n, t, dp[N][2], k;
vector<pair<long long, long long> > nei[N];
bool mark[N];
void dfs(long long v) {
vector<long long> p;
dp[v][0] = 0;
mark[v] = true;
for (auto u : nei[v]) {
if (mark[u.first]) continue;
dfs(u.first);... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
using pi = pair<int, int>;
using ll = long long;
const ll mod = 1000000007;
vector<pi> v[500005];
vector<ll> t[500005];
int n, k;
ll dp[2][500005];
void f(int cur, int par) {
dp[0][cur] = dp[1][cur] = 0;
t[cur].clear();
ll ret = 0;
for (pi p : v[cur]) {
int nxt ... | ### Prompt
Please create a solution in cpp to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
using LL = long long;
int nTest, n, K;
vector<vector<pair<int, int> > > gr;
vector<array<LL, 2> > f;
void dfs(int u, int p) {
vector<LL> vec;
for (auto pai : gr[u]) {
int v = pai.first, w = pai.second;
if (v == p) continue;
dfs(v, u);
f[u][0] += f[v][0];... | ### Prompt
Generate a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast,fast-math,unroll-loops")
using namespace std;
using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pii = pair<ll, ll>;
template <class T>
istream &operator>>(istream &in, vector<T> &a) {
for (auto &i : a) in >> i;
return in;
}
templ... | ### Prompt
Please provide a Cpp coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const int N = 500010;
const int M = 1000010;
int q, n, k, cnt;
int first[N], to[M], nxt[M], val[M], fa[N], son[N];
long long f[N][2], tmp[N];
void add(int a, int b, int c) {
to[++cnt] = b, nxt[cnt] = first[a];
first[a] = cnt, val[cnt] = c;
return;
}
void dfs(int x) {
... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const int twx = 500005;
const int inf = 0x3f3f3f3f;
long long read() {
long long sum = 0;
long long flag = 1;
char c = getchar();
while (c < '0' || c > '9') {
if (c == '-') {
flag = -1;
}
c = getchar();
}
while (c >= '0' && c <= '9') {
sum ... | ### Prompt
Please provide a CPP coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
vector<int> E[555555], W[555555];
vector<long long> G[555555];
int T, N, K, A[555555];
long long F[555555][2];
void dfs(int x, int f) {
F[x][1] = 0;
F[x][0] = 0;
int cnt = E[x].size();
for (int i = 0; i < cnt; i++) {
int nx = E[x][i];
if (nx != f) {
df... | ### Prompt
Develop a solution in cpp to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
int n, k;
long long dp[N];
int diff[N];
vector<pair<int, int>> node[N];
void dfs(int u, int p) {
vector<int> adj;
int up = 0;
long long sum = 0;
for (auto j : node[u]) {
if (j.first != p) {
dfs(j.first, u);
sum = sum + dp[j.fir... | ### Prompt
Your challenge is to write a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
int n, q, k;
vector<pair<int, int> > v[1000005];
long long dp[1000005][2];
void dfs(int node, int par, int val) {
dp[node][0] = 0;
dp[node][1] = 0;
int cnt = 0;
long long sum1 = 0;
vector<long long> R;
int del = 0;
for (auto x : v[node]) {
if (x.first != p... | ### Prompt
In Cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5e5 + 8;
int n, k;
vector<pair<long long, long long> > G[maxn];
pair<long long, long long> dp[maxn];
bool cmp(pair<long long, long long>& A, pair<long long, long long>& B) {
return A.second > B.second;
return A.first - A.second < B.first - B.second;
}
v... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
const int N = 500005;
struct ee {
int v;
int w;
int nxt;
} e[N << 1];
int h[N], et = 0;
inline void Eadd(int U, int V, int W) {
e[++et] = (ee){V, W, h[U]};
h[U] = et;
}
inline void add(int U, int V, int W) {
Eadd(U, V, W);
Eadd(V, U, W);
}
int n, K;
long long ... | ### Prompt
Construct a CPP code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5e5 + 5;
struct edge {
int fr;
int to;
long long val;
int nex;
} e[maxn << 1];
int head[maxn], cnt, n, k;
long long dp[2][maxn], ans;
void adde(int x, int y, long long z) {
e[cnt].fr = x;
e[cnt].to = y;
e[cnt].val = z;
e[cnt].nex = head[x];
... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const long long MAX = 500001;
long long n, k;
vector<pair<long long, long long>> adj[MAX];
vector<long long> dpk(MAX);
vector<long long> dpkm1(MAX);
void solve(long long now, long long prev) {
vector<tuple<long long, long long, long long>> nt;
for (auto [u, w] : adj[now... | ### Prompt
Generate a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
using namespace std;
long long int power(long long int a, long long int b) {
if (b == 0) return 1LL;
long long int p = power(a, b / 2);
p = p * p;
return (b & 1) ? p * a : p;
}
const int N = 5e5 + 6;
vector<vector<pair<long long int, long long int> > > adj(N);
long long int n, k, dp[N][... | ### Prompt
In cpp, your task is to solve the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors t... |
#include <bits/stdc++.h>
using namespace std;
const double PI = acos(-1.0);
const long long INF = 1e9;
const long long LINF = INF * INF;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int N = 1 << 19;
int n, k;
vector<pair<long long, long long>> g[N];
long long dp[N][2];
int cmp(pair<long lo... | ### Prompt
Please formulate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
bool o;
char chh, ss[1 << 17], *A = ss, *B = ss;
inline char gc() {
return A == B && (B = (A = ss) + fread(ss, 1, 1 << 17, stdin), A == B) ? EOF
: *A++;
}
template <typename _Tp>
inline void rd(_Tp &... | ### Prompt
Develop a solution in cpp to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
namespace OI {
template <class T>
void rd(T &x) {
x = 0;
int f = 1;
char c;
while (!isdigit(c = getchar()))
if (c == '-') f = -1;
do {
x = (x << 3) + (x << 1) + (c ^ 48);
} while (isdigit(c = getchar()));
x *= f;
}
template <class T>
void pt(T x) {
if (x < 0) putchar('-'... | ### Prompt
Your task is to create a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
long long dp[500005][2], l;
long long temp[500005];
vector<pair<long long, long long> > adj[500005];
void addedge(long long u, long long v, long long wt) {
adj[u].push_back({v, wt});
adj[v].push_back({u, wt});
}
void dfs(long long u, long long par) {
vector<pair<long ... | ### Prompt
Create a solution in cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC target("sse4")
using namespace std;
int n, k;
vector<pair<long long, long long> > e[500005];
long long dp[500005][2];
void dfs(int cn, int p) {
long long sm = 0;
vector<long long> imp;
long long up = 0;
for (int i = 0; i < (signed)(e[cn].size()); i... | ### Prompt
Construct a Cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
const int N = 1e6 + 100;
long long dp[N][2];
vector<int> g[N], cst[N];
int K;
int n;
void solve(int u, int p, int par_w) {
dp[u][1] = par_w;
dp[u][0] = 0;
vector<long long> add;
for (int i = 0; i < g[u].size(); i++) {
int v = g[u][i], w = cst[u][i];
if (v ==... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const long long int INF = 1e18;
const int N = 5e5 + 7;
const int MOD = 1e9 + 7;
inline int read() {
char ch = getchar();
int x = 0, f = 1;
while (ch < '0' || ch > '9') {
if (ch == '-') f = -1;
ch = getchar();
}
while ('0' <= ch && ch <= '9') {
x = x * ... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 100;
long long dp[N][2];
int n, k, q;
struct Edge {
int to, w;
};
vector<Edge> g[N];
bool cmp(Edge &a, Edge &b) {
return a.w - dp[a.to][0] + dp[a.to][1] > b.w - dp[b.to][0] + dp[b.to][1];
}
void dfs(int u, int f) {
for (auto e : g[u]) {
if (e.t... | ### Prompt
Please provide a CPP coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
vector<pair<int, long long> > v[500005];
long long memo[500005][2];
long long rek(int node, bool used, int par) {
if (node and v[node].size() == 1) return 0;
if (memo[node][used] != -1) return memo[node][used];
int m = k - used;
vector<long long> dif;
lo... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
const int N = 500050;
int n, k;
vector<pair<int, int> > v[N];
long long f[N], g[N];
long long s[N];
int s_top;
void dfs(int x, int fa) {
for (size_t i = 0; i < (v[x]).size(); ++i) {
int y = v[x][i].first;
if (y == fa) continue;
dfs(y, x);
}
s_top = 0;
lo... | ### Prompt
Generate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
using namespace std;
void enable_comma() {}
string tostring(char c) {
string s = "";
s += c;
return s;
}
string tostring(string s) { return "\"" + s + "\""; }
string tostring(const char *c) { return tostring((string)c); }
string tostring(long long x) {
if (x < 0) return "-" + tostring(-... | ### Prompt
Please provide a cpp coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 5;
int tc;
long long n, k, dp[N][2];
vector<pair<int, int>> g[N];
void init() {
for (int i = 1; i <= n; ++i) g[i].clear(), dp[i][0] = dp[i][1] = 0;
}
void dfs(int u, int p) {
vector<pair<long long, pair<long long, long long>>> v;
for (auto &c : g[u... | ### Prompt
Construct a cpp code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
const int N = 5e5 + 7;
long long dp[N][2];
vector<pair<int, int>> adj[N];
int n, k;
void dfs(int u, int par, int parcost) {
int extra = adj[u].size() - k;
vector<long long> excess;
long long ans = 0;
for (auto pr : adj[u]) {
int v = pr.first;
int w = pr.seco... | ### Prompt
Please create a solution in Cpp to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
void debug(vector<int> &v) {
for (int i = 0; i < v.size(); i++) {
cout << v[i] << " ";
}
cout << endl;
}
template <typename T>
vector<T> read_t() {
int n;
cin >> n;
vector<T> R;
for (int i = 0; i < n; i++) {
T a;
cin >> a;
R.push_back(a);
}
... | ### Prompt
Please formulate a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const int MAX = 1000005;
const int INF = 1e9;
int q, n, k;
vector<pair<int, int> > ady[MAX];
long long dp[MAX][2];
void clean() {
for (int i = 1; i <= n; i++) {
ady[i].clear();
}
}
void solve(int x, int p) {
long long total = 0;
vector<long long> sol;
for (int... | ### Prompt
Construct a CPP code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 500005;
const long long mod = 1e9 + 7;
long long dp[MAXN][2];
vector<pair<int, long long>> edges[MAXN];
int indeg[MAXN];
long long dfs(int cur, int par, int take) {
if (dp[cur][take] != -1) return dp[cur][take];
vector<pair<long long, long long>> res;
... | ### Prompt
Develop a solution in Cpp to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
using namespace std;
const long long mod = (long long)1e9 + 7;
const long long inf = (long long)1e16;
const long double eps = 1e-12;
const long long N = (long long)5e5 + 5;
const long long LOGN = 19;
const long double PI = 3.14159265358979323846;
inline long long mul(long long a, long long b, l... | ### Prompt
Please formulate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
#include <bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
const long long INF = 0x3f3f3f3f3f3f3f3f;
const long long llinf = (1LL << 62);
const int inf = (1 << 30);
const int nmax = 5e5 + 50;
const int mod = 1e9 + 7;
using namespace std;
int q, i, n, x, y... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
auto start = std::chrono::system_clock::now();
inline void skj() {
std::chrono::time_point<std::chrono::system_clock> end;
end = std::chrono::system_clock::now();
std::chrono::duration<double> elapsed_seconds = end - start;
std::time_t end_time = std::chrono::system... | ### Prompt
Your task is to create a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
vector<pair<int, int>> adj[500000];
int k;
pair<ll, ll> dfs(int u, int p) {
pair<ll, ll> res;
vector<ll> neighbors;
for (auto [c, w] : adj[u]) {
if (c != p) {
auto chd = dfs(c, u);
neighbors.push_back(chd.second + w - chd.first);
... | ### Prompt
Create a solution in CPP for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
int n, q, k;
vector<int> tree[1234567];
vector<long long> w[1234567];
long long dp[1234567][2];
void dfs(int v, int f) {
for (int i = 0; i < tree[v].size(); i++)
if (tree[v][i] != f) dfs(tree[v][i], v);
vector<int> vv;
long long sum = 0;
for (int i = 0; i < tree... | ### Prompt
Generate a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
using namespace std;
vector<pair<int, int> > G[600025];
int n, u, to, w, k;
long long p[600025], q[600025];
void link(int u, int to, int w) {
G[u].push_back(pair<int, int>(to, w));
G[to].push_back(pair<int, int>(u, w));
}
bool cmp(pair<int, int> a, pair<int, int> b) {
return p[a.first] + ... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
using namespace std;
template <class T>
inline void read(T& x) {
char c;
bool f = 0;
while ((c = getchar()) < '0' || '9' < c) f |= (c == '-');
for (x = (c ^ 48); '0' <= (c = getchar()) && c <= '9';
x = (x << 1) + (x << 3) + (c ^ 48))
;
if (f) x = -x;
}
template <class T>
in... | ### Prompt
Please provide a Cpp coded solution to the problem described below:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
template <typename T>
inline void read(T &x) {
bool b = 0;
char c;
while (!isdigit(c = getchar()) && c != '-')
;
if (c == '-') c = getchar(), b = 1;
x = c - 48;
while (isdigit(c = getchar())) x = (x << 3) + (x << 1) + c - 48;
if (b) x = -x;
}
template <typ... | ### Prompt
Generate a cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to e... |
#include <bits/stdc++.h>
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;
long long n, k;
vector<vector<pair<long long, long long>>> graph;
pair<long long, long long> DFS(long long node, long long... | ### Prompt
Construct a CPP code solution to the problem outlined:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors... |
#include <bits/stdc++.h>
using namespace std;
const long long maxn = 5e5 + 5;
struct Edge {
long long nxt, to, w;
} e[maxn << 1];
long long hd[maxn], e_cnt;
void add(long long u, long long v, long long w) {
e[++e_cnt] = (Edge){hd[u], v, w};
hd[u] = e_cnt;
}
long long n, k, f[maxn][2], deg[maxn];
void dfs(long lon... | ### Prompt
Create a solution in Cpp for the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k colors to... |
#include <bits/stdc++.h>
using namespace std;
int Case, n, k, tot, Head[500000 + 5], Deg[500000 + 5];
bool Vis[500000 + 5];
long long ans, Dp[500000 + 5][2];
vector<long long> Vec[500000 + 5];
struct Edge {
int next, node, w;
} h[500000 + 5 << 1];
inline void addedge(int u, int v, int w) {
h[++tot].next = Head[u], ... | ### Prompt
Your task is to create a CPP solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly... |
#include <bits/stdc++.h>
#pragma warning(disable : 4996)
using namespace std;
using ld = long double;
template <class T>
using Table = vector<vector<T>>;
const ld eps = 1e-9;
template <class S, class T>
ostream &operator<<(ostream &os, const pair<S, T> v) {
os << "( " << v.first << ", " << v.second << ")";
return o... | ### Prompt
Your challenge is to write a Cpp solution to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exa... |
#include <bits/stdc++.h>
using namespace std;
int n, k;
vector<pair<int, int> > nei[500005];
long long dp0[500005], dp1[500005];
void Dfs(int v, int par) {
multiset<long long> mx;
long long sum = 0;
for (int i = 0; i < nei[v].size(); ++i) {
int to = nei[v][i].first;
if (to == par) continue;
Dfs(to, v)... | ### Prompt
Please create a solution in cpp to the following problem:
You are given a weighted tree consisting of n vertices. Recall that a tree is a connected graph without cycles. Vertices u_i and v_i are connected by an edge with weight w_i.
Let's define the k-coloring of the tree as an assignment of exactly k col... |
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