output
stringlengths
52
181k
instruction
stringlengths
296
182k
#include <bits/stdc++.h> using namespace std; const int MAXN = 200 * 1000 + 10; const long long INF = 1e15; long long a[MAXN]; vector<int> adj[MAXN]; long long tot[MAXN], mx[MAXN]; void calc(int x, int par) { tot[x] = a[x]; mx[x] = -INF; for (int i = 0; i < ((int)(adj[x]).size()); i++) { int v = adj[x][i]; ...
### Prompt Please formulate a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; vector<int> g[200000]; long long int T[200000], sum[200000], maxtree[200000]; long long int ans(int i = 0, int p = -1) { long long int t = -1e18; vector<long long int> subtreew; subtreew.clear(); for (int v : g[i]) { if (v != p) { t = max(ans(v, i), t); ...
### Prompt Please formulate a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; int vis[200002]; long long a[200002], dp[200002], ans = -1e18; ; vector<vector<int> > adj(200002); long long dfs(int v) { if (vis[v] == 1) { return dp[v]; } vis[v] = 1; long long s = 0; for (int i = 0; i < adj[v].size(); i++) { if (vis[adj[v][i]] == 0) { ...
### Prompt Please formulate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int maxn = 200000 + 5; struct tree { int v, to; } p[2 * maxn]; int t[maxn]; int tot; long long a[maxn]; long long sons[maxn], dp[maxn]; long long ans; void add(int v, int u) { p[tot].v = v; p[tot].to = t[u]; t[u] = tot++; } void dfs(int fa, int v) { sons[v] ...
### Prompt Your task is to create a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; vector<vector<long long>> g; vector<long long> val; vector<long long> d; vector<pair<long long, long long>> dp; vector<long long> dpd; void dfs(long long v, long long pred) { long long ans = 0; for (int i = 0; i < g[v].size(); ++i) { if (g[v][i] == pred) continue; ...
### Prompt Generate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; long long n, a[200005]; vector<long long> edge[200005]; long long bestOne[200005]; long long cutVal[200005]; bool impossible = true; long long res = -1e9; bool seen[200005]; void solve(long long ind, long long parent) { if (edge[ind].empty()) return; if (seen[ind]) retu...
### Prompt Create a solution in cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; const int MaxN = 4e5; int m, n, all, last[MaxN + 5], pre[MaxN + 5], other[MaxN + 5]; int flag, cnt; long long f[MaxN + 5], a[MaxN + 5], W, sum1[MaxN + 5], sum2[MaxN + 5]; void Build(int x, int y) { pre[++all] = last[x]; last[x] = all; other[all] = y; } void Dfs(int x,...
### Prompt Your task is to create a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; long long n, m, x, y, z, flag = 0; vector<long long> sum(200005), mx(200005, INT_MIN); vector<int> adj[200005 + 1]; vector<int> pl(200005 + 1); map<int, int> vis; void dfs(int a) { vis[a] = 1; for (int i = 0; i < adj[a].size(); i++) { if (vis[adj[a][i]] == 0) { ...
### Prompt Please formulate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int maxn = 2e5 + 200; vector<int> g[maxn]; long long val[maxn]; long long sum[maxn]; long long ma[maxn]; long long ans = -1e18; int n, dep; void dfs0(int u, int fa) { dep++; if (dep == n) { n = -1; return; } for (int i = 0; i < g[u].size(); i++) { ...
### Prompt Develop a solution in cpp to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int N = 200001; const long long inf = 1e12; vector<int> adj[N]; long long val[N]; long long t[N]; long long max_d[N]; long long ans = -inf; void dfs(int u, int parent) { t[u] += val[u]; for (auto v : adj[u]) { if (v != parent) { dfs(v, u); t[u] += ...
### Prompt Construct a Cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> int n; long long ans = LLONG_MIN; long long sum[(200010)], mxx[(200010)]; std::vector<int> mat[(200010)]; void dfs(int u, int fa) { long long nsum = 0, nmxx = LLONG_MIN; for (auto v : mat[u]) { if (v == fa) continue; dfs(v, u); if (nmxx != LLONG_MIN) { ans = std::max(ans, ...
### Prompt Please formulate a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const long long inf = 0x3f3f3f3f3f3f3f3f; long long dp[200005], val[200005]; const int maxn = 400005; int tot; int n; vector<int> edge[maxn]; long long ans; void dfs(int u, int fa) { for (int i = 0; i < edge[u].size(); i++) { int v = edge[u][i]; if (v == fa) conti...
### Prompt Construct a CPP code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; const int maxn = 200009; const long long int ninf = -1e17; int n, dfstime[maxn], until[maxn], weight[maxn]; long long int sumweight[maxn], st[maxn]; vector<vector<int> > g; void fillsumw(int u, int par, int& curtime) { sumweight[u] = weight[u]; dfstime[u] = curtime; +...
### Prompt Generate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; const int M = 2e5 + 7; const long long q = 7057594037927903; const long long prime = 2137; int n, a, b, odwiedzone[M], wazne; long long tab[M], rozmiar[M], dp[M], wynik; vector<int> v[M], synowie[M]; vector<long long> v2; void wczytaj() { scanf("%d", &n); for (int i = 1...
### Prompt Please formulate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; long long maxv[200001], sumv[200001], a[200001]; vector<int> tree[200001]; pair<long long, long long> ansf = {LONG_MIN / 2, LONG_MIN / 2}; int n, u, v; bool visited[200001]; void dfs(int v) { visited[v] = 1; int c = 0; long long s = 0; vector<long long> val; for (...
### Prompt Please formulate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; long long int m, i, j, n, tmp, p, q, cnt, d, k, u, vv, t, ans = -12345678998, a[223456], mx[223456], sm[223456]; string s; vector<vector<long long int> > g(223456); void dfs(long long int ver, long long int par) { mx[ver] = -12345678998; sm[ver] = a[ver]; for (aut...
### Prompt Generate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; const long long INF = 1LL << 60; struct node { int v, nxt; } edge[200010 * 2]; long long dp[200010], sum[200010], w[200010], head[200010], tot, ans; void add(int u, int v) { edge[tot].v = v; edge[tot].nxt = head[u]; head[u] = tot++; } void dfs(int u, int fa) { sum...
### Prompt Generate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; vector<long long int> a(200001); vector<long long int> adj[200001]; long long int n, ans; long long int sum[200001]; long long int sum_dfs(long long int node, long long int par) { long long int pq = a[node]; for (auto it : adj[node]) { if (it != par) { pq += s...
### Prompt Create a solution in Cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5; int n; std::vector<int> adj[N]; long long sub[N]; long long mx[N]; int a[N]; long long ans; void dfs(int u, int par) { mx[u] = -100000000000000000LL; sub[u] = a[u]; for (auto x : adj[u]) { if (x != par) { dfs(x, u); sub[u] += sub...
### Prompt Construct a Cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; pair<int64_t, int64_t> f[200005]; int n; int64_t res = -1e15, a[200005], sum[200005]; bool Free[200005]; vector<int> g[200005]; void DFS(int u) { sum[u] = a[u]; Free[u] = true; f[u] = pair<int64_t, int64_t>(-1e15, -1e15); for (int i = 0; i < g[u].size(); i++) if...
### Prompt Your task is to create a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; const int MXN = 1e6 + 30; const int MAXN = 1e3 + 123; const long long INF = 1e15; const long long BINF = 1e18; const int MOD = 1e9 + 7; const long double EPS = 1e-15; long long n; long long a[MXN], cnt; long long u[MXN]; long long sum[MXN], q; vector<int> g[MXN]; long long ...
### Prompt Your task is to create a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; const int maxn = 200000 + 100; vector<long long> nei[maxn]; bool mark[maxn]; long long sum[maxn]; long long arr[maxn]; long long dp[maxn]; long long n, m; bool kid = false; const long long lim = -2e15; long long ans = -2e15; void dfs(int v) { long long max1 = lim, max2 = ...
### Prompt Create a solution in Cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; vector<int> g[200005]; long long ans; long long w[200005]; long long s[200005]; long long m[200005]; void dfs(int p, int pp) { s[p] = w[p]; m[p] = -9223372036854775807ll; for (int i = 0; i < g[p].size(); i++) { if (pp == g[p][i]) continue; dfs(g[p][i], p); ...
### Prompt Construct a cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; class TreeNode { public: long long val; long long maxiTree; long long sumTree; long long maxi_two; bool exist; vector<TreeNode*> child; }; void construct_tree(int x, TreeNode** root, vector<long long>& a, vector<vector<int> >& g, vector<bool...
### Prompt Your task is to create a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; long long P[200001]; long long val[200001]; long long Seg[1 << 20 + 1]; int n, first, second; vector<vector<int> > V(200001); vector<vector<long long> > V2(200001); bool Vis[200001]; int F[200001]; int L[200001]; int History[400002]; long long Ps[400002]; long long Mx[40000...
### Prompt Please formulate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const long long int INF = -1e17; long long int ans = INF; map<long long int, vector<long long int>> edges; map<long long int, bool> vis; map<long long int, long long int> p; pair<long long int, long long int> dfs(long long int node) { long long int s = p[node]; vector<l...
### Prompt Please provide a CPP coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; long long inf = -(long long)1e15; int a[200001]; int n; vector<int> adj[200001]; long long sum[200001], dp1[200001], dp2[200001]; void dfs(int cur, int prev) { sum[cur] = a[cur]; for (auto nxt : adj[cur]) { if (nxt == prev) continue; dfs(nxt, cur); sum[cur] ...
### Prompt Please provide a cpp coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const long long N = 2e5 + 10; const long long inf = 2e9 + 10; const long long INF = 2e18 + 10; const long long MOD = 1e9 + 7; long long dp[N], s[N], Sz[N], n, ans = -INF, a[N]; vector<long long> g[N]; void dfs(long long u, long long p = -1) { Sz[u] = 1; s[u] = a[u]; f...
### Prompt Please formulate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> a(n, 0); for (int i = 0; i < n; i++) cin >> a[i]; vector<int> row; vector<vector<int>> g(n, row); vector<vector<int>> tree(n, row); for (int i = 0; i < n - 1; i++) { int u, v; cin >> u >> v; u--; v--;...
### Prompt Please create a solution in Cpp to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int MAXN = 2e5 + 5; int a[MAXN]; int n, par[MAXN]; vector<int> adj[MAXN]; long long d[MAXN]; long long ans = -1e18; long long dfs(int u) { long long mx1 = -1e18, mx2 = -1e18; d[u] = a[u]; for (int i = 0; i < adj[u].size(); i++) { int v = adj[u][i]; if (v...
### Prompt Generate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; int n; long long a[200010] = {}; vector<int> e[200010]; long long t[200010] = {}; long long q[200010] = {}; int s, b; long long ans = -222147483600ll; bool cmp(long long x, long long y) { return x > y; } void dfs(int x, int y) { vector<long long> w; t[x] += a[x]; q[x]...
### Prompt Develop a solution in cpp to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int N = (int)2e5 + 123; const long long INF = (long long)1e18 + 123; const int inf = (int)1e9 + 123; const int MOD = (int)1e9 + 7; long long val[N], mx[N], a[N]; int n; vector<int> g[N]; void dfs_calc(int x, int par = -1) { val[x] += a[x]; for (auto to : g[x]) { ...
### Prompt Please create a solution in Cpp to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> const long long INF = (long long)1e18 + 123; const long long inf = (long long)1e15 + 123; const int mod = 1e9 + 7; using namespace std; vector<int> g[200011]; bool u[200011]; int n, d[200011]; long long a[200011]; long long sub[200011], mx[200011], ans = -INF; void dfs(int v = 1, int par = 0) {...
### Prompt Create a solution in Cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; vector<int> adj[200000]; int n; vector<int> a; long long ones[200000]; long long twos[200000]; long long subsum[200000]; long long totans = LLONG_MIN; void dfs(int no, int last) { vector<int> chil; for (int i = 0; i < (int((adj[no]).size())); ++i) { int to = adj[no]...
### Prompt In CPP, your task is to solve the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes fo...
#include <bits/stdc++.h> using namespace std; const int N = (2e5) + 111; long long vals[N]; long long dp[2][N]; long long sz[N]; vector<int> g[N]; int n; bool ok = 0; long long pre(int v, int p) { long long &ans = sz[v]; ans = vals[v]; for (int to : g[v]) if (to != p) { ans += pre(to, v); } return...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); int dx[8] = {1, -1, 0, 0, -1, -1, 1, 1}; int dy[8] = {0, 0, -1, 1, -1, 1, -1, 1}; vector<long long> adj[200010], val(300010, -1), vis(300010, 0), dis(300010, -1); long long sum[200010], dp[200010]; int myr...
### Prompt Please formulate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int N = 200000 + 50; int a[N]; vector<int> adj[N]; vector<int> child[N]; long long sum[N]; long long mx[N]; long long ans = LLONG_MIN; void dfs1(int cur, int par) { long long summ = a[cur]; bool leaf = true; for (auto nxt : adj[cur]) { if (nxt == par) { ...
### Prompt Generate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; const long long inf = 1e16 + 7; long long n, ans = -inf; int a[200001]; long long sum[200001], maxx[200001]; bool vis[200001]; vector<vector<int> > lst; void dfs(int i) { long long ans1 = -inf, ans2 = -inf; vis[i] = 1; for (int j = 0; j < lst[i].size(); j++) { if ...
### Prompt Generate a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#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 Create a solution in cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; template <typename T1, typename T2> inline std::ostream& operator<<(std::ostream& os, const std::pair<T1, T2>& p) { return os << "(" << p.first << ", " << p.second << ")"; } template <typename T> inline std::ostream& operator<<(std::ostream& os, const vector<T>& v) { bo...
### Prompt Please create a solution in CPP to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int block_size = 320; const long long mod = 1e9 + 7; const long double eps = 1e-9; const int inf = mod; const long double PI = atan(1) * 4; template <typename T> inline int sign(const T &a) { if (a < 0) return -1; if (a > 0) return 1; return 0; } template <typen...
### Prompt Construct a cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; long long a[200000], sm[200000], mx; vector<unsigned int> tr[200000]; bool v[200000], z; long long dfs(unsigned int x) { v[x] = true; unsigned int sz = tr[x].size(), c = 0; long long s[2] = {LLONG_MIN / 2 + 1, LLONG_MIN / 2 + 1}; sm[x] = a[x]; for (unsigned int i ...
### Prompt Construct a CPP code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; vector<int> adj[200001]; int vis[200001]; long long int res, a[200001]; pair<long long int, long long int> dfs(int i) { vis[i] = 1; if (adj[i].size() == 1 && i) return make_pair(a[i], a[i]); int j; long long int l, r, xsum, ysum; pair<long long int, long long int>...
### Prompt Generate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; vector<int> v[200005]; long long s[200005], dp[200005], arr[200005]; void dfs(int node, int pnode) { s[node] = arr[node]; for (int i = 0; i < v[node].size(); i++) { if (v[node][i] != pnode) dfs(v[node][i], node), s[node] += s[v[node][i]], dp[node] = ...
### Prompt Create a solution in cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; class Node { public: int id; int a; bool single; long long sum; long long m[2] = {0, 0}; Node *f = NULL; vector<Node *> s; Node(int id, int a) : id(id), a(a) {} void dfs() { for (int i = 0; i < s.size(); ++i) { if (s[i] == f) { s[i] = s[...
### Prompt Generate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; const int maxn = 2e5 + 10; const int maxm = 2e5 + 10; const long long mod = 998244353; const int inf = 0x3ffffff; const double eps = 1e-5; long long a[maxn], res[maxn]; int n; vector<long long> G[maxn], h[maxn]; long long maxnum = LLONG_MIN; bool cmp(long long a, long long ...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int MAX_N = 200000; const long long INF = LLONG_MAX / 2LL; vector<int> G[MAX_N]; int A[MAX_N]; long long T[MAX_N], DP[MAX_N], DP2[MAX_N]; void initGraph(int n) { for (int i = 0; i < n; i++) G[i].clear(); } void add(int u, int v) { G[u].push_back(v); G[v].push_ba...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; long long sol[200000]; long long solve(int in, vector<int> v[], int visited[], int a[]) { if (sol[in] != -2e16) { return sol[in]; } long long ans = a[in]; visited[in] = 1; for (int i = 0; i < v[in].size(); i++) { if (visited[v[in][i]] == 0) { ans += ...
### Prompt Construct a cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> const int N = 2e5 + 10; const int inf = 2 * 0x3f3f3f3f; using namespace std; long long num[N], dp[N], ans; vector<int> vt[N]; void dfs(int u, int f) { int i; for (i = 0; i < vt[u].size(); i++) { int v = vt[u][i]; if (v == f) continue; dfs(v, u); num[u] += num[v]; if (dp[...
### Prompt Please formulate a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; using ll = long long; const int MAX_N = 200002; const ll INF = -1999999999999; ll n, m, u, v, ans = INF, ples[MAX_N], visit[MAX_N], pod[MAX_N], max_pod[MAX_N], dp[MAX_N]; vector<vector<int> > G(MAX_N); bool compare(const int &a, const int &b) { return max_pod...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const long long INF = 1e16; const int N = 2e5 + 10; int n; long long a[N], sum[N], mx[N], total = 0, ans = -INF; vector<int> g[N]; void dfs(int u, int p) { long long before = total; vector<long long> childs; long long mm = -INF; for (int i = 0; i < ((int)g[u].size()...
### Prompt Generate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; const long long N = 2e5 + 10; const long long inf = 1e18; long long value[N], sumSub[N], subMx[N]; vector<long long> adj[N]; long long res; void dfs(long long node, long long par) { long long i = 0; for (long long to : adj[node]) { if (to == par) { adj[node].e...
### Prompt Create a solution in CPP for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; template <class T1> T1 GCD(T1 A, T1 B) { if (B == 0) return A; else return GCD(B, A % B); } template <class T2> T2 mulmod(T2 a, T2 b) { T2 x = 0, y = a % 1000000007; while (b) { if (b % 2 == 1) { x = (x + y) % 1000000007; } y = (2 * y) % 10...
### Prompt Construct a CPP code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; const int N = 2 * 1e5 + 10; long long a[N], n; long long ans = 1e15; vector<long long> g[N]; long long dp[N]; bool mark[N] = {0}; void dfs1(int u) { mark[u] = 1; for (int i = 0; i < g[u].size(); i++) { if (mark[g[u][i]] == 0) { dfs1(g[u][i]); a[u] += a[g...
### Prompt Generate a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for t...
#include <bits/stdc++.h> using namespace std; const int maxn = 200010; const long long inf = 2e18; vector<int> e[maxn]; int a[maxn]; long long b[maxn]; bool vis[maxn]; long long ans = -inf; long long dfs(int u) { vis[u] = true; b[u] = a[u]; priority_queue<long long> q; long long Max = -inf; for (int i = 0; i ...
### Prompt Develop a solution in Cpp to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; long long v[200010]; vector<int> adj[200010]; long long mxs[200010], sumtree[200010]; void dfs(int x, int p) { sumtree[x] = v[x]; mxs[x] = -1e9; for (int i : adj[x]) { if (i != p) { dfs(i, x); mxs[x] = max(mxs[i], mxs[x]); sumtree[x] += sumtree[i...
### Prompt Construct a CPP code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; const int N = 500000; const long long minx = -0x5fffffffffffffff; struct nn { long long x, y; nn() { y = minx; } }; int n, u, v; nn num[N]; vector<int> node[N]; long long dfs(int f, int x) { for (int i = 0; i < node[x].size(); i++) { if (node[x][i] == f) continue;...
### Prompt Please create a solution in CPP to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; long long tree[4 * 200005]; long long sons[200005]; long long A[200005]; int in[200005], out[200005]; int TIME = 0; int n; vector<int> G[200005]; void dfs(int now, int par) { int size = G[now].size(); TIME++; in[now] = TIME; sons[now] = A[now]; for (int i = 0; i <...
### Prompt Your task is to create a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; const long long inf = 0x7fffffff; const long long mod = 1e9 + 7; const double eps = 1e-8; const long long linf = 1e18; const long long MAXN = 2e5 + 10; const long long MAXM = MAXN << 2; const double E = 2.718281828; const double pi = acos(-1.0); struct node { int to, next...
### Prompt Please provide a Cpp coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int INF = 0x7fffffff; const long long INFF = 0x7fffffffffffffff; const double pi = 3.141592653589793; const double inf = 1e18; const double eps = 1e-8; const long long mod = 1e9 + 7; struct edges { int to; int next; } edge[1000005]; long long mx = -INFF; int head[...
### Prompt Your challenge is to write a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; vector<int> a[200005]; long long s[200005] = {0}, maxs[200005], res = -1e15, n, b[200005]; void dfs(int p, int u) { long long m1 = -1e15, m2 = -1e15; maxs[u] = -1e15; s[u] = b[u]; for (int i = 0; i < a[u].size(); ++i) { int v = a[u][i]; if (v == p) continue;...
### Prompt Your challenge is to write a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int MAXN = 2e5 + 10; long long pop(priority_queue<long long> &pq) { long long x = pq.top(); pq.pop(); return x; } void setmax(long long &a, long long b) { if (a < b) { a = b; } } int N; vector<int> adj[MAXN]; long long A[MAXN], sub[MAXN]; long long mxsub...
### Prompt Please provide a CPP coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; priority_queue<long long int, vector<long long int>, greater<long long int> > pq; double startTime; double getCurrentTime() { return ((double)clock() - startTime) / CLOCKS_PER_SEC; } bool isPrime(long long int n) { if (n <= 1) return false; if (n <= 3) return true...
### Prompt Your task is to create a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; const long long INF = 1e18; vector<vector<int>> gr; vector<long long> gifts; vector<long long> sum; vector<long long> maxsum; long long dfs(int v = 0, int p = -1) { sum[v] = gifts[v]; for (auto to : gr[v]) if (to != p) sum[v] += dfs(to, v); return sum[v]; } long l...
### Prompt Construct a CPP code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; const int N = 200005; int n, a[N]; vector<int> edge[N]; vector<long long> subList[N]; long long M[N], res = LLONG_MIN; void dfs1(int u, int par) { M[u] = a[u]; for (int i = 0; i < edge[u].size(); i++) { if (edge[u][i] != par) { dfs1(edge[u][i], u); M[u] ...
### Prompt Create a solution in cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; struct line { int s, t; int next; } a[400001]; int head[200001]; int edge; inline void add(int s, int t) { a[edge].next = head[s]; head[s] = edge; a[edge].s = s; a[edge].t = t; } int fa[200001]; long long sum[200001]; long long maxx[200001]; long long val[200001...
### Prompt Construct a Cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; int n; long long pls[1000000]; long long dp[1000000]; long long subsum[1000000]; long long bestsub[1000000]; long long globmax; long long tempsort[1000000]; vector<int> adjlist[1000000]; void DFS(int node, int parent) { subsum[node] = pls[node]; bestsub[node] = -1e10; ...
### Prompt Please create a solution in Cpp to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int MAXN = 200 * 1000 + 7; const long long INF = (long long)1e18; vector<int> g[MAXN]; int cost[MAXN]; long long sum[MAXN]; long long dp[MAXN]; long long res = -INF; void dfs(int v, int p = -1) { sum[v] = cost[v]; dp[v] = -INF; long long mx1 = -INF, mx2 = -INF; ...
### Prompt Develop a solution in CPP to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; struct Timer { chrono::time_point<chrono::high_resolution_clock> start, end; chrono::duration<float> dur; Timer() { start = chrono::high_resolution_clock::now(); } ~Timer() { end = chrono::high_resolution_clock::now(); dur = end - start; cout << "\nTime ...
### Prompt Please create a solution in Cpp to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int N = 2e5; long long inf = 1e18; int n; vector<int> v[N]; vector<int> tree[N]; long long a[N]; long long sm[N]; bool was[N]; long long ans = -1e18; void podves(int i) { was[i] = true; for (int j : v[i]) if (!was[j]) { tree[i].push_back(j); podves...
### Prompt Your task is to create a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; const long long INF = 1LL << 60; struct node { int v, nxt; } edge[200010 * 2]; long long dp[200010], sum[200010], w[200010], head[200010], tot, ans; void add(int u, int v) { edge[tot].v = v; edge[tot].nxt = head[u]; head[u] = tot++; } void dfs(int u, int fa) { sum...
### Prompt Please formulate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int N = 2 * 1e5 + 10; const long long INF = 10e18; vector<int> g[N]; long long scores[N]; bool vis[N]; long long dp[N]; long long sum[N]; int n; long long ans; void init() { for (int i = 1; i <= n; ++i) { g[i].clear(); } memset(scores, 0, sizeof(scores)); ...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int Maxn = 2e5 + 10; const long long int inf = 1e18 * -1; int n; long long int p[Maxn], d[Maxn], best[Maxn], ans = inf; bool mark[Maxn]; vector<int> nei[Maxn]; void dfs(int v); int main() { cin >> n; for (int i = 0; i < n; i++) cin >> p[i]; for (int i = 0; i < n...
### Prompt In CPP, your task is to solve the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes fo...
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; const int N = 5001; long long int powxy(long long int x, long long int y) { if (y == 0) return 1; if (y % 2 == 1) return (x * powxy(x, y - 1)) % mod; long long int t = powxy(x, y / 2) % mod; return (t * t) % mod; } vector<int> adj[300005]; l...
### Prompt Construct a cpp code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; int a[200002]; vector<int> G[200002], T[200002]; long long w[200002], best[200002]; void dfs(int root, bool v[]) { v[root] = true; for (int u : G[root]) { if (!v[u]) { T[root].push_back(u); dfs(u, v); } } } void dfs2(int root) { w[root] = best[ro...
### Prompt Your task is to create a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; template <typename T, typename V> void bugp(const pair<T, V> &x) { cerr << '{' << x.first << ", " << x.second << '}' << endl; } template <typename T, typename U, typename V> void bugpp(const pair<T, pair<U, V> > &x) { cerr << '{' << x.first << ", {" << x.second.first <<...
### Prompt Create a solution in CPP for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; const long long INF = (long long)1e18 + 1l; const int N = 300300; long long ans = -INF; long long a[N]; long long sum[N]; vector<int> g[N]; bool used[N]; void dfs(int v) { used[v] = 1; sum[v] = a[v]; a[v] = -INF; long long m1 = -INF; long long m2 = -INF; for (in...
### Prompt Please create a solution in cpp to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const long long N = 2e5 + 1; long long n; long long a[N]; vector<long long> adj[N]; long long dp[N][2]; long long ans = -1e18; void dfs(long long src, long long par) { dp[src][1] = a[src]; dp[src][0] = -1e18; for (auto it : adj[src]) { if (it != par) { dfs(i...
### Prompt Your task is to create a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took ...
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 7; int n, vs[N]; long long res = INT_MIN; vector<int> tr[N]; pair<long long, long long> dfs(int curr, int par) { if (tr[curr].size() == 1 && tr[curr][0] == par) { return {vs[curr], vs[curr]}; } long long mx = INT_MIN, mx2 = INT_MIN, sm = vs[cur...
### Prompt In Cpp, your task is to solve the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes fo...
#include <bits/stdc++.h> using namespace std; struct node { long long next; long long t; long long w; } edge[400005]; struct node1 { long long w; long long pos; } p[400005]; long long head[400005], vis[400005]; long long n, tot; void addedge(long long u, long long v) { edge[++tot].next = head[u]; edge[tot...
### Prompt Please create a solution in CPP to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const long long INF = 1e18 + 9; const long long INVALID = -INF; void fast_io() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); } void dfs(int u, int p, vector<vector<int> > &g, vector<long long> &w, vector<long long> &dp, vector<long long> &dp_s...
### Prompt Your challenge is to write a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const long long INF = 1e15; const long long MAXN = 2e5 + 10; long long val[MAXN], dp[MAXN], ans = -INF; vector<int> v[MAXN]; void DFS(int x, int y) { for (int i = 0; i < v[x].size(); i++) { int u = v[x][i]; if (u == y) continue; DFS(u, x); val[x] += val[u]...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int maxn = 200005; const long long inf = 1e15; long long dp[maxn], num[maxn], ans; vector<int> G[maxn]; void dfs(int u, int fa) { for (int i = 0; i < G[u].size(); i++) { int v = G[u][i]; if (v == fa) continue; dfs(v, u); num[u] += num[v]; if (dp[...
### Prompt Create a solution in cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> using namespace std; const int MAXN = 2e5 + 5; const long long INF = 1e15; vector<int> G[MAXN]; long long a[MAXN], sum[MAXN], dp[MAXN]; long long n, ans = -INF; void dfs(int u, int fa) { sum[u] = a[u]; for (int i = 0; i < G[u].size(); i++) { int v = G[u][i]; if (v == fa) continue; ...
### Prompt Create a solution in CPP for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:66777216") int mox[8] = {1, -1, 0, 0, 1, -1, 1, -1}; int moy[8] = {0, 0, 1, -1, -1, -1, 1, 1}; char mover[4] = {'D', 'U', 'R', 'L'}; const long long INF = 1LL << 61; const int inf = 2e9; const long double PI = acos(-1); const long double EPS = 1e-9; bool debug; u...
### Prompt In Cpp, your task is to solve the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes fo...
#include <bits/stdc++.h> using namespace std; const long long INF = 9e18; int N; long long ans = -INF; long long C[200005]; bool visited[200005]; vector<int> adj[200005], Ch[200005]; multiset<long long> SA; void dfs(int x) { visited[x] = true; for (int i = 0; i < adj[x].size(); i++) { if (!visited[adj[x][i]]) {...
### Prompt Your challenge is to write a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; using LL = long long; using PII = pair<int, int>; const int N = 2e5 + 5; const LL INF = -1e17; vector<int> g[N]; int n; LL a[N], ans[N], mx[N], tot[N]; void dp(int u, int p) { ans[u] = INF, mx[u] = INF, tot[u] = a[u]; LL x = INF, y = INF; for (auto v : g[u]) if (v...
### Prompt Create a solution in CPP for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...
#include <bits/stdc++.h> inline long long MAX2(long long a, long long int b) { return (a) > (b) ? (a) : (b); } inline long long MAX3(long long a, long long b, long long c) { return (a) > (b) ? ((a) > (c) ? (a) : (c)) : ((b) > (c) ? (b) : (c)); } inline long long MIN2(long long a, long long b) { return (a) < (b) ?...
### Prompt Construct a CPP code solution to the problem outlined: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes ...
#include <bits/stdc++.h> using namespace std; constexpr long long INF = (long long)(2 * 1e15); vector<vector<int>> graph; vector<long long> a; vector<long long> dp1, dp2; long long ans = -INF; void dfs(int u, int pr) { pair<long long, long long> now = make_pair(-INF, -INF); long long curr = -INF; dp1[u] = a[u]; ...
### Prompt Develop a solution in CPP to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> const int N = 2e5 + 10; using namespace std; long long a[N], f[N], flag, res = -2e9; int n; vector<int> G[N]; void dfs(int u, int father) { f[u] = a[u]; for (int i = 0; i < G[u].size(); i++) { int j = G[u][i]; if (j == father) continue; dfs(j, u); f[u] += f[j]; } } void df...
### Prompt Please formulate a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const int MAXN = 200005; const long long INF = 1e18; vector<int> g[MAXN]; long long a[MAXN], sum[MAXN], cnt[MAXN], dp[MAXN], ans; void dfs(int v, int parent) { int to; sum[v] = a[v]; for (int i = 0; i < g[v].size(); i++) { to = g[v][i]; if (to == parent) conti...
### Prompt Please provide a CPP coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int MAX = 2e5 + 5; const long long int inf = -1e15; bool visit[MAX]; long long int DP[MAX], maxx[MAX], A[MAX], ans; vector<int> G[MAX]; void dfs(int u, int parent) { if (visit[u]) return; visit[u] = 1; DP[u] = A[u]; maxx[u] = inf; if (G[u].size() == 1) maxx[...
### Prompt Please provide a CPP coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; long long v[200005]; vector<int> child[200005]; vector<int> edge[200005]; int parent[200005]; void make_tree(int idx) { int other; for (int i = 0; i < edge[idx].size(); i++) { other = edge[idx][i]; if (parent[other] == -1) { parent[other] = idx; chil...
### Prompt Your challenge is to write a cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int MAXN = 2e5 + 5; const long long INF = 1e15; vector<vector<int> > g(MAXN, vector<int>()); vector<long long> sums(MAXN, 0); vector<int> vis(MAXN, 0); vector<int> was(MAXN, 0); long long dfs(int u, long long& mx) { vis[u] = 1; long long v, currmx = -INF, val; l...
### Prompt Your challenge is to write a Cpp solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int maxn = 200001; vector<int> g[maxn]; long long a[maxn]; int n; long long ans = -1e18; bool used[maxn]; long long sum[maxn]; pair<long long, long long> md[maxn]; long long d[maxn]; void dfs(int v) { used[v] = 1; sum[v] = a[v]; long long m1 = -1e18; long long...
### Prompt In CPP, your task is to solve the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes fo...
#include <bits/stdc++.h> using namespace std; long long int ans = -(long long int)(1e17 + 1); vector<long long int> adj[(long long int)(2e5 + 5)], p((long long int)(2e5 + 5)), dp((long long int)(2e5 + 5)); void dfs(long long int c, long long int pre) { dp[c] = p[c]; for (auto x : adj[c]) { if (x == pre) con...
### Prompt Develop a solution in cpp to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n priz...
#include <bits/stdc++.h> using namespace std; const long long MOD = 1e9 + 7; const long long N = 2e5 + 5; const long long INF = 1e18; vector<long long> adj[N]; long long sum[N], mx[N]; long long a[N]; long long n; bool vis[N]; void init() { for (long long i = 0; i < n; i++) vis[i] = false; } long long findsum(long lo...
### Prompt Your challenge is to write a CPP solution to the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5; vector<int> g[N]; long long int a[N], sub[N]; long long int global_ans = -1e18; bool possible = false; void subSum(int par, int node) { sub[node] = a[node]; for (int adj : g[node]) { if (adj == par) continue; subSum(node, adj); sub[nod...
### Prompt In CPP, your task is to solve the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes fo...
#include <bits/stdc++.h> using namespace std; long long int MI = (long long int)-1e16; long long int a[200100]; vector<int> adj[200100]; long long int dp[200100][2]; bool vis[200100]; long long int ans[200100]; void dfs(int v) { vis[v] = true; long long int acum = a[v]; vector<int> ch; for (int i = 0; i < (int)...
### Prompt Please provide a Cpp coded solution to the problem described below: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They t...
#include <bits/stdc++.h> using namespace std; vector<long long> graph[200010]; long long n, value[200010]; long long score[200010]; long long mmscore[200010]; bool chk[200010], z; long long ans = (-300000000000000LL); long long dfs(long long node) { chk[node] = true; long long i, c = 0; long long s = value[node];...
### Prompt Create a solution in cpp for the following problem: Generous sponsors of the olympiad in which Chloe and Vladik took part allowed all the participants to choose a prize for them on their own. Christmas is coming, so sponsors decided to decorate the Christmas tree with their prizes. They took n prizes for...