output
stringlengths
52
181k
instruction
stringlengths
296
182k
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 5; const long long M = (long long)1e9 + 7; const double pi = 2 * acos(0.0); const double esp = 1e-9; int Set(int N, int pos) { return N = N | (1 << pos); } int reset(int N, int pos) { return N = N & ~(1 << pos); } bool check(int N, int pos) { return (boo...
### Prompt Please formulate a Cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; void solve() { string s; int x; cin >> s >> x; int n = s.length(); string w; for (int i = 0; i < n; i++) w += '1'; for (int i = 0; i < n; i++) { if (s[i] == '0') { if (i - x >= 0) w[i - x] = '0'; if (i + x < n) w[i + x] = '0'; } } strin...
### Prompt Develop a solution in CPP to the problem described below: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; void solve() { string S; cin >> S; int n = (int)S.size(); int x; cin >> x; vector<int> s(n, 0); for (int i = 0; i < n; i++) { s[i] = S[i] - '0'; } vector<int> res(n, 1); bool ok = true; for (int i = 0; i < n; i++) { int lidx = i - x; int ri...
### Prompt Your task is to create a Cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows:...
#include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; const int MAX_N = 5e5 + 20; const int MAXM = 120010; const long long MOD = 998244353; const int MAXN = 2e5 + 20; int n; int x; char s[MAXN]; char t[MAXN]; bool solve() { for (int i = 1; i <= n; i++) t[i] = '?'; for (int i = 1; i <= n; i++) { ...
### Prompt Create a solution in cpp for the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the...
#include <bits/stdc++.h> using namespace std; void solve() { string s; cin >> s; long long n = s.size(); long long x; cin >> x; string ans; for (long long i = 0; i < n; i++) { ans.push_back('1'); } for (long long i = 0; i < n; i++) { if (s[i] == '0') { if (i - x >= 0) ans[i - x] = '0'; ...
### Prompt Construct a cpp code solution to the problem outlined: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if ...
#include <bits/stdc++.h> using namespace std; int32_t main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); long long tests; cin >> tests; while (tests--) { string s; cin >> s; long long x; cin >> x; string ans(s.size(), '?'); function<bool(long long)> valid = [&](long long...
### Prompt Please formulate a cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; int main() { int x; cin >> x; for (int j = 0; j < x; j++) { string s; cin >> s; int si = s.size(); int n, ans = 0; cin >> n; vector<char> w(si, '1'); for (int i = 0; i < si; i++) { if (i >= n && s[i] == '0') { w[i - n] = '0'; ...
### Prompt Generate a cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the c...
#include <bits/stdc++.h> using namespace std; template <typename Arg1> void __f(const char* name, Arg1&& arg1) { cerr << name << " : " << arg1 << '\n'; } template <typename Arg1, typename... Args> void __f(const char* names, Arg1&& arg1, Args&&... args) { const char* comma = strchr(names + 1, ','); cerr.write(nam...
### Prompt Develop a solution in Cpp to the problem described below: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; string check(const string &s, long long int x) { string z; for (long long int i = 0; i < s.length(); i++) { bool flag1 = false, flag2 = false; if (i - x >= 0 && s[i - x] == '1') { flag1 = true; } if (i + x <= s.length() - 1 && s[i + x] == '1') { ...
### Prompt Create a solution in Cpp for the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the...
#include <bits/stdc++.h> using namespace std; int main() { long long int t; cin >> t; while (t--) { long long int n, mk = 0; string s, temp, second = ""; cin >> s; temp = s; n = s.size(); long long int x; cin >> x; for (long long int i = 0; i < n; i++) s[i] = '1'; for (long lon...
### Prompt Generate a Cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the c...
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { string s; cin >> s; int x; cin >> x; int a[s.length()]; for (int i = 0; i < s.length(); i++) { a[i] = 1; } for (int i = 0; i < s.length(); i++) { if (s[i] == '0') { if (i -...
### Prompt Your challenge is to write a cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as foll...
#include <bits/stdc++.h> using namespace std; int MOD = 1e9 + 7; long long int power(long long int a, long long int b) { long long int res = 1; a = a % MOD; while (b > 0) { if (b & 1) { res = (res * a) % MOD; b--; } a = (a * a) % MOD; b >>= 1; } return res; } long long int fermat_i...
### Prompt Your challenge is to write a CPP solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as foll...
#include <bits/stdc++.h> using namespace std; int main() { long long t; cin >> t; while (t--) { string s; cin >> s; string r(s.size(), '1'); long long n; cin >> n; for (long long i = 0; i < s.size(); i++) { if (s[i] == '0') { if (i - n >= 0) { r[i - n] = '0'; ...
### Prompt Please create a solution in CPP to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> #pragma GCC optimize("O3") using namespace std; const long long int MAXN = 1e5 + 5; const long long int mod = 1e9 + 7; long long int it = 0, ans = 0; template <typename temp> void sp(temp x) { cout << x << " "; } template <typename temp> void np(temp x) { cout << x << "\n"; } template <type...
### Prompt Develop a solution in Cpp to the problem described below: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; long long bin(long long a, long long b, long long mod) { if (b == 0) return 1; if (b % 2 == 0) return bin((a * a) % mod, b / 2, mod) % mod; return ((a % mod) * (bin((a * a) % mod, b / 2, mod) % mod)) % mod; } void solve() { string s; cin >> s; int x; cin >> x;...
### Prompt Your task is to create a Cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows:...
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { string s; cin >> s; int x; cin >> x; string ans = ""; for (int i = 0; i < s.size(); i++) ans += '1'; for (int i = 0; i < s.size(); i++) { if (s[i] == '0') { if (i + x < s.size()) ans...
### Prompt Generate a Cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the c...
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { string s; cin >> s; long long int x; cin >> x; long long int n = s.size(); char w[n]; for (int i = 0; i < n; i++) w[i] = '1'; bool flag = true, vool = true; for (int i = 0; i < n; i++) { ...
### Prompt Generate a CPP solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the c...
#include <bits/stdc++.h> using namespace std; void solve() { string s; cin >> s; long long x; cin >> x; long long n = s.length(); char ans[n]; memset(ans, '1', sizeof(ans)); for (long long i = 0; i < n; i++) { if (s[i] == '0') { if (i - x >= 0) ans[i - x] = '0'; if (i + x < n) ans[i + x]...
### Prompt Develop a solution in CPP to the problem described below: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; long long int arr[378999]; long long int arr2[234597]; long long int ab[10]; vector<long long int> adj[22222]; map<long long int, long long int> mp, mp2; map<long long int, long long int>::iterator it; vector<long long int> vec; string s; long long int gcd(long long int a, ...
### Prompt Create a solution in cpp for the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the...
#include <bits/stdc++.h> using namespace std; using namespace std; template <typename Arg1> void __f(const char* name, Arg1&& arg1) { cerr << name << " : " << arg1 << '\n'; } template <typename Arg1, typename... Args> void __f(const char* names, Arg1&& arg1, Args&&... args) { const char* comma = strchr(names + 1, '...
### Prompt In Cpp, your task is to solve the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if th...
#include <bits/stdc++.h> using namespace std; const double PI = 3.141592653589793238463; const long long int MOD = 1000000007; list<long long> ls; vector<long long> v, v1, v2, vv; set<long long> s; map<long long, long long> mp; stack<char> st; stack<long long> sti; inline long long fp(long long bs, long long pw) { lo...
### Prompt Please create a solution in Cpp to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> using namespace std; void solve() { string a; cin >> a; int n = a.size(); int x; cin >> x; string b; b.assign(n, '.'); for (int i = 0; i < n; i++) { if (a[i] != '0') { continue; } if (i - x >= 0) { b[i - x] = '0'; } if (i + x < n) { b[i + x]...
### Prompt Create a solution in Cpp for the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the...
#include <bits/stdc++.h> using namespace std; using namespace std::chrono; vector<string> alpha{"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"}; vector<string> ALPHA{"A", "B", "C", "D", "E", "F", ...
### Prompt In CPP, your task is to solve the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if th...
#include <bits/stdc++.h> int N, x; char s[100001], w[100001]; void solve() { bool f = false; for (long int i = 0; i < strlen(s); i++) { if (s[i] == '0') { if (i >= x) w[i - x] = '0'; if (i + x < strlen(s)) w[i + x] = '0'; } } for (long int i = 0; i < strlen(s); i++) { bool status = false...
### Prompt Your challenge is to write a cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as foll...
#include <bits/stdc++.h> using namespace std; void dbg_out() { cerr << endl; } template <typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cout << ' ' << H; dbg_out(T...); } void run_case() { string S; int X; cin >> S >> X; int N = int(S.size()); string W(N, '1'); for (int i = 0; i < N;...
### Prompt Generate a cpp solution to the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the c...
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); int t; cin >> t; while (t--) { string second; int x, n; cin >> second >> x; n = second.size(); int ans[100010]; for (int i = 0; i < n; i++) ans[i] = 1; for (int i = 0; i < n; i++) { if (seco...
### Prompt In CPP, your task is to solve the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if th...
#include <bits/stdc++.h> using namespace std; int T, x; char str[100005], ans[100005]; char usd[100005]; int main() { scanf("%d", &T); while (T--) { scanf("%s", str + 1); scanf("%d", &x); int n = strlen(str + 1); for (int i = 1; i <= n; ++i) { if (str[i] == '0') { if (i + x <= n) ans[i...
### Prompt Create a solution in cpp for the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if the...
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { string s, w; int x, i, n; cin >> s; cin >> x; n = s.length(); for (i = 0; i < n; i++) w += '2'; for (i = 0; i < n; i++) { if (s[i] == '0') { if (i >= x) w[i - x] = '0'; if (i...
### Prompt Develop a solution in Cpp to the problem described below: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * ...
#include <bits/stdc++.h> const long long mod = 1000000007; using namespace std; void yn(bool a) { if (a) cout << "YES" << endl; else cout << "NO" << endl; } int main() { int test; cin >> test; while (test--) { string s; cin >> s; long long x; cin >> x; string w; long long n = s...
### Prompt Construct a cpp code solution to the problem outlined: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if ...
#include <bits/stdc++.h> using namespace std; const int mod = 1000000007; void __print(int x) { cerr << x; } void __print(float x) { cerr << x; } void __print(double x) { cerr << x; } void __print(long double x) { cerr << x; } void __print(char x) { cerr << '\'' << x << '\''; } void __print(const char *x) { cerr << '\"...
### Prompt In CPP, your task is to solve the following problem: Consider the following process. You have a binary string (a string where each character is either 0 or 1) w of length n and an integer x. You build a new binary string s consisting of n characters. The i-th character of s is chosen as follows: * if th...
#include <bits/stdc++.h> using namespace std; int N, K, n, i, j, k, l; int a[20001][2], ls[10001], sz[10001], len; int ans[100001][2], tot; int num[10001], d[10001], Tot; bool bz[10001]; void New(int x, int y) { ++len; a[len][0] = y; a[len][1] = ls[x]; ls[x] = len; } void Add(int x, int y) { ++tot; ans[tot]...
### Prompt Develop a solution in CPP to the problem described below: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, th...
#include <bits/stdc++.h> using namespace std; using ll = long long; const int N = 100005; int n, nn, a[N][2], lst[N], sz[N], len; int ans[N][2], idx, num[N], d[N], ptr; bool vis[N]; inline void add_edge(int x, int y) { a[++len][0] = y; a[len][1] = lst[x]; lst[x] = len; } void add(int x, int y) { ans[++idx][0] =...
### Prompt Your task is to create a CPP solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So f...
#include <bits/stdc++.h> #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops", \ "omit-frame-pointer", "inline") #pragma GCC target( \ "sse,sse2,sse3,ssse3,sse4,sse4.1,sse4.2,popcnt,abm,mmx,avx,avx2,fma,tune=native") #pragma GCC option("arch=native", "no-zero-upper") using namespace std...
### Prompt In CPP, your task is to solve the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the gra...
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using uint = unsigned int; using ull = unsigned long long; template <typename T> using pair2 = pair<T, T>; using pii = pair<int, int>; using pli = pair<ll, int>; using pll = pair<ll, ll>; mt19937_64 rng(chrono::steady_clock::now...
### Prompt Generate a CPP solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the graph ...
#include <bits/stdc++.h> using namespace std; const int N = 10005; int n, fa[N], sz[N], bsz[N]; int pp, lnk[N], nxt[N * 2], to[N * 2]; bool ban[N]; set<pair<int, int> > S; vector<pair<int, int> > ans; void ae(int k1, int k2) { to[++pp] = k2, nxt[pp] = lnk[k1], lnk[k1] = pp; } void push(int x, int y) { if (x == y) ret...
### Prompt Generate a cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the graph ...
#include <bits/stdc++.h> using namespace std; inline int read() { int x = 0; bool flg = false; char ch = getchar(); for (; !isdigit(ch); ch = getchar()) if (ch == '-') flg = true; for (; isdigit(ch); ch = getchar()) x = (x << 3) + (x << 1) + (ch ^ 48); return flg ? -x : x; } int S; int n, k; struct Rec ...
### Prompt Construct a cpp code solution to the problem outlined: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the g...
#include <bits/stdc++.h> using namespace std; const int MN = 1e4 + 5; int N, K, i, x, y, sz[MN], mx[MN], ct, c[MN], dp[MN]; vector<int> adj[MN], elem[2]; vector<pair<int, int> > ans; int dfs(int n, int p) { sz[n] = 1; mx[n] = 0; for (auto v : adj[n]) { if (v == p || c[v]) continue; sz[n] += dfs(v, n); ...
### Prompt Develop a solution in Cpp to the problem described below: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, th...
#include <bits/stdc++.h> using namespace std; int n, k; int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); cin >> n >> k; vector<vector<int>> g(n); for (int i = 0; i < n - 1; i++) { int a, b; cin >> a >> b; a--; b--; g[a].push_back(b); g[b].push_back(a); } vector<...
### Prompt Your task is to create a cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So f...
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 500; const int M = 1e6 + 500; const int LOG = 18; const int OFF = (1 << LOG); int cen[N], siz[N], n, k; vector<int> cur, za[2], v[N]; vector<pair<int, int> > edg; void bojaj(int x, int lst, int koj) { za[koj].push_back(x); for (int y : v[x]) if (...
### Prompt Please provide a cpp coded solution to the problem described below: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. ...
#include <bits/stdc++.h> using namespace std; const int MN = 1e4 + 5; int N, K, i, x, y, sz[MN], mx[MN], ct, c[MN], dp[MN]; vector<int> adj[MN], elem[2]; vector<pair<int, int> > ans; int dfs(int n, int p) { sz[n] = 1; mx[n] = 0; for (auto v : adj[n]) { if (v == p || c[v]) continue; sz[n] += dfs(v, n); ...
### Prompt Please provide a Cpp coded solution to the problem described below: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. ...
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(0); int n, k; cin >> n >> k; vector<vector<int>> g(n); for (int i = 0; i < n - 1; i++) { int x, y; cin >> x >> y; --x; --y; g[x].push_back(y); g[y].push_back(x); } vector<bool> alive(n...
### Prompt Your challenge is to write a cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. ...
#include <bits/stdc++.h> using namespace std; struct Node { vector<int> nb; bool isCutVertex = false; int parent = -1; int cutVertexLevel; int subtreeSize; }; int n, a, b, k; map<pair<int, int>, bool> edges; Node vertex[100005]; vector<int> treesToCut; vector<pair<int, int>> extraEdges; int visited[100005] = ...
### Prompt Please provide a Cpp coded solution to the problem described below: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. ...
#include <bits/stdc++.h> #pragma GCC optimize("unroll-loops") #pragma GCC optimize("Ofast") using namespace std; bool dbg = 0; clock_t start_time = clock(); void bad(string mes = "NO") { cout << mes; exit(0); } void bad(int mes) { cout << mes; exit(0); } template <typename T> string bin(T x, int st = 2) { str...
### Prompt Your challenge is to write a Cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. ...
#include <bits/stdc++.h> using namespace std; using ll = long long; void debug(...) {} const int maxn = 10010; int n, sz[maxn], k; bool ban[maxn]; vector<int> edge[maxn]; vector<pair<int, int>> res; int getsz(int now, int lst = -1) { sz[now] = 1; for (int u : edge[now]) if (u != lst && !ban[u]) sz[now] += getsz...
### Prompt Generate a cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the graph ...
#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 Generate a Cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the graph ...
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 7; void solve() { long long n, k; cin >> n >> k; vector<vector<long long>> g(n); for (long long i = 0; i < n - 1; i++) { long long x, y; cin >> x >> y; --x; --y; g[x].push_back(y); g[y].push_back(x); } vector<b...
### Prompt Construct a cpp code solution to the problem outlined: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the g...
#include <bits/stdc++.h> using namespace std; template <typename T> void chmin(T &x, const T &y) { if (x > y) x = y; } template <typename T> void chmax(T &x, const T &y) { if (x < y) x = y; } int read() { char c; while ((c = getchar()) < '-') ; if (c == '-') { int x = (c = getchar()) - '0'; while ...
### Prompt Generate a Cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the graph ...
#include <bits/stdc++.h> using namespace std; const int c = 10002; int n, k, si[c]; vector<int> sz[c], akt, eler; bool v[c], jo[c]; vector<pair<int, int> > sol; void add(int a, int b) { if (a != b) { sol.push_back({a, b}); } } bool ures(int a) { return (!v[a] && !jo[a]); } void dfs2(int a) { eler.push_back(a)...
### Prompt Please formulate a CPP solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, th...
#include <bits/stdc++.h> using namespace std; const int c = 10002; int n, k, si[c]; vector<int> sz[c], akt, eler; bool v[c], jo[c]; vector<pair<int, int> > sol; void add(int a, int b) { if (a != b) { sol.push_back({a, b}); } } bool ures(int a) { return (!v[a] && !jo[a]); } void dfs2(int a) { eler.push_back(a)...
### Prompt Generate a CPP solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. So far, the graph ...
#include <bits/stdc++.h> using namespace std; inline int read() { int x = 0, f = 1; char ch = getchar(); while (!isdigit(ch)) { if (ch == '-') f = -1; ch = getchar(); } while (isdigit(ch)) { x = (x << 1) + (x << 3) + ch - '0'; ch = getchar(); } return x * f; } struct Node { vector<int> n...
### Prompt Your challenge is to write a Cpp solution to the following problem: As you may already know, DuΕ‘an is keen on playing with railway models. He has a big map with cities that are connected with railways. His map can be seen as a graph where vertices are cities and the railways connecting them are the edges. ...
#include <bits/stdc++.h> using namespace std; const int N = 1005; const int MOD = 998244353; inline int read() { int f = 1, x = 0; char s = getchar(); while (s < '0' || s > '9') { if (s == '-') f = -1; s = getchar(); } while (s >= '0' && s <= '9') { x = x * 10 + s - '0'; s = getchar(); } r...
### Prompt Create a solution in Cpp for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; void solve(); signed main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int t; cin >> t; while (t--) solve(); return 0; } int a[1010], b[1010]; bitset<1000010> dp1[1010]; bitset<1000010> dp2[1010]; vector<int> up, down; vector<int> lef, ...
### Prompt Develop a solution in cpp to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; const int M = 1005; int read() { int x = 0, y = 1; char ch = getchar(); while (ch < '0' || ch > '9') y = (ch == '-') ? -1 : 1, ch = getchar(); while (ch >= '0' && ch <= '9') x = x * 10 + ch - '0', ch = getchar(); return x * y; } bitset<M * M / 2> dp[M]; bool check...
### Prompt Generate a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> using namespace std; const int c = 1002, k = 30002, f = k / 2; int w, n, m, dp[c][k], baj, si1, si2; vector<int> p, jobb, bal, fel, le, s1, s2; void ks() { random_shuffle(p.begin(), p.end()); int si = p.size(); for (int i = 0; i <= si; i++) { for (int j = 0; j < k; j++) dp[i][j] = 0; ...
### Prompt Please create a solution in cpp to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using std::max; using std::min; const int inf = 0x3f3f3f3f, Inf = 0x7fffffff; const long long INF = 0x3f3f3f3f3f3f3f3f; std::mt19937 rnd(std::chrono::steady_clock::now().time_since_epoch().count()); template <typename _Tp> _Tp gcd(const _Tp &a, const _Tp &b) { return (!b) ? a : gcd(b, a % b);...
### Prompt Your challenge is to write a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> int read() { static int c, x; while ((c = getchar()) < 48) { } x = c & 15; while ((c = getchar()) >= 48) x = x * 10 + (c & 15); return x; } int a[1010], b[1010]; int px[1010 << 1], py[1010 << 1]; std::vector<int> a1, a2, b1, b2; std::bitset<1010 * 1010> dp[1010]; int main() { dp->...
### Prompt Please create a solution in Cpp to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; const int c = 1002, k = 10002, f = k / 2; int w, n, m, dp[c][k], baj, si1, si2; vector<int> p, jobb, bal, fel, le, s1, s2; void ks() { random_shuffle(p.begin(), p.end()); int si = p.size(); for (int i = 0; i <= si; i++) { for (int j = 0; j < k; j++) dp[i][j] = 0; ...
### Prompt Please formulate a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; const int N_MAX = 1e3, B = 5e5 + 1; int t, n, m, a[2][N_MAX], h[N_MAX], v[N_MAX]; bool p[2][N_MAX], ok[2]; bitset<B> b[N_MAX]; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cin >> t; while (t--) { cin >> n; for (int i = 0; i < n; i++) cin >> a[0...
### Prompt Develop a solution in Cpp to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; int T, h, v; int l[1010], p[1010]; bitset<1010 * 1010> dpl[1010], dpp[1010]; int as[1010], af[1010], bs[1010], bf[1010]; int nowaf, nowas, nowbf, nowbs; bool dp() { dpl[0][0] = 1; dpp[0][0] = 1; int suml = 0, sump = 0; for (int i = 1; i <= h; i++) { dpl[i] = (dp...
### Prompt Develop a solution in Cpp to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; int n, m; const int maxn = 1e3 + 5; bitset<500005> dp[1005]; int a[maxn], b[maxn]; vector<int> A[2], B[2]; vector<pair<int, int> > ans; int main() { int T; cin >> T; while (T--) { for (int i = (0); i < (2); ++i) A[i].clear(), B[i].clear(); scanf("%d", &n); ...
### Prompt Please formulate a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; int a[1001], b[1001], d[2][2][1001], D[2][1001], T, n, m, i, j, k, l, t[2][2], I, s1, s2, x, y, t2[2]; bitset<1000001> f[1001]; bool bz, Bz; void work(int *a, int I, int s) { int i, j, k, l; for (i = 1; i <= n; i++) f[i] = f[i - 1] | (f[i - 1] << a[i]); if (f[n][s...
### Prompt Your task is to create a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> using namespace std; int dp[500010]; vector<int> t, u; int go(int n, int *v, int h) { dp[0] = 1; int s = 0; for (int i = 0; i <= h; i++) { dp[i] = -1; } dp[0] = 0; for (int i = 0; i < n; i++) { for (int j = s; j >= 0; j--) { if (dp[j] != -1 && j + v[i] <= h && dp[j + v...
### Prompt Create a solution in Cpp for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; const int maxn = 1005; const int maxa = 1000005; int n, m, a[maxn], b[maxn], x[maxn], y[maxn], suma, sumb, sza, szb; bool A[maxn], B[maxn]; bitset<maxa> f[maxn]; inline void solve() { suma = sumb = 0; scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%d", &a[i]), s...
### Prompt Your task is to create a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> using namespace std; long long mod = 1000000007LL; long long large = 2000000000000000000LL; bool partition(vector<int> a, vector<int>& b) { int c = 0; int n = (int)a.size(); for (int i = 0; i < n; i++) c += a[i]; if (c % 2) return false; int h = c / 2; vector<vector<int> > dp(n + 1,...
### Prompt Your task is to create a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> long long gi() { long long x = 0, f = 1; char ch = getchar(); while (!isdigit(ch)) f ^= ch == '-', ch = getchar(); while (isdigit(ch)) x = x * 10 + ch - '0', ch = getchar(); return f ? x : -x; } std::mt19937 rnd(time(NULL)); template <class T> void cxk(T& a, T b) { a = a > b ? a : b...
### Prompt Create a solution in CPP for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 1; bitset<1000001> dp[1001]; int x[1001], y[1001], a[1001]; bool vis[1001]; int main() { int T; scanf("%d", &T); dp[0][0] = 1; while (T--) { int h; scanf("%d", &h); int sum = 0, ok = 0, cnt = 0, cnt2 = 0; for (int i = (1); i < (h ...
### Prompt Please create a solution in CPP to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; template <typename T> bool chkmax(T &x, T y) { return x < y ? x = y, true : false; } template <typename T> bool chkmin(T &x, T y) { return x > y ? x = y, true : false; } int readint() { int x = 0, f = 1; char ch = getchar(); while (ch < '0' || ch > '9') { if (...
### Prompt Generate a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> using namespace std; const int maxn = 1e3, maxm = 1e6, LIM = maxm / 64; int T, n, m, a[maxn + 5], b[maxn + 5], c[maxn + 5], d[maxn + 5], oa[maxn + 5], ob[maxn + 5]; struct hmbs { int n; unsigned long long z[LIM + 5]; void reset() { memset(z, 0, (n / 64 + 1) << 3); } hmbs() { n = 0, ...
### Prompt Construct a cpp code solution to the problem outlined: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, ...
#include <bits/stdc++.h> using namespace std; inline void read(int &x) { char c; int f = 1; while (!isdigit(c = getchar())) if (c == '-') f = -1; x = (c & 15); while (isdigit(c = getchar())) x = (x << 1) + (x << 3) + (c & 15); x *= f; } int t, n, m, i, j, a[1005], b[1005], sa, sb, sx[1005], sy[1005]; bi...
### Prompt Your challenge is to write a CPP solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> using namespace std; const int N = (int)1e3, M = (int)1e5, MID = M / 2; int h, v; int a[N], b[N]; bool dp[N][M], up[N][M]; pair<vector<int>, vector<int> > make_part(int *val, int n) { for (int i = 0; i <= n; i++) fill(dp[i], dp[i] + M, false); dp[0][MID] = true; for (int i = 0; i < n; i++...
### Prompt Create a solution in cpp for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; const int M = 1009; int n[2], p[2], a[M]; vector<int> d[2]; bitset<500009> b[1009]; bool cmp(int l, int r) { if (l < 0 || r < 0) return l < r; return l > r; } bool get(int o) { int x = 0; scanf("%d", &n[o]); p[o] = 0; b[0] = 1; for (int i = 1; i <= n[o]; ++i) ...
### Prompt Your task is to create a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> using namespace std; bool divide(vector<long long>& a) { long long n = a.size(); long long sum = 0; for (long long i = 0; i < (long long)(n); i++) { sum += a[i]; } if (sum % 2) { return false; } sum /= 2; vector<long long> p(sum + 1, -2); p[0] = -1; long long cur_sum...
### Prompt Please provide a Cpp coded solution to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> #pragma GCC optimize("O3") #pragma GCC target("sse4") using namespace std; template <class T> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; } template <class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; } mt19937 rng(chrono::steady_clock::now().time_since_epo...
### Prompt In Cpp, your task is to solve the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, an...
#include <bits/stdc++.h> using namespace std; static struct FastInput { static constexpr int BUF_SIZE = 1 << 20; char buf[BUF_SIZE]; size_t chars_read = 0; size_t buf_pos = 0; FILE* in = stdin; char cur = 0; inline char get_char() { if (buf_pos >= chars_read) { chars_read = fread(buf, 1, BUF_SIZ...
### Prompt Your challenge is to write a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> #pragma GCC optimize("O3", "unroll-all-loops") #pragma GCC target("sse4.2") using namespace std; ifstream in; ofstream out; const long long kk = 1000; const long long ml = kk * kk; const long long mod = ml * kk + 7; const long long inf = ml * ml * ml + 7; mt19937 rng(chrono::steady_clock::now()...
### Prompt Please formulate a CPP solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") using namespace std; template <typename T> void ckmn(T& a, T b) { a = min(a, b); } template <typename T> void ckmx(T& a, T b) { a = max(a, b); } void rd(int& x) { scanf("%i", &x); } void rd(long long& x) { scanf("%lld", &x); } void rd(char* x) { scanf("%s", x);...
### Prompt Create a solution in cpp for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; const int N = 3e6 + 4; const long long MOD = 998244353; const long long MX = (long long)1e18; int a[N]; int nax[N]; bool col[N], dp[N]; bool solve(int n, vector<int> &b1, vector<int> &b2) { memset(dp, 0, sizeof dp); memset(nax, 0, sizeof nax); memset(col, 0, sizeof co...
### Prompt In CPP, your task is to solve the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, an...
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 10; int T, n, m, a[maxn], b[maxn], p[4][maxn], len[4]; pair<int, int> ans[maxn]; bitset<1000010> f[1010]; inline pair<int, int> operator+(pair<int, int> a, pair<int, int> b) { return pair<int, int>(a.first + b.first, a.second + b.second); } int main...
### Prompt Develop a solution in CPP to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; const int N = 1005, U = 1e6 + 5; bitset<U> b[N]; int T, n, i, j, a[N]; vector<int> v1, v2, v3, v4; bool FL; inline void input(vector<int>& v1, vector<int>& v2) { v1.clear(); v2.clear(); scanf("%d", &n); for (i = 1; i <= n; ++i) scanf("%d", a + i); random_shuffle(a...
### Prompt Construct a cpp code solution to the problem outlined: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, ...
#include <bits/stdc++.h> char ibuf[1 << 15], *p1, *p2; struct { inline operator int() { register char c, f = 0; while ((c = (p1 == p2 && (p2 = (p1 = ibuf) + fread(ibuf, 1, 1 << 15, stdin), p1 == p2) ? EOF : *p1++)) < 48 || c > ...
### Prompt In cpp, your task is to solve the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, an...
#include <bits/stdc++.h> using namespace std; int T, n, m, a[1100], b[1100], c[1100], d[1100], tmp[1100]; bitset<1000005> dp[1005]; bool work(int *a, int s, int *b) { dp[0].reset(); dp[0][0] = 1; for (int i = 1; i <= n; i++) dp[i] = dp[i - 1] | (dp[i - 1] << a[i]); if (!dp[n][s]) return false; int len = 0, le...
### Prompt Your challenge is to write a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> #pragma GCC optimize("O3", "fast-math") #pragma GCC target("tune=native,avx,avx2") using namespace std; constexpr int kN = int(1E3 + 10), kW = int(25E4 + 10); short l[kN], p[kN]; bitset<kW> posh[kN >> 2], posv[kN >> 2]; bitset<kN> bs; void malay_dp(short n, unsigned char k, int s, int kkW, vect...
### Prompt Please formulate a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; int dp[500010]; unsigned long long lst[510][7813]; void SET(int x, int y) { lst[x][y >> 6] |= 1ull << (y & 63); } int GET(int x, int y) { return lst[x][y >> 6] >> (y & 63) & 1; } void calc(vector<int> &a, vector<int> &b) { int sum = 0; dp[0] = 1; for (int i = 0; i < a...
### Prompt Develop a solution in cpp to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; int T, a[1002], b[1002], a1[1002], a2[1002], b1[1002], b2[1002], h, v; bitset<1002 * 1002> f[1002]; bool cmp1(int x, int y) { return x < y; } bool cmp2(int x, int y) { return x > y; } int main() { cin >> T; while (T--) { scanf("%d", &h); int sum1 = 0, sum2 = 0; ...
### Prompt Your task is to create a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> const double eps = 1e-10; int n, m, a[3005], b[3005], x[3005], y[3005], rk[3005], t1, t2, px, py; std::bitset<1000101> B[1005]; int cmp(int a, int b) { return atan2(y[a], x[a]) + eps < atan2(y[b], x[b]); } int split(int n, int* a, std::vector<int>& v1, std::vector<int>& v2) { int sum = 0; f...
### Prompt Your task is to create a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> using namespace std; const int mod = 998244353; const double eps = 1e-8; const double pi = acos(-1.0); const int maxn = 1e6 + 10; const long long inf = 0x3f3f3f3f; const long long oo = 8e18; const int dir[][2] = {{0, 1}, {1, 0}, {0, -1}, {-1, 0}, {1, 1}, {1, -1}, {-1, 1},...
### Prompt Generate a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> int read() { static int c, x; while ((c = getchar()) < 48) { } x = c & 15; while ((c = getchar()) >= 48) x = x * 10 + (c & 15); return x; } int a[1010], b[1010]; int px[1010 << 1], py[1010 << 1]; std::vector<int> a1, a2, b1, b2; std::bitset<1010 * 1010> dp[1010]; int main() { dp->...
### Prompt Generate a CPP solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> using namespace std; const int mod = 998244353; inline int add(int a, int b) { return (a += b) >= mod ? a - mod : a; } inline int sub(int a, int b) { return (a -= b) < 0 ? a + mod : a; } inline int mul(int a, int b) { return (long long)a * b % mod; } inline int qpow(int a, int b) { int res = ...
### Prompt Generate a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> using namespace std; template <typename T> void chkmax(T &first, T second) { first < second ? first = second : T(); } template <typename T> void chkmin(T &first, T second) { first > second ? first = second : T(); } template <typename T> void readint(T &first) { first = 0; int f = 1; c...
### Prompt Develop a solution in CPP to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> struct MI { private: char bb[1 << 14]; FILE *f; char *bs, *be; char e; bool o, l; public: MI() : f(stdin), bs(0), be(0) {} inline char get() { if (o) { o = 0; return e; } if (bs == be) be = (bs = bb) + fread(bb, 1, sizeof(bb), f); if (bs == be) { ...
### Prompt Create a solution in CPP for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; const int INF = 1e9 + 7, N = 1002, C = 1e6 + 7; bitset<C> dp[N]; pair<vector<int>, vector<int> > split(vector<int> v) { int sum = accumulate((v).begin(), (v).end(), 0); if (sum & 1) return {{}, {}}; dp[0] = 0; dp[0][0] = 1; for (int i = 0; i < v.size(); i++) dp[i ...
### Prompt Generate a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> using namespace std; const int nmax = 1e3 + 42, MX = 1e6 + 42; int h, w; vector<int> l, p; bitset<MX> can[nmax], idle; pair<vector<int>, vector<int> > create(vector<int> cur) { int sum = 0; for (auto k : cur) sum += k; if (sum % 2) return {{}, {}}; for (int i = 1; i <= cur.size(); i++) ...
### Prompt Please create a solution in CPP to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; const int maxn = 1000, maxt = maxn * maxn; int te, n, a[maxn + 5], m, b[maxn + 5], f[maxt + 5], c[maxn + 5], ti, vis[maxn + 5]; bool Make(int *a, bool fl) { int C = 0; for (int i = 1; i <= n; i++) C += a[i]; if (C & 1) return false; C >>= 1; f[0] = true; for...
### Prompt Please create a solution in CPP to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical on...
#include <bits/stdc++.h> using namespace std; int l[1000], p[1000]; bitset<500001> poss[1001]; int main() { int i; int t, h, v; scanf("%d", &t); while (t--) { scanf("%d", &h); for (i = 0; i < h; i++) scanf("%d", &l[i]); scanf("%d", &v); for (i = 0; i < v; i++) scanf("%d", &p[i]); if (h != v)...
### Prompt Create a solution in cpp for the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and...
#include <bits/stdc++.h> using namespace std; template <typename T1, typename T2> inline void chkmin(T1 &a, T2 b) { if (a > b) a = b; } template <typename T1, typename T2> inline void chkmax(T1 &a, T2 b) { if (a < b) a = b; } using ll = long long; using ld = long double; const string FILENAME = "input"; const int M...
### Prompt Construct a CPP code solution to the problem outlined: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, ...
#include <bits/stdc++.h> using namespace std; using i64 = long long; const int T = 501; bitset<T * 1000> dp[1111]; int h, w, a[1111], b[1111]; void partition(int n, int *a, vector<int> &plus, vector<int> &minus) { int s = 0; dp[0].reset(); dp[0][0] = 1; for (int i = 0; i < n; i++) s += a[i]; for (int i = 0; i...
### Prompt Generate a Cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a vertical one, and v...
#include <bits/stdc++.h> using namespace std; const int MAXN = 1005; int h[MAXN], v[MAXN]; struct vec { int x, y; bool operator<(const vec& other) const { return y * other.x < x * other.y; } }; bitset<MAXN * MAXN> dph[MAXN + 5]; bitset<MAXN * MAXN> dpv[MAXN + 5]; void solve() { int n, sh = 0; scanf("%d", &n); ...
### Prompt Your task is to create a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a verti...
#include <bits/stdc++.h> using std::bitset; using std::sort; using std::swap; using std::vector; const int N = 1005, M = 185; int T, n, m, a[N], b[N], t[N]; bitset<N * N> f[N]; bitset<M * N> g[M]; vector<int> la, ra, lb, rb; int main() { scanf("%d", &T); while (T--) { scanf("%d", &n); for (int i = 1; i <= n...
### Prompt Please provide a cpp coded solution to the problem described below: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> using namespace std; vector<bool> clr; vector<int> v, acum; vector<bitset<1000001>> dp; bool divide(int pos, int need) { if (pos == ((int)v.size())) return need == 0; if (need < v[pos] || need > v[pos] + acum.back() - acum[pos]) return false; if (dp[pos][need]) return false; dp[pos].set...
### Prompt Your challenge is to write a CPP solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...
#include <bits/stdc++.h> using namespace std; bitset<250005> b1[501], b2[501]; void solve() { srand(time(NULL)); int h; vector<int> l; int suml = 0; int v; vector<int> p; int sump = 0; scanf("%d", &h); for (int i = 0; i < h; i++) { int first = i + 1; scanf("%d", &first); l.push_back(first)...
### Prompt Your challenge is to write a cpp solution to the following problem: One drew a closed polyline on a plane, that consisted only of vertical and horizontal segments (parallel to the coordinate axes). The segments alternated between horizontal and vertical ones (a horizontal segment was always followed by a v...