text
stringlengths
49
983k
#include <bits/stdc++.h> using namespace std; bool inrange(int y) { return ((y >= 1) && (y <= 9)); } int main() { int r1, r2, c1, c2, d1, d2; bool taken[9] = {false}; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int x = (r1 + r2); int y = (c1 + c2); int z = (d1 + d2); int w; if (x == y && y == z) { if (...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2, a = 1, b, c, d; int main() { ios::sync_with_stdio(0); ios_base::sync_with_stdio(0); cin.tie(0), cout.tie(0); cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; while (a <= 9) { b = 1; while (b <= 9) { if (a == b) { b++; ...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2, i; cin >> r1 >> r2; cin >> c1 >> c2; cin >> d1 >> d2; int x1, x2, y1, y2, y3, y4; bool flag = false; for (i = 1; i <= 9; i++) { y1 = i, y2 = r1 - i, y3 = c1 - y1, y4 = c2 - y2, x1 = y1 + y4, x2 = y2 + y3; if (y1...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; bool cd = false; scanf("%d %d %d %d %d %d", &r1, &r2, &c1, &c2, &d1, &d2); for (int i = 1; i <= 9; ++i) { for (int j = 1; j <= 9; ++j) { for (int k = 1; k <= 9; ++k) { for (int l = 1; l <= 9; ++l) { ...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; scanf("%d %d", &r1, &r2); scanf("%d %d", &c1, &c2); scanf("%d %d", &d1, &d2); int a1 = -1; int a2 = -1; int a3 = -1; int a4 = -1; for (int i = 1; i <= 9; i++) { for (int y = 1; y <= 9; y++) { for (int l = ...
#include <bits/stdc++.h> using namespace std; const int maxn = 3e5 + 5; int a[maxn]; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int k2 = (d2 + r2 - c2); if (k2 % 2 == 1) { cout << -1 << endl; return 0; } i...
#include <bits/stdc++.h> using namespace std; struct debugger { template <typename T> debugger& operator,(const T& v) { cerr << v << " "; return *this; } } dbg; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; vector<int> sums{r1, c1, d1, d2, c2, r2}; for (int c = ...
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); ; int r1, r2, d1, d2, c1, c2, a, b, c, d; cin >> r1 >> r2; cin >> d1 >> d2; cin >> c1 >> c2; a = (c1 + d1 - r2) / 2; b = c1 - a; c = r1 - a; d = r2 - b; if (a != b && a != c && a !=...
#include <bits/stdc++.h> using namespace std; bool compare(pair<int, int> a, pair<int, int> b) { return a.first < b.first; } int main() { float r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; float a = c1 / 2 + (d1 + r1 - d2 - r2) / 4; float c = c1 / 2 - (d1 + r1 - d2 - r2) / 4; float b = c2 ...
#include <bits/stdc++.h> int main() { int r1, r2, c1, c2, d1, d2, x1, x2, x3, x4; scanf("%d%d%d%d%d%d", &r1, &r2, &c1, &c2, &d1, &d2); x1 = (d1 + r1 - c2) / 2; x2 = (c2 + r1 - d1) / 2; x3 = (2 * r2 + r1 - d1 - c2) / 2; x4 = (d1 + c2 - r1) / 2; bool ind = 1; if (x1 == x2 || x1 == x3 || x1 == x4 || x2 == ...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int num1, num2, num3, num4, flag = 0; for (int i = 1; i < r1; i++) { num1 = i; num2 = r1 - i; if (c1 - num1 > 0 && num1 <= 9) { flag++; num3 = c1 - num1; } ...
#include <bits/stdc++.h> using namespace std; int notIdentical(int a, int b, int c, int d) { if (a != b && b != c && c != d && d != a && a != c && b != d) return 1; return 0; } int main() { int r1, r2, c1, c2, d1, d2, i; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (i = 1; i <= 9; ++i) { if (r1 - i >= 1 &...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2, a, b, c, d; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (a = 1; a <= 9; a++) for (b = 1; b <= 9; b++) for (c = 1; c <= 9; c++) for (d = 1; d <= 9; d++) { if (a != b && a != c && a != d && b != c && ...
#include <bits/stdc++.h> using namespace std; int main(int argc, char const *argv[]) { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (int i = 1; i <= 9; ++i) { for (int j = 1; j <= 9; ++j) { if (i == j) continue; for (int k = 1; k <= 9; ++k) { if (k == i || k == ...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2, x1, x2, y1, y2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; x1 = (r1 + d1 - c2) / 2; x2 = (r1 + d2 - c1) / 2; y1 = (r2 + d2 - c2) / 2; y2 = (r2 + d1 - c1) / 2; if (x1 + x2 == r1 && y1 + y2 == r2 && c1 == x1 + y1 && c2 == x...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2; int a[2][2]; bool solve() { if (a[0][0] + a[0][1] != r1) return false; if (a[1][0] + a[1][1] != r2) return false; if (a[0][0] + a[1][0] != c1) return false; if (a[0][1] + a[1][1] != c2) return false; if (a[0][0] + a[1][1] != d1) return ...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2; bool dfs(vector<int>& a) { bool ans = false; if (a.size() == 4) { for (int i = 0; i < 4; ++i) { for (int j = 0; j < 4; ++j) { if (i == j) continue; if (a[i] == a[j]) return false; } } int i = a[0]; ...
#include <bits/stdc++.h> using namespace std; int main() { long c1, c2, r1, r2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; set<long> st; long t = 0; for (int i = 1; i <= 9; i++) { for (int j = 1; j <= 9; j++) { for (int k = 1; k <= 9; k++) { for (int l = 1; l <= 9; l++) { if ...
#include <bits/stdc++.h> using namespace std; const int N = 100010; char s[N]; int t[N]; int main() { int r1, r2, c1, c2, d1, d2; scanf("%d%d%d%d%d%d", &r1, &r2, &c1, &c2, &d1, &d2); for (int a = 1; a <= 9; a++) for (int b = 1; b <= 9; b++) for (int c = 1; c <= 9; c++) for (int d = 1; d <= 9; d+...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int a11 = (r1 + c1 - d2) / 2; int a12 = r1 - a11; int a21 = c1 - a11; int a22 = d1 - a11; if (a11 != a12 && a11 != a21 && a11 != a22 && a12 != a21 && a12 != a22 && a21 != a...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; bool flag = true; int A, B, C, D; if ((r1 - c2 + d1) % 2 == 0) { A = (r1 - c2 + d1) / 2; D = (d1 - r1 + c2) / 2; } else { flag = false; } if ((c2 - r2 + d2) % 2 == ...
#include <bits/stdc++.h> using namespace std; long long fx[] = {1, -1, 0, 0}; long long fy[] = {0, 0, 1, -1}; bool isprime(int n) { int i; if (n == 1) return false; else if (n == 2) return true; for (i = 2; i * i <= n; i++) { if (n % i == 0) return false; } return true; } void SieveOE(int n) { ...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int a11, a12, a21, a22; a11 = (r1 + c1 - d2) / 2; a21 = c1 - a11; a12 = r1 - a11; a22 = r2 - a21; if (a11 != a22 && a11 != a12 && a11 != a21 && a12 != a21 && a12 != a22 && ...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2; int A[4]; int main() { cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (int i = 1; i <= 9; i++) for (int j = 1; j <= 9; j++) for (int k = 1; k <= 9; k++) for (int l = 1; l <= 9; l++) { if (i != j && i != k && i != l &...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (int a = 1; a <= 9; a++) for (int b = 1; b <= 9; b++) for (int c = 1; c <= 9; c++) for (int d = 1; d <= 9; d++) { if (a + b == r1 && c + d == r2 && a + c ...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2; int main() { scanf("%d%d%d%d%d%d", &r1, &r2, &c1, &c2, &d1, &d2); for (int i = 1; i < 10; i++) for (int j = 1; j < 10; j++) for (int k = 1; k < 10; k++) for (int z = 1; z < 10; z++) { if (i == j || i == k || i == z...
#include <bits/stdc++.h> using namespace std; int main() { set<int> s; int r1, r2, c1, c2, d1, d2, a1, a2, a3, a4; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (int i = 1; i <= 20; i++) { for (int j = 1; j <= 20; j++) { a1 = i; a2 = j; if (a1 + a2 == r1) { a3 = c1 - a1; a4 ...
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int c1, c2, d1, d2, r1, r2, i, j, k, l; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (i = 1; i < 10; i++) { j = r1 - i; k = c1 - i; l = d1 - i; if (i != j && i != k && i != l && j != k && j != ...
#include <bits/stdc++.h> using namespace std; int main() { vector<int> v; int freq[10]; memset(freq, 0, sizeof(freq)); int k, r1, r2, c1, c2, d1, d2, x1, x2, y1, y2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; x1 = (c1 + r1 - d2) / 2; v.push_back(x1); x2 = c1 - x1; v.push_back(x2); y1 = (d2 + c2 - r2) ...
#include <bits/stdc++.h> using namespace std; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int a1, a2, a3, a4; for (int i = 1; i <= 9; i++) { a1 = i; a2 = r1 - a1; a3 = c1 - a1; a4 = c2 - a2; if (1 > a2 or 1 > a3 or 1 > a4 or a2 > 9 or a3 > 9 or a4 > 9) c...
#include <bits/stdc++.h> using namespace std; void solve(); int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int t = 1; while (t--) { solve(); } return 0; } void solve() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int a; bool ans = false; for (a = 1; a <...
#include <bits/stdc++.h> using namespace std; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; for (long long int i = 1; i < 10; ++i) { for (long long int j = 1; j < 10; ++j) { for (long long int k = 1; k...
#include <bits/stdc++.h> using namespace std; int main() { bool ff = false; int a, b, c, d, e, f; cin >> a >> b >> c >> d >> e >> f; for (int i = 1; i <= 9; i++) { for (int j = 1; j <= 9; j++) { for (int k = 1; k <= 9; k++) { for (int l = 1; l <= 9; l++) { if (i + j == a && k + l == ...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2; int main() { scanf("%d%d%d%d%d%d", &r1, &r2, &c1, &c2, &d1, &d2); int tag = 0; for (int i = 1; i <= 9; ++i) { for (int j = 1; j <= 9; ++j) { for (int k = 1; k <= 9; ++k) { for (int l = 1; l <= 9; ++l) { if (i == ...
#include <bits/stdc++.h> using namespace std; bool comp(int n) { return n > 0 && n < 10; } bool noteq(int a, int b, int c, int d) { return a != b && a != c && a != d && b != c && b != d && c != d; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1...
#include <bits/stdc++.h> const int Inf = 2e9; long long LINF = (long long)4e18; using namespace std; int r1, r2, c1, c2, d1, d2; bool ok(int i, int j, int k, int l) { if (i + j != r1) return false; if (k + l != r2) return false; if (i + k != c1) return false; if (j + l != c2) return false; if (i + l != d1) re...
#include <bits/stdc++.h> using namespace std; void SR(int &x) { scanf("%d", &x); } void SR(long long &x) { scanf("%lld", &x); } void SR(double &x) { scanf("%lf", &x); } void SR(char *s) { scanf("%s", s); } void RI() {} template <typename I, typename... T> void RI(I &x, T &...tail) { SR(x); RI(tail...); } int main()...
#include <bits/stdc++.h> using namespace std; int c[10]; int main() { int r1, r2, c1, c2, d1, d2; cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2; int x1, x2, x3, x4; x2 = (c2 - r2 + d2) / 2; x3 = (r2 - c2 + d2) / 2; x1 = r1 - x2; x4 = c2 - x2; int flag = 0; if (x1 + x2 == r1 && x3 + x4 == r2 && x1 + x3 == c1...
#include <bits/stdc++.h> int main() { int r1, r2, c1, c2, d1, d2; scanf("%d%d%d%d%d%d", &r1, &r2, &c1, &c2, &d1, &d2); for (int i = 1; i < 10; i++) for (int j = 1; j < 10; j++) if (i != j) for (int k = 1; k < 10; k++) if (k != i && k != j) for (int l = 1; l < 10; l++) ...
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:102400000,102400000") using namespace std; const int MAXN = 100000 + 10; const int INF = 0x7fffffff; bool vis[10]; int main() { int r1, r2, c1, c2, d1, d2, a, b, c, d; while (scanf("%d%d%d%d%d%d", &r1, &r2, &c1, &c2, &d1, &d2) == 6) { bool f = false; ...
#include <bits/stdc++.h> using namespace std; int main() { int c1, c2, r1, r2, d1, d2, x[5], i, j; cin >> r1 >> r2; cin >> c1 >> c2; cin >> d1 >> d2; x[3] = ((r1 - d1) + c2) / 2; x[2] = d2 - x[3]; x[4] = c2 - x[3]; x[1] = d1 - x[4]; if (x[1] + x[2] == c1 && x[3] + x[4] == c2 && x[1] + x[3] == r1 && ...
#include <bits/stdc++.h> using namespace std; int r1, r2, c1, c2, d1, d2; int board[2][2]; bool taken[10]; bool ans; void check() { int a = board[0][0] + board[0][1]; int b = board[1][0] + board[1][1]; int c = board[0][0] + board[1][1]; int d = board[0][1] + board[1][0]; int e = board[0][0] + board[1][0]; i...
#include <bits/stdc++.h> #define fst first #define snd second #define fore(i,a,b) for(int i=a,ThxDem=b;i<ThxDem;++i) #define pb push_back #define ALL(s) s.begin(),s.end() #define FIN ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0) #define SZ(s) int(s.size()) using namespace std; typedef long long ll; typedef pair<i...
/** * author: akifpathan * created: Thursday 31.12.2020 11:51:21 AM **/ /* #pragma GCC optimize("Ofast") //#pragma GCC optimize ("unroll-loops") //#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") */ #ifdef LOCAL #include "debug.h" #else #include<bits/stdc++.h> using namespace std; #...
#include<cstdio> #include<cstring> #include<algorithm> #include<iostream> #include<string> #include<vector> #include<stack> #include<bitset> #include<cstdlib> #include<cmath> #include<set> #include<list> #include<deque> // #include<map> #include<queue> using namespace std; typedef long long ll; const double PI = acos(-...
#include<bits/stdc++.h> using namespace std; // #include <ext/pb_ds/assoc_container.hpp> // #include <ext/pb_ds/detail/standard_policies.hpp> // using namespace __gnu_pbds; #pragma GCC optimize("O3") #ifdef LOCAL #include "/Users/lbjlc/Desktop/coding/debug_utils.h" #else #define print(...) ; #define printn(...) ; #de...
/* `-:://:::- `//:-------:/:` ...
#include <bits/stdc++.h> using namespace std; #define debbuging false #define _ if(!debbuging) ios_base::sync_with_stdio(0);cin.tie(0); #define debug if(debbuging) cout #define endl '\n' typedef long long ll; typedef tuple<int,int,int> t3; const int INF = 0x3f3f3f3f; const ll LINF = 0x3f3f3f3f3f3f3f3fll; const int...
#include <bits/stdc++.h> using namespace std; #define fi first #define se second #define mp make_pair #define pb push_back #define all(a) (a).begin(), (a).end() using ll = long long; using ull = unsigned long long; using pii = pair<int, int>; using pil = pair<int, ll>; using pli = pair<ll, int>; using pll = pair<ll, ...
#include<bits/stdc++.h> using namespace std; using ll = long long; vector<int> G; int get_group(int x) { if(G[x] == x) return x; return G[x] = get_group(G[x]); } void merge_group(int x, int y) { int gx = get_group(x); int gy = get_group(y); if(gx == gy) return; if(gx > gy) sw...
#include<bits/stdc++.h> #define int long long #define mod 1000000007 using namespace std; int freex[500005]; int parent[500005]; vector<int> adj[500005]; int finder(int x) {if(x==parent[x]){return x;} int z=finder(parent[x]); parent[x]=z; return z; } void Union(int a,int b) {if(finder(a)==finder(b)){return;} int x...
#include "bits/stdc++.h" #define requires(...) typename std::enable_if<__VA_ARGS__::value, int>::type = 0 using namespace std; template<class U, class V> istream &operator>>(istream &is, pair<U, V> &p) { return is >> p.first >> p.second; } template<class U, class V> ostream &operator<<(ostream &os, const pair<U, V>...
#include <bits/stdc++.h> #define fi first #define se second #define mp make_pair #define pb push_back #define eb emplace_back #define allv(V) (V).begin(), (V).end() using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int inf = INT_MAX; const ll infll = LONG_LONG_MA...
#include <iostream> #include <map> #include <algorithm> #include <queue> #include <set> #include <vector> #include <iomanip> #include <bitset> using namespace std; #define pi pair<int ,int> int mod = 1e9+7 , n , m , ok[1000000] , lab[1000000]; vector <int> ruler[1000001] , res; void unite(int u , int v) { if (lab[u] >...
#include <bits/stdc++.h> #define rc(x) return cout<<x<<endl,0 #define pb push_back #define mkp make_pair #define in insert #define er erase #define fd find #define fr first #define sc second #define all(x) x.begin(),x.end() #define lun(x) (int)x.size() typedef long long ll; typedef long double ld; const ll INF=0x3f3f3f...
//goto line 42 for some useful code #include <bits/stdc++.h> using namespace std; #ifdef LOCAL #include "debug.hpp" #else #define dbg(...) 47 #endif // speed up hacks does not work with MSVC compilers // refer https://codeforces.com/blog/entry/66279 #pragma GCC optimize("Ofast") #pragma GCC target("avx,avx2,fma") #pra...
#include<bits/stdc++.h> #define fi first #define se second #define mp make_pair #define em emplace #define eb emplace_back #define pb pop_back #define sz(v) (int) v.size() #define all(v) v.begin(), v.end() using namespace std; typedef long long ll; typedef long double ld; typedef pair<int, int> pii; mt19937 rnd(chr...
#include <bits/stdc++.h> using namespace std; #define int long long #define ff first #define ss second #define pii pair<int, int> #define pb emplace_back #define pf emplace_front #define mp make_pair #define ld long double #define all(x) x.begin(), x.end() #define uniq(x) sort(all(x)), x.resize(unique(all(x)) - x.beg...
#include <bits/stdc++.h> using namespace std; class union_find{ public: vector<int> arr; union_find(int n){ arr.resize(n); fill(arr.begin(),arr.end(),-1); } int find(int x){ return arr[x]<0?x:arr[x]=find(arr[x]); } void unite(int x,int y){ x=find(x),y=find(y); if(x==y) return; if(arr[x]>arr[y]) swap...
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> pii; #define FOR(i, n) for(int (i)=0; (i)<(n); (i)++) #define FOR1(i, n) for(int (i)=1; (i)<=(n); (i)++) #define FORI(i, n) for(int (i)=n-1; (i)>=0; (i)--) template<class T, class U> void umin(T& x, const U& y){ x = min(x, (T)y...
#include <bits/stdc++.h> using namespace std; typedef long long ll; const int MOD = 1e9 + 7; class DSU { private: vector <int> par, sz; int n; public: DSU(int _n) : n(_n) { sz.assign(n + 1, 1); par.assign(n + 1, 0); iota(par.begin(), par.end(), 0); } int find_parent(int a) { if(a == par[a]) return ...
#include <bits/stdc++.h> #define MOD 1000000007 using namespace std; typedef pair<int, int> ii; int p[500001]; int find(int a) { if (a == p[a]) return a; else return p[a] = find(p[a]); } void merge(int a, int b) { a = find(a); b = find(b); if (a != b) { p[a] = b; } } int main() { ios::sync_with_stdio(0);...
#include <bits/stdc++.h> using namespace std; typedef long long int ll; typedef long double ld; #define benq queue #define pbenq priority_queue #define all(x) x.begin(), x.end() #define sz(x) (ll)x.size() #define m1(x) memset(x, 1, sizeof(x)) #define m0(x) memset(x, 0, sizeof(x)) #define inf(x) memset(x, 0x3f, sizeof(...
#include <bits/stdc++.h> //using namespace std; typedef long long ll; typedef long double ld; //std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count()); //int randi = std::uniform_int_distribution<int>(0, 999)(rng); const double EPS = 1e-9; const double PI = acos(-1.0); const ll OO = 2e18 + 10...
#include <bits/stdc++.h> using namespace std; #ifdef LOCAL #include "/debug.h" #else #define db(...) #endif #define all(v) v.begin(), v.end() #define pb push_back using ll = long long; const int NAX = 2e5 + 5, MOD = 1000000007; class UnionFind { // OOP style private: vector<int> p, rank, setSize; // remember: vi...
#include<bits/stdc++.h> using namespace std; const int mod=1e9+7; const int maxn=5e5+5; int f[maxn],ans[maxn]; int _find(int x){return x!=f[x]?f[x]=_find(f[x]):f[x];} int main(){ int n,m,id=0,num=1;scanf("%d%d",&n,&m); for(int i=1;i<=m;i++)f[i]=i; for(int i=1;i<=n;i++){ int k,a,b;scanf("%d",&k); ...
#include <vector> #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> #include <string> #include <map> #include <deque> #include <set> #include <functional> #include <unordered_map> #include <unordered_set> #include <cassert> #include <ctime> #include <queue> #include <stack> #include <iomanip...
#include<bits/stdc++.h> #define pb emplace_back #define AI(i) begin(i), end(i) using namespace std; using ll = long long; template<class T> bool chmax(T &val, T nv) { return val < nv ? (val = nv, true) : false; } template<class T> bool chmin(T &val, T nv) { return nv < val ? (val = nv, true) : false; } #ifdef KEV #defi...
/// In the name of God #include <bits/stdc++.h> #define FILE_NAME "A" using namespace std; using ll = long long; #define f first #define s second #define pb push_back #define pp pop_back #define SZ(x) ((int) x.size()) #define all(x) x.begin(), x.end() #define what_is(x) cerr << #x << " is " << x << endl; ...
#include <bits/stdc++.h> #define endl '\n' #define INF 0x3f3f3f3f #define Inf 1000000000000000000LL #define LL long long #define pb push_back #define mp make_pair #define F first #define S second using namespace std; typedef pair<int,int>pii; const int mod=1e9+7; int n,m; vector<int>ans; int fa[500010]; int find(int a)...
#include <stdio.h> #include <bits/stdc++.h> using namespace std; typedef long long ll; const int MAXN = 500005; const ll MOD = 1000000007; int T,n,m,tot; int fa[MAXN]; int ans[MAXN]; int getroot(int u) { return u == fa[u] ? u : fa[u] = getroot(fa[u]); } int main() { scanf("%d%d",&n,&m); for (int i = 0;i <= m...
// author: erray #include<bits/stdc++.h> using namespace std; // modular template by tourist template <typename T> T inverse(T a, T m) { T u = 0, v = 1; while (a != 0) { T t = m / a; m -= t * a; swap(a, m); u -= t * v; swap(u, v); } assert(m == 1); return u; } template <typename T> class Modul...
#include <iostream> #include <vector> #include <algorithm> #include <string> #define ll long long using namespace std; int n, m; int f[1234567]; int rrank[1234567]; bool cycle[1234567]; int getfa(int a) { if (a != f[a]) f[a] = getfa(f[a]); return f[a]; } void connect(int a, int b) { int fa = g...
#include<bits/stdc++.h> #define For(i,x,y) for (register int i=(x);i<=(y);i++) #define FOR(i,x,y) for (register int i=(x);i<(y);i++) #define Dow(i,x,y) for (register int i=(x);i>=(y);i--) #define Debug(v) for (auto i:v) cout<<i<<" ";puts("") #define mp make_pair #define fi first #define se second #define pb push_back #...
#include<bits/stdc++.h> using namespace std; const int N=5e5+5; int n,m; #define P pair<int,int> P a[N]; int ans[N],nans; const int mod=1e9+7; P b[N]; int insert(int x,int y){ if(b[x].first==x&&b[x].second==y)return -1; if(b[x].first==0){ b[x]=P(x,y); return y; }e...
/* Coded with Leachim's ACM Template. No errors. No warnings. ~~ */ #include <bits/stdc++.h> #pragma GCC diagnostic ignored "-Wunused-const-variable" #pragma GCC diagnostic ignored "-Wsign-conversion" #pragma GCC diagnostic ignored "-Wsign-compare" #define LL long long using namespace std; const int inf=0x3f3f3f3f; c...
#ifdef LOCAL //#define _GLIBCXX_DEBUG #endif //#pragma GCC target("avx512f,avx512dq,avx512cd,avx512bw,avx512vl") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll, ll> P; typedef pair<int, int> Pi; typedef vector<ll> Vec...
#include<bits/stdc++.h> using namespace std; typedef long long ll; #define dbg(x) cout <<#x<<":"<<x<<endl; #define dbgpo(x, y) cout<<"("<<x<<", "<<y<<")"; #define fast ios_base::sync_with_stdio(false); cin.tie(NULL) #define pb push_back #define eb emplace_back #define f first #define s second #define mp make_pair #defi...
#include<bits/stdc++.h> #define fi first #define se second #define LL long long #define PI std::pair<int,int> #define MP std::make_pair const int N=500005,INF=0x8000000; int n,m,fa[N]; std::vector<int>ans; int main(){ scanf("%d%d",&n,&m); for(int i=1;i<=n;i++){ int k,x,y; scanf("%d%d",&k,&x); if(k==1)y=INF; e...
#include <bits/stdc++.h> #define all(x) (x).begin(),(x).end() using namespace std; using ll = long long; using pii = pair<int, int>; template<typename... T> void rd(T&... args) {((cin>>args), ...);} template<typename... T> void wr(T... args) {((cout<<args<<" "), ...);cout<<endl;} struct UF { vector<int> fa, sz; ...
#include<bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); int N, M; cin >> N >> M; const int MOD = 1e9 + 7; int tot = 1; vector<int> ans; vector<int> par(M); iota(par.begin(), par.end(), 0); vector<bool> good(M); auto get_par = [&](int v) { while (v != par[v]) ...
//Challenge: Accepted #include <iostream> #include <algorithm> #include <vector> #include <utility> #include <string> #include <stack> #include <queue> #define ll long long #define pii pair<int, int> #define maxn 500005 #define mod 1000000007 #define Goodbye2020 ios_base::sync_with_stdio(0);cin.tie(0); using namespace ...
#include <iostream> #include <vector> using namespace std; const int maxn = 5e5 + 5; const int mod = 1e9 + 7; int f[maxn]; int Find(int u) { if (u != f[u]) { f[u] = Find(f[u]); } return f[u]; } int main() { int n, m; scanf("%d %d", &n, &m); for (int i = 1; i <= m; i++) { f[i] = ...
/* Author: AquaBlaze Time: 2020-12-30 23:16:53 Generated by powerful Codeforces Tool You can download the binary file in here https://github.com/xalanq/cf-tool (Windows, macOS, Linux) Keqing best girl :) Nephren will always be in my heart */ #include<bits/stdc++.h> #define x first #define y second #define...
#include <bits/stdc++.h> using namespace std; typedef long long ll; const int N = 5e5+5; #define pii pair<int,int> #define ff first #define ss second #define pb push_back struct DisjointSet{ int P[N]; int R[N]; DisjointSet( ){ memset(R,0,sizeof(R)); for( int i = 1 ; i < N ; i ++ ){ ...
#include <bits/stdc++.h> using namespace std; typedef long long int ll; #define int ll #define fast(); ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); #define tests() int t; cin>>t; while(t--) #define endl '\n' #define F first #define S second #define mp make_pair #define vi vector <ll> #define pii pair<ll, ll> ...
#include<bits/stdc++.h> using namespace std; map<int,int>mp; const int maxn = 5e5 + 10; typedef long long ll; const ll mode = 1e9+7; ll bitcount[65]; ll a[maxn]; int pre[maxn]; int find(int x){ if(x==pre[x]) return x; else return pre[x] = find(pre[x]); } bool unions(int x,int y){ int xx = find(x); int yy = find(y)...
#include <bits/stdc++.h> using namespace std; template <int mod> struct Modular { int value; Modular(int64_t v = 0) { value = v % mod; if (value < 0) value += mod; } Modular& operator+=(Modular const& b) { value += b.value; if (value >= mod) value -= mod; return *this; } Modular& operator-=(Modular co...
#include <bits/stdc++.h> using namespace std; #define taskname "TEST" typedef long long ll; typedef long double ld; const int N = 5e5 + 5; const int MOD = 1e9 + 7; int n, m, up[N]; vector <int> res; void init() { for (int i = 1; i <= 5e5 + 1; i++) up[i] = i; } int findset(int u) { if (up[u] != u) up[u] = fi...
#include <bits/stdc++.h> using namespace std; using ll = long long; #ifdef LOCAL #define debug(...) {\ std::cout << "[" << __FUNCTION__ << ":" << __LINE__ << "] " << #__VA_ARGS__ << " " << __VA_ARGS__ << std::endl;\ } #else #define debug(...) #endif const long long mod = 1000000007; #define MOD(x) ((x)%mod)...
#include <bits/stdc++.h> //define/typeDef #define all(a) a.begin(), a.end() #define double long double #define int long long #define NIL 0 #define INF LLONG_MAX #define loop(n) for(int i=0;i<n; i++) #define rloop(n) for(int i=n-1; i>=0; i--) using namespace std; const int mod = 1e9 + 7; const int N = 5e5 + 50; int par...
#pragma GCC optimize ("O3") #include <bits/stdc++.h> using namespace std; typedef long long ll; const int N = 5e5 + 5; const int mod = 1e9 + 7; int n, m, cnt = 1, par[N]; vector<int> ans; int find(int u) { return (u == par[u]) ? u : par[u] = find(par[u]); } bool join(int a, int b) { a = find(a), b = find(b); ...
#include <bits/stdc++.h> using namespace std; using ll=long long; #define int ll #define rng(i,a,b) for(int i=int(a);i<int(b);i++) #define rep(i,b) rng(i,0,b) #define gnr(i,a,b) for(int i=int(b)-1;i>=int(a);i--) #define per(i,b) gnr(i,0,b) #define pb push_back #define eb emplace_back #define a first #define b second ...
#include<bits/stdc++.h> #define it register int #define ct const int #define il inline using namespace std; typedef long long ll; #define rll register ll #define cll const ll #define mkp make_pair #define fir first #define sec second const int N=1000005; #define P 1000000007 template<class I> il I Min(I p,I q){return p...
#include <bits/stdc++.h> using namespace std; #define TRACE(x) cerr << #x << " = " << x << endl #define _ << " _ " << #define fi first #define se second typedef long long ll; typedef long double ld; typedef pair<int, int> pii; typedef vector<int> vi; vi p; int find_p(int x) { if (x == p[x]) return x; retur...
#include <iostream> #include <vector> #define ll long long #define f first #define s second #define NMAX 500000 #define MOD 1000000007 using namespace std; ll n, m, viz[NMAX+10]; ll nr, ans = 1, ans2, tata[NMAX+10], rang[NMAX+10]; vector <ll> nod[NMAX+10], a; pair <ll, ll> v[NMAX+10]; ll findDaddy(ll x) { ll y = x...
#pragma GCC optimize("O3") #include <bits/stdc++.h> using namespace std; #ifdef LOCAL #define _GLIBCXX_DEBUG #endif #pragma region Macros #define FOR(i, l, r) for(int i = (l) ;i < (r) ;i++) #define REP(i, n) FOR(i, 0, n) #define REPS(i, n) FOR(i, 1, n+1) #define RFOR(i, l, r) for(int i = (l) ; i >= (r) ; i--) #defin...
#include <bits/stdc++.h> using namespace std; const int MOD = 1e9 + 7; class DSU { public: vector<int> uf, rank; DSU(int n): uf(n), rank(n, 1) {iota(uf.begin(), uf.end(), 0);}; int find(int x){ if (uf[x] != x) uf[x] = find(uf[x]); return uf[x]; } bool unify(int x, int y){ ...
#include <bits/stdc++.h> using namespace std; typedef long long int LL; typedef pair<int, int> pii; typedef pair<LL, LL> pll; typedef long double LD; #define L first #define smax(x, y) (x) = max((x), (y)) #define sz(x) ((int)(x).size()) #define R second #define smin(x, y) (x) = min((x), (y)) #define PB push_back #de...
#include "bits/stdc++.h" using namespace std; #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c> range(c i, c j) { return rge<c> {i, j}; } ...