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Project_CodeNet
2,016
#include<iostream> #include<algorithm> #include<vector> #include<queue> #include<map> #include<set> #include<string> #include<stack> #include<cstdio> #include<cmath> using namespace std; const int INF=1000000000; const int dir_4[4][2]={{1,0},{0,1},{-1,0},{0,-1}}; const int dir_8[8][2]={{1,0},{1,1},{0,1},{-1,1},{-...
552
Project_CodeNet
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#include<iostream> #include<algorithm> #include<vector> using namespace std; int64_t N; int64_t K; vector<int64_t> G[100000]; int64_t P[100000]; const int64_t INF = 1e9+1; vector<int64_t> v[100000]; vector<int64_t> solv1(int64_t a,int64_t b){//頂点a について(b->aという向き) bのありうるパターンについて返す bool flag=true;//目的の木を作れるかどうか判定 ...
1,107
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define pb push_back #define mp make_pair typedef long long ll; typedef pair<int, int> pii; typedef vector<int> vi; typedef complex<double> point; #define xx real() #define yy imag() #define REP(i, a, b) for(int i = (a); i < (int)(b); i++) #define REPN(i, a, b) for(int i ...
1,061
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; typedef double db; typedef long long ll; #define w1 first #define w2 second #define ls (x<<1) #define rs (x<<1|1) #define pb push_back #define mid ((l+r)>>1) #define SZ(x) ((x).size()) #define All(x) (x).begin(),(x).end() #define rep(i,a,b) for(int (i)=(a);(i)<=(b);(i)++) #d...
698
Project_CodeNet
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#include <bits/stdc++.h> #define inf INT_MAX/2 using namespace std; int l[100050], r[100050], p[100050], ass[100050]; int n, t; vector<int> adjlist[100050]; bool ans = true; void dfs(int x, int par){ for(auto i : adjlist[x]) if(i != par){ if(l[x] != -inf and r[x] != inf){ // range is set l[i] = max(l[i], l[x]-...
700
Project_CodeNet
2,019
#include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <algorithm> using namespace std; const int maxn = 100005; const int inf = 0x3f3f3f3f; int jo[maxn]; int n, k; struct Edge { int to, nxt; } e[maxn << 1]; int first[maxn]; inline void add_edge(int from, int to) { static int cnt ...
900
Project_CodeNet
2,020
#include <bits/stdc++.h> using namespace std; using ll = long long; using pll = pair<ll, ll>; using vl = vector<ll>; using vvl = vector<vl>; #define rng(i,a,b) for(int i = (a); i < (b); ++i) #define rep(i,n) for(int i = 0; i < (n); ++i) #define DEBUG(x) cerr<<__LINE__<<": "<<#x<<" = "<<x<<"\n" template<class t,class...
627
Project_CodeNet
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#include <iostream> #include <vector> #include <cstring> using namespace std; int P[100000]; int low[100000]; int high[100000]; void search(int pos, int prev, const vector<vector<int>>& g){ low[pos] = high[pos] = (P[pos] != -1 ? P[pos] : -1); for(int next : g[pos]){ if(next == prev) continue; search(next, pos,...
618
Project_CodeNet
2,017
#include <cstdio> #include <iostream> #include <cstdlib> #include <cassert> #define L first #define R second #define travel(x, i) for (int i = fir[x]; i; i = e[i].nxt) #define fail {puts("No"); exit(0);} using namespace std; const int N = 1e5 + 5; const int INF = 1e7; struct Constraint { pair <int, int> range; ...
805
Project_CodeNet
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#include <algorithm> #include <bitset> #include <complex> #include <deque> #include <iostream> #include <istream> #include <iterator> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <vector> #include <tuple> #include <iomanip> using namespace std; typedef long long ll; typede...
1,364
Project_CodeNet
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#include <cstdio> #include <cctype> #include <algorithm> #define repu(i,x,y) for (int i=x; i<=y; ++i) #define repe(i,x) for (edge *i=fst[x]; i; i=i->nxt) using namespace std; int n,l[100100],r[100100],root; struct edge { int v; edge *nxt; } pool[200100],*tp=pool,*fst[100100]; int getint() { char ch; w...
525
Project_CodeNet
2,020
#include <bits/stdc++.h> // #include <iostream> // cout, endl, cin // #include <string> // string, to_string, stoi // #include <vector> // vector // #include <algorithm> // min, max, swap, sort, reverse, lower_bound, upper_bound // #include <utility> // pair, make_pair // #include <tuple> // tuple, make_tuple // #inc...
1,818
Project_CodeNet
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#include <cmath> #include <iostream> #include <vector> #include <queue> #include <deque> #include <map> #include <set> #include <stack> #include <tuple> #include <bitset> #include <algorithm> #include <functional> #include <utility> #include <iomanip> #define int long long int #define rep(i, n) for(int i = 0; i < (n);...
1,391
Project_CodeNet
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#include<iostream> #include<iomanip> #include<map> #include<unordered_map> #include<set> #include<unordered_set> #include<vector> #include<array> #include<string> #include<stack> #include<queue> #include<algorithm> #include<cassert> #include<functional> #include<random> #include<complex> #include<bitset> #include<chron...
1,098
Project_CodeNet
2,018
#include <cstdio> #include <algorithm> #include <cmath> using namespace std; const int MAXN = 100005; const int INF = 1e9; int n, K; int V[MAXN], P[MAXN]; int et, fir[MAXN], to[MAXN << 1], ne[MAXN << 1]; int s[2][MAXN], v[MAXN]; void link(int u, int v) { to[++et] = v, ne[et] = fir[u], fir[u] = et; to[++et] = u...
820
Project_CodeNet
2,016
#include <iostream> #include <algorithm> #include <cstdio> #include <cstdlib> #include <sstream> #include <cstring> #include <string> #include <vector> #include <set> #include <map> #include <queue> #include <numeric> #include <functional> #include <array> #include <cmath> #define rep2(x,fr,to) for(int (x)=(fr);(x)<(t...
667
Project_CodeNet
2,020
#include <iostream> #include <string> #include <cmath> #include<algorithm> #include<stack> #include<queue> #include<map> #include<set> #include<iomanip> #define _USE_MATH_DEFINES #include <math.h> #include <functional> using namespace std; #define rep(i,x) for(ll i=0;i<x;i++) #define repn(i,x) for(ll i=1;i<=x;i++) ty...
851
Project_CodeNet
2,017
#include <cstdio> #include <cstdlib> #include <cstring> #include <algorithm> using namespace std; const int N = 1e5 + 10; const int M = 2e5 + 10; const int maxn = 1e9 + 1e5; int las[N], nex[M], to[M], sz, val[N], n, K, fa[N], ans[N]; bool visit[N]; struct node { int l, r; bool all; bool empty; } rem[N], tmp...
867
Project_CodeNet
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#include<iostream> #include<algorithm> #include<vector> #include<cstdio> #include<list> #include<queue> #include<string.h> #include<functional> #include<stack> #include<deque> #include<string> #include<limits.h> #include<map> #include<set> #include<unordered_map> #include<cmath> #include<unordered_set> #define int long...
912
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> pii; const int mod = 1000000007; vector<int> g[100005]; bool b[100005]; int c[100005], l[100005], r[100005]; void dfs(int x, int p) { if (b[x]) l[x] = r[x] = c[x]; else l[x] = -890328, r[x] = 890328; for (int i : g[...
469
Project_CodeNet
2,016
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> PII; typedef vector<int> VI; const int mod=1e4+7; const int inf=0x3f3f3f3f; const double eps=1e-8; //ll powmod(ll a,ll b) {ll res=1;a%=mod; assert(b>=0); for(;b;b>>=1){if(b&1)res=res*a%mod;a=a*a%mod;}return res;} VI g[100010]; i...
336
Project_CodeNet
2,020
#include <algorithm> #include <iostream> #include <cstring> #include <cstdio> #include <queue> const int N = 100005; #define mp(i, j) make_pair(i, j) #define pii pair<int, int> #define fir first #define sec second using namespace std; int n, m, head[N], cnte, ans[N]; struct edge { int to, nxt; } e[N << 1]; priority_...
541
Project_CodeNet
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/* ____________ ______________ __ / _________ /\ /_____ _____/\ / /\ / /\ / / \\ / /\ \ \ / / \ / / \_____/ / / \__/ / \____\/ / / / / / / / / / / / / / / / / / / / / / ...
1,246
Project_CodeNet
2,018
#include<bits/stdc++.h> #define rep(i,k,n) for(int i=k;i<=n;i++) #define pii pair<int,int> #define fi first #define se second #define mp make_pair using namespace std; const int maxn=100005; int n,m; int head[maxn*2],nxt[maxn*2],to[maxn*2],e; int ans[maxn]; bool vis[maxn]; void add_edge(int x,int y) { to[e]=y; nxt[e]...
468
Project_CodeNet
2,017
#include <cstdio> #include <iostream> #include <cassert> #include <vector> #include <queue> #include <stack> #include <algorithm> #define REP(i, n) for(int i = 0; i < (int)(n); ++i) using namespace std; int nNode; int vs[100000+10]; int parity[100000+10]; int lbs[100000+10]; int ubs[100000+10]; vector<int> g[100000+1...
701
Project_CodeNet
2,019
#include <iostream> #include <algorithm> #include <string> #include <vector> #include <cmath> #include <map> #include <queue> #include <iomanip> #include <set> #include <tuple> #define mkp make_pair #define mkt make_tuple #define rep(i,n) for(int i = 0; i < (n); ++i) using namespace std; typedef long long ll; const ll ...
581
Project_CodeNet
2,018
#include<iostream> #include<cstdio> #include<cstring> #include<algorithm> #define M 100010 #define inf 1e9 using namespace std; struct point{ int to,next; }e[M<<1]; int n,m,num,root; int ans[M],head[M],odd[M],L[M],R[M]; void add(int from,int to) { e[++num].next=head[from]; e[num].to=to; head[from]=num; } void dfs1(...
634
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; // macros #define overload_rep(_1, _2 ,_3 ,name, ...) name #define re_p(i, n) for(int i = 0; i < (n); ++i) #define r_ep(i, x, y) for(int i = (x); i < (y); ++i) #define rep(...) overload_rep(__VA_ARGS__, r_ep, re_p,)(__VA_ARGS__) #define all(a) a.begin(), a.end() #ifndef ST...
780
Project_CodeNet
2,017
#include<cstdio> #include<cstring> #include<algorithm> #include<cmath> #include<ctime> #include<cstdlib> #define cmax(a,b) (a<(b)?a=(b),1:0) #define cmin(a,b) (a>(b)?a=(b),1:0) #define dmin(a,b) ((a)<(b)?(a):(b)) #define dmax(a,b) ((a)>(b)?(a):(b)) #define regsiter register #define CL fclose(stdin),fclose(stdout) names...
892
Project_CodeNet
2,016
#include <iostream> #include <string> #include <vector> #include <queue> #include <algorithm> #include <utility> #include <stdexcept> using namespace std; using pii = pair<int, int>; static const int INF = 1000000000; pii backward_recur( int u, int p, vector<int>& lo, vector<int>& hi, const vector<int>& x, const ve...
850
Project_CodeNet
2,017
#include<bits/stdc++.h> using namespace std; const int N = 100005, inf = 1e9; int n, m, dep[N], v[N], s[N], e[N], r; bool off; vector<int> adj[N]; bool check (int C, int P) { dep[C] = dep[P] + 1; if(v[C] && (v[C]-v[r]+dep[C]-1)%2) return false; for(auto &T : adj[C]) { if(T == P) continue; if(!check(T, C)) ret...
469
Project_CodeNet
2,017
#include<cstdio> #include<cstring> #include<cctype> #include<algorithm> #define rep(i,a,b) for(int i=(a),i##_end_=(b);i<=i##_end_;i++) #define dwn(i,a,b) for(int i=(a),i##_end_=(b);i>=i##_end_;i--) using namespace std; const int Size=1<<16; char buffer[Size],*head,*tail; inline char Getchar() { if(head==tail) { ...
1,209
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; int mx[100010],mn[100010],head[100010],o=0,k,n,t,a[100010],up_mx[100010],up_mn[100010]; bool sure[100010]; struct edge{ int to,link; }e[200010]; void add_edge(int u,int v){ e[++o].to=v,e[o].link=head[u],head[u]=o; e[++o].to=u,e[o].link=head[v],head[v]=o; } void dfs(int u...
540
Project_CodeNet
2,017
#include<bits/stdc++.h> #define fi first #define se second #define pb push_back using namespace std; typedef pair<int,int>pi; const int N=100005,inf=0x3f3f3f3f; int n,m,col[N],t[N],a[N],num[N]; vector<int>e[N]; pi f[N]; void build(int x,int fa){ num[x]=col[x]!=inf;f[x]={-inf,inf}; for(int v:e[x])if(v!=fa)build(v,...
570
Project_CodeNet
2,016
#include <cstdio> #include <climits> #include <iostream> #include <string> #include <algorithm> #include <numeric> #include <functional> #include <tuple> #include <list> #include <map> #include <queue> #include <stack> #include <set> #include <vector> #define REP(i,s,n) for(int i=(int)(s);i<(int)(n);i++) using namesp...
585
Project_CodeNet
2,017
#include <cstdlib> #include <cmath> #include <climits> #include <cfloat> #include <map> #include <set> #include <iostream> #include <string> #include <vector> #include <algorithm> #include <sstream> #include <complex> #include <stack> #include <queue> #include <cstdio> #include <cstring> #include <iterator> #include <b...
1,248
Project_CodeNet
2,019
#include<bits/stdc++.h> #define mo 1000000007 #define pi 3.1415926535898 #define eps 1e-9 using namespace std; long long read(){ long long xx=0,flagg=1; char ch=getchar(); while((ch<'0'||ch>'9')&&ch!='-') ch=getchar(); if(ch=='-'){ flagg=-1; ch=getchar(); } while(ch>='0'...
539
Project_CodeNet
2,017
#include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <algorithm> typedef long long ll ; #define rep(i, a, b) for (int i = a; i <= b; ++ i) const int N = 200005, inf = 1000000007 ; using namespace std ; int n, e, ter[N], nxt[N], lnk[N], v[N] ; struct poi { int st, l, r ; } f[N] ; void...
849
Project_CodeNet
2,019
#include<stdio.h> #include<iostream> #include<algorithm> #include<string> #include<string.h> #include<math.h> #include<stdlib.h> #include<vector> #include<queue> #include<map> #include<iomanip> #include<set> #include<bitset> #define rep(index,num) for(int index=0;index<num;index++) #define rep1(index,num) for(int index...
907
Project_CodeNet
2,016
#include <vector> #include <iostream> #include <algorithm> #include <string> #include <cassert> using namespace std; const int INF = 1e9; inline bool IsAny(const pair<int, int>& p) { return p.first == INF && p.second == INF; } inline pair<int, int> GetAny() { return make_pair(INF, INF); } inline bool Merge...
741
Project_CodeNet
2,016
#include "math.h" #include <algorithm> #include <complex> #include <cstdio> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <string> #include <vector> #define ifor(i, a, b) for (int i = (a); i < (b); i++) #define rfor(i, a, b) for (int i = (b)-1; i >= (a); i--) #define rep(i, n) for (int...
903
Project_CodeNet
2,020
#define _USE_MATH_DEFINES #define _CRT_SECURE_NO_WARNINGS #include "bits/stdc++.h" #define rep(i, n) for (int i = 0; i < (n); ++i) #define FOR(i, m, n) for (int i = (m); i < (n); ++i) #define rrep(i, n) for (int i = (n) - 1; i >= 0; --i) #define rfor(i, m, n) for (int i = (m); i >= (n); --i) #define sz(x) ((int)(x).siz...
5,935
Project_CodeNet
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#include <bits/stdc++.h> #include <ext/rope> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> //#pragma GCC optimize("Ofast") //#pragma GCC optimize("unroll-loops") //#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #define ll long long //#define int long long #...
1,103
Project_CodeNet
2,019
/// In The Name Of God #include <bits/stdc++.h> #define f first #define s second #define pb push_back #define pp pop_back #define mp make_pair #define sz(x) (int)x.size() #define sqr(x) ((x) * 1ll * (x)) #define all(x) x.begin(), x.end() #define rep(i, l, r) for (int i = (l); i <= (r); i++) #define per(i, l, r) fo...
1,013
Project_CodeNet
2,018
#include<bits/stdc++.h> using namespace std; #define li long long int #define rep(i,to) for(li i=0;i<((li)(to));i++) #define repp(i,start,to) for(li i=(li)(start);i<((li)(to));i++) #define pb push_back #define sz(v) ((li)(v).size()) #define bgn(v) ((v).begin()) #define eend(v) ((...
1,723
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; typedef vector<int> vi; typedef pair<int,int> pi; #define inf 1000000000 #define rep(i,a,b) for (int i = a; i <= b; i++) #define f first #define s second #define pb push_back //#define mp make_pair int n, a[101010], k, dist[1010...
468
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<ll, ll> P; constexpr int IINF = INT_MAX; vector<vector<int> > g; vector<int> p, lo, up, ans; void dfs(int v, int pre){ if(p[v] >= 0){ lo[v] = max(lo[v], p[v]); up[v] = min(up[v], p[v]);...
559
Project_CodeNet
2,018
#include <bits/stdc++.h> #define FOR(i, begin, end) for(int i=(begin);i<(end);i++) #define REP(i, n) FOR(i,0,n) #define IFOR(i, begin, end) for(int i=(end)-1;i>=(begin);i--) #define IREP(i, n) IFOR(i,0,n) #define SORT(a) sort(a.begin(), a.end()) #define REVERSE(a) reverse(a.begin(), a.end()) #define Lower_bound(v, x) d...
703
Project_CodeNet
2,017
#include<bits/stdc++.h> using namespace std; int N, M, a[100009], ans[100009], st[100009], dr[100009]; bool type[100009]; vector < int > v[100009]; void Bad () { printf ("No\n"); exit (0); } void dfs (int nod, int tata) { vector < pair < pair < int, int >, bool > > curr; bool free = 1; for (auto...
803
Project_CodeNet
2,017
#include<bits/stdc++.h> #define sqr(x) ((x)*(x)) #define ll long long #define ull unsigned long long #define ui unsigned int #define ld long double #define vi vector<int> #define HEAP(...) priority_queue<__VA_ARGS__ > #define heap(...) priority_queue<__VA_ARGS__,vector<__VA_ARGS__ >,greater<__VA_ARGS__ > > #define pii...
1,290
Project_CodeNet
2,020
#include <bits/stdc++.h> using namespace std; const int N = 1e5+7, inf = 1e9; #define pii pair<int,int> #define fi first #define se second vector<int> g[N], ans(N); vector<pii> range(N, {-inf, inf}), edge; int n, k; pii merge(pii x, pii y){ if(x > y) swap(x, y); return {max(x.fi, y.fi), min(x.se, y.se)}; } void...
555
Project_CodeNet
2,018
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> ii; const int maxn = 1e5 + 10; vector<int> adj[maxn]; int p[maxn], n, k; int main(int argc, char const *argv[]) { #ifdef LOCAL_TESTING freopen("in", "r", stdin); #endif scanf("%d", &n); p[n] = -1; for(int i = 1; i < n; ++...
363
Project_CodeNet
2,018
#include <bits/stdc++.h> #define ll long long #define REP(i, n) for (ll (i) = 0; (i) < (n); (i)++) #define REPI(i, a, b) for (ll (i) = (a); (i) < (b); (i)++) #define int long long using namespace std; using P = pair<int, int>; using VI = vector<int>; using VVI = vector<VI>; using VVVI = vector<VVI>; const int INF = 1e...
405
Project_CodeNet
2,020
#include <bits/stdc++.h> #define SORT(x) sort((x).begin(), (x).end()) #define ALL(x) (x).begin(), (x).end() #define rep(i, n) for (ll i = 0; i < n; i++) #define reps(i, m, n) for (ll i = m; i < n; i++) #define repr(i, m, n) for (ll i = m; i >= n; i--) #define de(x) cout << #x << "=" << x << endl; template <class T> boo...
786
Project_CodeNet
2,017
#include <iostream> #include <cstdio> #include <vector> #define _USE_MATH_DEFINES #include <math.h> #include <cstring> #include <numeric> #include <algorithm> #include <stdlib.h> #include <functional> #include <string> #include <array> #include <map> #include <queue> #include <limits.h> #include <set> #include <stack> ...
1,435
Project_CodeNet
2,020
#include<bits/stdc++.h> using namespace std; #define ll long long #define db double const int inf = 1 << 30; template<class T> void chmin(T& x, T y){if(x > y) x = y;} template<class T> void chmax(T& x, T y){if(x < y) x = y;} int l[100010], r[100010]; int N, K; int P[100010]; vector<int> G[100010]; bool flag = true; bo...
719
Project_CodeNet
2,017
#define _USE_MATH_DEFINES #include <cassert> #include <cstdio> #include <cstring> #include <iostream> #include <string> #include <sstream> #include <vector> #include <queue> #include <stack> #include <list> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <algorithm> #include <co...
971
Project_CodeNet
2,018
#include <bits/stdc++.h> using namespace std; typedef pair <int,int> pii; const int RLEN=1<<18|1; inline char nc() { static char ibuf[RLEN],*ib,*ob; (ib==ob) && (ob=(ib=ibuf)+fread(ibuf,1,RLEN,stdin)); return (ib==ob) ? -1 : *ib++; } inline int rd() { char ch=nc(); int i=0,f=1; while(!isdigit(ch)) {if(ch=='-')f=-...
571
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; using ll = long long; template<class T> inline bool chmax(T& a, T b) {if(a<b) {a=b;return 1;} return 0;} template<class T> inline bool chmin(T& a, T b) {if(a>b) {a=b;return 1;} return 0;} const int INF = 1LL<<28; bool updated = false; vector<vector<int>> G; vector<int> P, ...
999
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; const int N = 100100; vector<int> adj[N]; pair<int, int> range[N]; int v[N]; bool valid = true; bool combine(const pair<int, int>& a, pair<int, int>& b) { if ((a.first & 1) != (b.first & 1)) return false; if (a.second < 1 || b.second < 1) return false; if (a.first +...
845
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; typedef unsigned long long int ull; typedef long long int ll; typedef pair<ll,ll> pll; typedef long double D; typedef complex<D> P; #define F first #define S second const ll MOD=1000000007; //const ll MOD=998244353; template<typename T,typename U>istream & operator >> (istr...
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Project_CodeNet
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#include<bits/stdc++.h> #define pb push_back using namespace std; const int maxn=1e5+5; vector<int> G[maxn],order; int n,a,b,known[maxn],val[maxn],l[maxn],r[maxn],k,used[maxn],known_parity[maxn][2],shit,par[maxn],ans[maxn]; void dfs(int v) { used[v]=1; l[v]=-1e9; r[v]=1e9; for (int i=0;i<G[v].size();i++) { int...
585
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; int n, k, num[100007]; vector<int>e[100007]; priority_queue<pair<int, int> >q; bool vis[100007]; int read() { int num = 0; char c = getchar(); while (c < '0' || c>'9')c = getchar(); while (c >= '0' && c <= '9')num = num * 10 + c - '0', c = getchar(); return num; } int m...
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Project_CodeNet
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#include<bits/stdc++.h> using namespace std; #define N 1111116 #define inf 1111111116 #define next nxt int n,x[N],y[N],p[N],next[N],f[N]; priority_queue<pair<int,int> > q; int read(){ int x=0,f=1;char ch=getchar(); for (;!isdigit(ch);ch=getchar()) if (ch=='-') f=-f; for (;isdigit(ch);ch=getchar()) x=x*10+ch-'0'; ...
396
Project_CodeNet
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#include<queue> #include<cstdio> #include<cstdlib> const int N=1e5+6; using namespace std; struct data{ int u,d; inline bool operator<(const data&rhs)const{return d>rhs.d;} }; priority_queue<data>q; int n,k,w[N]; bool vis[N]; vector<int>G[N]; int main(){ scanf("%d",&n); for(int i=1;i<n;++i){ int u,v; scanf("%d%...
290
Project_CodeNet
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#include <iostream> #include <vector> #include <string.h> #include <stack> #include <queue> #include <algorithm> #include <climits> #include <cmath> #include <map> #include <set> #include <assert.h> #include <numeric> #define REP(i,n) for(ll i=0;i<(n);i++) #define MOD 1000000007 #define pb push_back #define int long lo...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define X first #define Y second #define pb push_back typedef pair<int, int> ii; typedef long long ll; const int maxn = 1e5+5; vector<int> adj[maxn]; int has[maxn]; bool flex[maxn]; int pari[maxn]; int lb[maxn], rb[maxn]; int ans[maxn]; int n, k; bool solve(int u, in...
863
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; void read(int &x) { x=0;int f=1;char ch=getchar(); for(;!isdigit(ch);ch=getchar()) if(ch=='-') f=-f; for(;isdigit(ch);ch=getchar()) x=x*10+ch-'0';x*=f; } void print(int x) { if(x<0) putchar('-'),x=-x; if(!x) return ;print(x/10),putchar(x%10+48); } void...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll, ll> P; const ll MOD = 1e9+7; const ll INF = 1e18; #define rep(i,m,n) for(ll i = (m); i <= (n); i++) #define zep(i,m,n) for(ll i = (m); i < (n); i++) #define rrep(i,m,n) for(ll i = (m); i >= (n); i--) #define print(x) cout << (x) << end...
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Project_CodeNet
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#include <iostream> #include <stdio.h> #include <fstream> #include <algorithm> #include <string> #include <map> #include <set> #include <queue> #include <stack> #include <vector> #include <limits.h> #include <math.h> #include <functional> #include <bitset> #define repeat(i,n) for (long long i = 0; (i) < (n); ++ (i)) #...
756
Project_CodeNet
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#include <algorithm> #include <iostream> #include <cassert> #include <cstring> #include <cstdio> using namespace std; inline int getint() { static char c; while ((c = getchar()) < '0' || c > '9'); int res = c - '0'; while ((c = getchar()) >= '0' && c <= '9') res = res * 10 + c - '0'; return res; } template <c...
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Project_CodeNet
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#include <iostream> #include <sstream> #include <vector> #include <queue> #include <algorithm> #include <set> using namespace std; int n; int k; typedef pair<int,int> P; vector<P> edges[100001]; int l[100001]; int r[100001]; queue<int> que; int INF = 1e9; bool solve() { while(!que.empty()) { int v = que.fro...
506
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define N 100005 int n, k, mi[N], ma[N]; bool has[N]; vector<int> a[N]; void check( int x, int y ) { if ( has[y] ) { bool flag = 1; if ( has[x] && (mi[x]-mi[y])%2==0 ) flag = 0; mi[x] = max(mi[x], mi[y]-1); ma[x] = min(ma[x], ma[y]+1); ...
457
Project_CodeNet
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#include"bits/stdc++.h" #define PB push_back #define PF push_front #define LB lower_bound #define UB upper_bound #define fr(x) freopen(x,"r",stdin) #define fw(x) freopen(x,"w",stdout) #define iout(x) printf("%d\n",x) #define lout(x) printf("%lld\n",x) #define REP(x,l,u) for(ll x = (l);x<=(u);x++) #define RREP(x,l,u) ...
932
Project_CodeNet
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#include <algorithm> #include <cmath> #include <complex> #include <iostream> #include <map> #include <queue> #include <set> #include <vector> #include <functional> #include <cstring> #include <regex> #include <random> #include <cassert> #include <stack> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(...
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// Copyright (C) 2017 __debug. // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License as // published by the Free Software Foundation; version 3 // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; with...
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// author: hjy // Problem: #include<bits/stdc++.h> //#pragma GCC optimize(2) using namespace std; #define fi first #define se second #define pb push_back #define mp make_pair #define ll long long #define ull unsigned long long #define pii pair<int,int> #define rep(i,n) for(register int i=0; i<(int)(n); ++i) #define pe...
555
Project_CodeNet
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#include <string> #include <vector> #include <sstream> #include <iostream> #include <algorithm> #include <map> #include <list> #include <set> #include <numeric> #include <queue> #include <stack> #include <cstdio> #include <cmath> #include <cstdlib> #include <cctype> #include <cstring> #include <climits> #include <cfloa...
957
Project_CodeNet
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#include<bits/stdc++.h> #define rep(i, n) for(int i=0;i<(n);++i) #define per(i, n) for(int i=(n)-1;i>=0;--i) #define repa(i, n) for(int i=1;i<(n);++i) #define foreach(i, n) for(auto &i:(n)) #define pii pair<int, int> #define pll pair<long long, long long> #define all(x) (x).begin(), (x).end() #define bit(x) (1ll << (x)...
993
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; const int N = (int)1e5 + 50; typedef pair<int, int> P; int n, m, k; vector<int> G[N]; int res[N]; int main() { cin >> n; memset(res, -1, sizeof(res)); for(int i = 0; i < n - 1; i++) { int a, b; cin >> a >> b; a--, b--; G[a].push_back(b); ...
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Project_CodeNet
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#include <algorithm> #include <cstdio> #include <iostream> #include <cfloat> #include <climits> #include <cstdlib> #include <cstring> #include <cmath> #include <queue> #include <sstream> #include <stack> #include <time.h> #include <vector> #include <complex> #include <map> #include <set> #include <iomanip> #include <ma...
432
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define ll long long int main() { int N, K; scanf("%d", &N); vector<vector<int>> edge(N+1); for (int i = 0; i < N-1; i++) { int A, B; scanf("%d %d", &A, &B); edge[A].push_back(B); edge[B].push_back(A); } scanf("%d",...
459
Project_CodeNet
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#include <iostream> #include <vector> #include <functional> #include <algorithm> using namespace std; int main() { int N; cin>>N; vector<vector<int>> E(N); for (int i=0; i<N-1; i++) { int A, B; cin>>A>>B; E[A-1].push_back(B-1); E[B-1].push_back(A-1); } int K...
577
Project_CodeNet
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#include<bits/stdc++.h> #define N 100005 using namespace std; struct edge{ int t,next; }e[N*2];int ecnt,head[N]; void addedge(int f,int t){ e[++ecnt]=(edge){t,head[f]};head[f]=ecnt; e[++ecnt]=(edge){f,head[t]};head[t]=ecnt; } int n,k,val[N]; priority_queue<pair<int,int> > pq;//ʵ¼ÊÉÏʹÓöÓÁо͹»ÁË int main(){ mems...
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Project_CodeNet
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#include <vector> #include <iostream> #include <algorithm> using namespace std; int N, K, x[100009]; vector<int> G[100009], que[1100009]; int main() { cin.tie(0); ios_base::sync_with_stdio(false); cin >> N; for (int i = 0; i < N - 1; i++) { int va, vb; cin >> va >> vb; va--, vb--; G[va].push_back(vb); G[vb]...
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Project_CodeNet
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/* -*- coding: utf-8 -*- * * c.cc: E: 木と整数 / Integers on a Tree */ #include<cstdio> #include<cstdlib> #include<cstring> #include<cmath> #include<iostream> #include<string> #include<vector> #include<map> #include<set> #include<stack> #include<list> #include<queue> #include<deque> #include<algorithm> #include<numeri...
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Project_CodeNet
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#include<bits/stdc++.h> #define N 100010 #define RG register using namespace std; bool odd[N],even[N]; int a,b,k,n,v,hd[N],lef[N],num[N],rig[N],to[N<<1],nex[N<<1]; inline int gi(){ RG int x=0;RG bool flag=0;RG char c=getchar(); while((c<'0'||c>'9')&&c!='-') c=getchar(); if(c=='-') c=getchar(),flag=1; wh...
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Project_CodeNet
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// Crt. 2019-12-08 12:05:35 // Stt. 2019-12-08 15:06:05 #include <algorithm> #include <iostream> #include <cstring> #include <cstdio> #define N 200005 using namespace std; const int INF = 0x3f3f3f3f; int n, K, w[N], dep[N], L[N], R[N]; int tot, fir[N], nxt[N << 1], to[N << 1]; inline void addE(int u, int v) { n...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; void dfs(vector<int> &lb, vector<int> &ub, vector<int> &P, vector<vector<int>> &ch, bool &ok, int v = 0){ for (int w : ch[v]){ dfs(lb, ub, P, ch, ok, w); if (!ok){ return; } lb[v] = max(lb[v], lb[w] - 1); ub[v] = min(ub[v], ub[w] + 1); } if (...
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Project_CodeNet
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#include<cstdio> #include<algorithm> using namespace std; const int N=1e5+5,M=2*N,inf=1e8; int n,i,et,he[N],l[N],r[N];bool flag; struct edge{int l,to;}e[M]; int read(){ char c=getchar();int k=0;for (;c<48||c>57;c=getchar()); for (;c>47&&c<58;c=getchar()) k=(k<<3)+(k<<1)+c-48;return k; } void put(int x){if (x>9) put(x...
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Project_CodeNet
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#include<bits/stdc++.h> #define ll long long using namespace std; int n,flag,tot,hh,dep[500001],a[500001],e[500001],nt[500001],hd[500001],v[500001],l[500001],r[500001]; void build(int x,int y){ tot++; e[tot]=y; nt[tot]=hd[x];hd[x]=tot; } void dfs(int x,int fa){ int i; dep[x]=dep[fa]+1; for(i=hd[x];i;i=nt[i]){ i...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; #define rep(i,n) for(int i = 0; i < (int)(n); i++) #define all(c) begin(c), end(c) #define dump(x) cerr << __LINE__ << ":\t" #x " = " << x << endl const int INF = 1e9; using Weight = int; using Capacity = int; struct Edge { int src, dst; Weight w...
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Project_CodeNet
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#include<cstdio> #include<cstring> #include<algorithm> using namespace std; const int N=100100; int a[N],l[N],r[N],h[N]; int n,m,tot,x,y,flag,root; struct edge{int y,next;}g[N*2]; void adp(int x,int y){ g[++tot].y=y; g[tot].next=h[x]; h[x]=tot; } void dfs(int x,int fa,int d){ if (a[x]!=-1){ if ((a[x]%2==a[root...
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//#define _GLIBCXX_DEBUG #include <bits/stdc++.h> #define rep(i, n) for(int i=0; i<n; ++i) #define all(v) v.begin(), v.end() #define rall(v) v.rbegin(), v.rend() using namespace std; using ll = int64_t; using ld = long double; using P = pair<int, int>; using vs = vector<string>; using vi = vector<int>; using vvi = vect...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define rep(i,n) for (int i = 0; i < int(n); i++) #define rep1(i,n) for (int i = 1; i <= int(n); i++) #define repR(i,n) for (int i = int(n)-1; i >= 0; i--) #define rep1R(i,n) for (int i = int(n); i >= 1; i--) #define all(x) (x).begin(), (x).end() #define pb push_back #defin...
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#include <bits/stdc++.h> using namespace std; #define FOR(i,l,r) for(int i = (l);i < (r);i++) #define ALL(x) (x).begin(),(x).end() template<typename T> bool chmax(T& a,const T& b){return a < b ? (a = b,true) : false;} template<typename T> bool chmin(T& a,const T& b){return b < a ? (a = b,true) : false;} typedef long l...
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Project_CodeNet
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#include <iostream> #include <vector> #include <map> #include <unordered_map> #include <queue> #include <set> #include <algorithm> #include <string> #include <math.h> #include <limits.h> #include <stack> #include <complex> #include <stdlib.h> #include <stdio.h> #include <functional> #include <cfloat> #include <math.h> ...
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Project_CodeNet
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#include<iostream> #include<algorithm> #include<vector> #include<stack> #include<queue> using namespace std; int const MAX = 100005; int const P_MAX = 20000006; vector<int> v[MAX]; int p[MAX]; int parent[MAX]; stack<int> st,ack; struct high_low { int high; int low; }; high_low hl[MAX]; int value[MAX]; int main() {...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; #define EPS (1e-7) #define INF (1e9) #define PI (acos(-1)) //const ll mod = 1000000007; int parents[100500]; vector<int> children[100500]; vector<int> pathes[100500]; int n; int p[100050]; int maxi[100050]; int mini[100050]; int checker[100050]; int a...
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#include <bits/stdc++.h> using namespace std; constexpr int inf = 1e9; int main() { int n; cin >> n; 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); } int k, rt; cin >> k; vector...
485