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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#101391#6190. Graph ProblemmaroonrkAC ✓2826ms9508kbC++2016.5kb2023-04-29 13:18:422023-04-29 13:18:43

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-04-29 13:18:43]
  • 评测
  • 测评结果:AC
  • 用时:2826ms
  • 内存:9508kb
  • [2023-04-29 13:18:42]
  • 提交

answer

#ifndef LOCAL
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#endif

#include <bits/stdc++.h>
using namespace std;

//fast IO by yosupo
//sc.read(string) だと append される
struct Scanner {
    FILE* fp = nullptr;
    char line[(1 << 15) + 1];
    size_t st = 0, ed = 0;
    void reread() {
        memmove(line, line + st, ed - st);
        ed -= st;
        st = 0;
        ed += fread(line + ed, 1, (1 << 15) - ed, fp);
        line[ed] = '\0';
    }
    bool succ() {
        while (true) {
            if (st == ed) {
                reread();
                if (st == ed) return false;
            }
            while (st != ed && isspace(line[st])) st++;
            if (st != ed) break;
        }
        if (ed - st <= 50) reread();
        return true;
    }
    template <class T, enable_if_t<is_same<T, string>::value, int> = 0>
    bool read_single(T& ref) {
        if (!succ()) return false;
        ref.clear();
        while (true) {
            size_t sz = 0;
            while (st + sz < ed && !isspace(line[st + sz])) sz++;
            ref.append(line + st, sz);
            st += sz;
            if (!sz || st != ed) break;
            reread();            
        }
        return true;
    }
    template <class T, enable_if_t<is_integral<T>::value, int> = 0>
    bool read_single(T& ref) {
        if (!succ()) return false;
        bool neg = false;
        if (line[st] == '-') {
            neg = true;
            st++;
        }
        ref = T(0);
        while (isdigit(line[st])) {
            ref = 10 * ref + (line[st++] - '0');
        }
        if (neg) ref = -ref;
        return true;
    }
    template <class T> bool read_single(vector<T>& ref) {
        for (auto& d : ref) {
            if (!read_single(d)) return false;
        }
        return true;
    }
    void read() {}
    template <class H, class... T> void read(H& h, T&... t) {
        bool f = read_single(h);
        assert(f);
        read(t...);
    }
    Scanner(FILE* _fp) : fp(_fp) {}
};

struct Printer {
  public:
    template <bool F = false> void write() {}
    template <bool F = false, class H, class... T>
    void write(const H& h, const T&... t) {
        if (F) write_single(' ');
        write_single(h);
        write<true>(t...);
    }
    template <class... T> void writeln(const T&... t) {
        write(t...);
        write_single('\n');
    }

    Printer(FILE* _fp) : fp(_fp) {}
    ~Printer() { flush(); }

  private:
    static constexpr size_t SIZE = 1 << 15;
    FILE* fp;
    char line[SIZE], small[50];
    size_t pos = 0;
    void flush() {
        fwrite(line, 1, pos, fp);
        pos = 0;
    }
    void write_single(const char& val) {
        if (pos == SIZE) flush();
        line[pos++] = val;
    }
    template <class T, enable_if_t<is_integral<T>::value, int> = 0>
    void write_single(T val) {
        if (pos > (1 << 15) - 50) flush();
        if (val == 0) {
            write_single('0');
            return;
        }
        if (val < 0) {
            write_single('-');
            val = -val;  // todo min
        }
        size_t len = 0;
        while (val) {
            small[len++] = char('0' + (val % 10));
            val /= 10;
        }
        for (size_t i = 0; i < len; i++) {
            line[pos + i] = small[len - 1 - i];
        }
        pos += len;
    }
    void write_single(const string& s) {
        for (char c : s) write_single(c);
    }
    void write_single(const char* s) {
        size_t len = strlen(s);
        for (size_t i = 0; i < len; i++) write_single(s[i]);
    }
    template <class T> void write_single(const vector<T>& val) {
        auto n = val.size();
        for (size_t i = 0; i < n; i++) {
            if (i) write_single(' ');
            write_single(val[i]);
        }
    }
    void write_single(long double d){
		{
			long long v=d;
			write_single(v);
			d-=v;
		}
		write_single('.');
		for(int _=0;_<8;_++){
			d*=10;
			long long v=d;
			write_single(v);
			d-=v;
		}
    }
};

Scanner sc(stdin);
Printer pr(stdout);

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
#define bg begin()
#define ed end()
#define all(x) x.bg,x.ed
#define si(x) int(x.size())
#ifdef LOCAL
#define dmp(x) cerr<<__LINE__<<" "<<#x<<" "<<x<<endl
#else
#define dmp(x) void(0)
#endif

template<class t,class u> bool chmax(t&a,u b){if(a<b){a=b;return true;}else return false;}
template<class t,class u> bool chmin(t&a,u b){if(b<a){a=b;return true;}else return false;}

template<class t> using vc=vector<t>;
template<class t> using vvc=vc<vc<t>>;

using pi=pair<int,int>;
using vi=vc<int>;

template<class t,class u>
ostream& operator<<(ostream& os,const pair<t,u>& p){
	return os<<"{"<<p.a<<","<<p.b<<"}";
}

template<class t> ostream& operator<<(ostream& os,const vc<t>& v){
	os<<"{";
	for(auto e:v)os<<e<<",";
	return os<<"}";
}

#define mp make_pair
#define mt make_tuple
#define one(x) memset(x,-1,sizeof(x))
#define zero(x) memset(x,0,sizeof(x))
#ifdef LOCAL
void dmpr(ostream&os){os<<endl;}
template<class T,class... Args>
void dmpr(ostream&os,const T&t,const Args&... args){
	os<<t<<" ";
	dmpr(os,args...);
}
#define dmp2(...) dmpr(cerr,__LINE__,##__VA_ARGS__)
#else
#define dmp2(...) void(0)
#endif

using uint=unsigned;
using ull=unsigned long long;

template<class t,size_t n>
ostream& operator<<(ostream&os,const array<t,n>&a){
	return os<<vc<t>(all(a));
}

template<int i,class T>
void print_tuple(ostream&,const T&){
}

template<int i,class T,class H,class ...Args>
void print_tuple(ostream&os,const T&t){
	if(i)os<<",";
	os<<get<i>(t);
	print_tuple<i+1,T,Args...>(os,t);
}

template<class ...Args>
ostream& operator<<(ostream&os,const tuple<Args...>&t){
	os<<"{";
	print_tuple<0,tuple<Args...>,Args...>(os,t);
	return os<<"}";
}

ll read(){
	ll i;
	cin>>i;
	return i;
}

vi readvi(int n,int off=0){
	vi v(n);
	rep(i,n)v[i]=read()+off;
	return v;
}

pi readpi(int off=0){
	int a,b;cin>>a>>b;
	return pi(a+off,b+off);
}

template<class t>
void print_single(t x,int suc=1){
	cout<<x;
	if(suc==1)
		cout<<"\n";
	if(suc==2)
		cout<<" ";
}

template<class t,class u>
void print_single(const pair<t,u>&p,int suc=1){
	print_single(p.a,2);
	print_single(p.b,suc);
}

template<class T>
void print_single(const vector<T>&v,int suc=1){
	rep(i,v.size())
		print_single(v[i],i==int(v.size())-1?suc:2);
}

template<class T>
void print_offset(const vector<T>&v,ll off,int suc=1){
	rep(i,v.size())
		print_single(v[i]+off,i==int(v.size())-1?suc:2);
}

template<class T,size_t N>
void print_single(const array<T,N>&v,int suc=1){
	rep(i,N)
		print_single(v[i],i==int(N)-1?suc:2);
}

template<class T>
void print(const T&t){
	print_single(t);
}

template<class T,class ...Args>
void print(const T&t,const Args&...args){
	print_single(t,2);
	print(args...);
}

string readString(){
	string s;
	cin>>s;
	return s;
}

template<class T>
T sq(const T& t){
	return t*t;
}

void YES(bool ex=true){
	cout<<"YES\n";
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}
void NO(bool ex=true){
	cout<<"NO\n";
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}
void Yes(bool ex=true){
	cout<<"Yes\n";
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}
void No(bool ex=true){
	cout<<"No\n";
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}
//#define CAPITAL
/*
void yes(bool ex=true){
	#ifdef CAPITAL
	cout<<"YES"<<"\n";
	#else
	cout<<"Yes"<<"\n";
	#endif
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}
void no(bool ex=true){
	#ifdef CAPITAL
	cout<<"NO"<<"\n";
	#else
	cout<<"No"<<"\n";
	#endif
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}*/
void possible(bool ex=true){
	#ifdef CAPITAL
	cout<<"POSSIBLE"<<"\n";
	#else
	cout<<"Possible"<<"\n";
	#endif
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}
void impossible(bool ex=true){
	#ifdef CAPITAL
	cout<<"IMPOSSIBLE"<<"\n";
	#else
	cout<<"Impossible"<<"\n";
	#endif
	if(ex)exit(0);
	#ifdef LOCAL
	cout.flush();
	#endif
}

constexpr ll ten(int n){
	return n==0?1:ten(n-1)*10;
}

const ll infLL=LLONG_MAX/3;

#ifdef int
const int inf=infLL;
#else
const int inf=INT_MAX/2-100;
#endif

int topbit(signed t){
	return t==0?-1:31-__builtin_clz(t);
}
int topbit(ll t){
	return t==0?-1:63-__builtin_clzll(t);
}
int topbit(ull t){
	return t==0?-1:63-__builtin_clzll(t);
}
int botbit(signed a){
	return a==0?32:__builtin_ctz(a);
}
int botbit(ll a){
	return a==0?64:__builtin_ctzll(a);
}
int botbit(ull a){
	return a==0?64:__builtin_ctzll(a);
}
int popcount(signed t){
	return __builtin_popcount(t);
}
int popcount(ll t){
	return __builtin_popcountll(t);
}
int popcount(ull t){
	return __builtin_popcountll(t);
}
bool ispow2(int i){
	return i&&(i&-i)==i;
}
ll mask(int i){
	return (ll(1)<<i)-1;
}
ull umask(int i){
	return (ull(1)<<i)-1;
}
ll minp2(ll n){
	if(n<=1)return 1;
	else return ll(1)<<(topbit(n-1)+1);
}

bool inc(int a,int b,int c){
	return a<=b&&b<=c;
}

template<class t> void mkuni(vc<t>&v){
	sort(all(v));
	v.erase(unique(all(v)),v.ed);
}

ll rand_int(ll l, ll r) { //[l, r]
	//#ifdef LOCAL
	static mt19937_64 gen;
	/*#else
	static mt19937_64 gen(chrono::steady_clock::now().time_since_epoch().count());
	#endif*/
	return uniform_int_distribution<ll>(l, r)(gen);
}

ll rand_int(ll k){ //[0,k)
	return rand_int(0,k-1);
}

template<class t>
void myshuffle(vc<t>&a){
	rep(i,si(a))swap(a[i],a[rand_int(0,i)]);
}

template<class t>
int lwb(const vc<t>&v,const t&a){
	return lower_bound(all(v),a)-v.bg;
}
template<class t>
bool bis(const vc<t>&v,const t&a){
	return binary_search(all(v),a);
}

vvc<int> readGraph(int n,int m){
	vvc<int> g(n);
	rep(i,m){
		int a,b;
		cin>>a>>b;
		//sc.read(a,b);
		a--;b--;
		g[a].pb(b);
		g[b].pb(a);
	}
	return g;
}

vvc<int> readTree(int n){
	return readGraph(n,n-1);
}

vc<ll> presum(const vi&a){
	vc<ll> s(si(a)+1);
	rep(i,si(a))s[i+1]=s[i]+a[i];
	return s;
}
//BIT で数列を管理するときに使う (CF850C)
template<class t>
vc<t> predif(vc<t> a){
	gnr(i,1,si(a))a[i]-=a[i-1];
	return a;
}
template<class t>
vvc<ll> imos(const vvc<t>&a){
	int n=si(a),m=si(a[0]);
	vvc<ll> b(n+1,vc<ll>(m+1));
	rep(i,n)rep(j,m)
		b[i+1][j+1]=b[i+1][j]+b[i][j+1]-b[i][j]+a[i][j];
	return b;
}

//verify してないや
void transvvc(int&n,int&m){
	swap(n,m);
}
template<class t,class... Args>
void transvvc(int&n,int&m,vvc<t>&a,Args&...args){
	assert(si(a)==n);
	vvc<t> b(m,vi(n));
	rep(i,n){
		assert(si(a[i])==m);
		rep(j,m)b[j][i]=a[i][j];
	}
	a.swap(b);
	transvvc(n,m,args...);
}
//CF854E
void rotvvc(int&n,int&m){
	swap(n,m);
}
template<class t,class... Args>
void rotvvc(int&n,int&m,vvc<t>&a,Args&...args){
	assert(si(a)==n);
	vvc<t> b(m,vi(n));
	rep(i,n){
		assert(si(a[i])==m);
		rep(j,m)b[m-1-j][i]=a[i][j];
	}
	a.swap(b);
	rotvvc(n,m,args...);
}

//ソートして i 番目が idx[i]
//CF850C
template<class t>
vi sortidx(const vc<t>&a){
	int n=si(a);
	vi idx(n);iota(all(idx),0);
	sort(all(idx),[&](int i,int j){return a[i]<a[j];});
	return idx;
}
//vs[i]=a[idx[i]]
//例えば sortidx で得た idx を使えば単にソート列になって返ってくる
//CF850C
template<class t>
vc<t> a_idx(const vc<t>&a,const vi&idx){
	int n=si(a);
	assert(si(idx)==n);
	vc<t> vs(n);
	rep(i,n)vs[i]=a[idx[i]];
	return vs;
}
//CF850C
vi invperm(const vi&p){
	int n=si(p);
	vi q(n);
	rep(i,n)q[p[i]]=i;
	return q;
}

template<class t,class s=t>
s SUM(const vc<t>&a){
	return accumulate(all(a),s(0));
}

template<class t>
t MAX(const vc<t>&a){
	return *max_element(all(a));
}

template<class t>
t MIN(const vc<t>&a){
	return *min_element(all(a));
}

template<class t,class u>
pair<t,u> operator+(const pair<t,u>&a,const pair<t,u>&b){
	return mp(a.a+b.a,a.b+b.b);
}

vi vid(int n){
	vi res(n);iota(all(res),0);
	return res;
}

template<class S>
S getrev(S s){
	reverse(all(s));
	return s;
}

pi operator+(pi a,pi b){return pi(a.a+b.a,a.b+b.b);}

//Montgomery
struct modinfo{
	using u128=__uint128_t;
	ull n,n2,r,t,e;
	modinfo(ull nn){
		n=nn;
        assert(n<(1ull<<62));
        assert(n%2==1);
        n2=n*2;
        r=n&3;
        rep(_,5)r*=2-n*r;
        r=-r;
        assert(r*n==-1ull);
        t=-ull(n)%n;
        e=-u128(n)%n;
	}
	ull add(ull x,ull y)const{x+=y;return x<n2?x:x-n2;}
	ull re(u128 x)const{return (x+u128(ull(x)*r)*n)>>64;}
	ull mult(ull x,ull y)const{return re(u128(x)*y);}
	ull en(ull x)const{return mult(x,e);}
	ull de(ull x)const{x=re(x);return x<n?x:x-n;}
};
template<modinfo const&ref>
struct modular{
	static constexpr ull const &mod=ref.n;
	static constexpr ull const &mod2=ref.n2;
	ull v;
	modular(ll vv=0){v=ref.en(vv%mod+mod);}
	modular operator-()const{return modular()-*this;}
	modular&operator+=(const modular&rhs){v=ref.add(v,rhs.v);return *this;}
	modular&operator-=(const modular&rhs){v=ref.add(v,mod2-rhs.v);return *this;}
	modular&operator*=(const modular&rhs){v=ref.mult(v,rhs.v);return *this;}
	modular&operator/=(const modular&rhs){return *this*=rhs.inv();}
	modular operator+(const modular&rhs)const{return modular(*this)+=rhs;}
	modular operator-(const modular&rhs)const{return modular(*this)-=rhs;}
	modular operator*(const modular&rhs)const{return modular(*this)*=rhs;}
	modular operator/(const modular&rhs)const{return modular(*this)/=rhs;}
	modular pow(ll n)const{
		modular res(1),x(*this);
		while(n){
			if(n&1)res*=x;
			x*=x;
			n>>=1;
		}
		return res;
	}
	modular inv()const{return pow(mod-2);}
	friend modular operator+(ll x,const modular&y){
		return modular(x)+y;
	}
	friend modular operator-(ll x,const modular&y){
		return modular(x)-y;
	}
	friend modular operator*(ll x,const modular&y){
		return modular(x)*y;
	}
	friend modular operator/(ll x,const modular&y){
		return modular(x)/y;
	}
	ull val()const{return ref.de(v);}
	friend ostream& operator<<(ostream&os,const modular&m){
		return os<<m.val();
	}
	friend istream& operator>>(istream&is,modular&m){
		ll x;is>>x;
		m=modular(x);
		return is;
	}
	bool operator<(const modular&r)const{return v<r.v;}
	bool operator==(const modular&r)const{return v==r.v;}
	bool operator!=(const modular&r)const{return v!=r.v;}
	explicit operator bool()const{
		return val();
	}
};

template<class mint>
ll m2l(mint a){
	ull v=a.val();
	return v<mint::mod/2?v:ll(v)-ll(mint::mod);
}

const modinfo base(4611686018427387847ll);
//modinfo base(1);
using mint=modular<base>;

//inplace
//左c列をsweepしする
//aの先頭rank行に要素が入っている感じ
//Yuhao Du Contest 11 (Ucup1-10 G)
int sweep(vvc<mint>&a,int c=-1){
	if(a.empty())return -1;
	if(c==-1)c=a[0].size();
	int h=a.size(),w=a[0].size(),r=0;
	rep(i,c){
		if(r==h)break;
		rng(j,r,h)if(a[j][i].v){
			swap(a[r],a[j]);
			break;
		}
		if(a[r][i].v==0)continue;
		mint u=a[r][i].inv();
		rep(j,h)if(j!=r){
		//rng(j,r+1,h){ //for speed up (sweep に使った列に複数の non-zero があっても良い場合)
			mint z=-a[j][i]*u;
			rng(k,i,w)
				a[j][k]+=a[r][k]*z;
		}
		r++;
	}
	return r;
}

void inverse(vvc<mint>&a,vvc<mint>&b){
	int n=si(a);
	rep(i,n){
		assert(si(a[i])==n);
		a[i].resize(2*n);
		a[i][n+i]=1;
	}
	auto tmp=sweep(a,n);
	assert(tmp==n);
	b.resize(n);
	rep(i,n){
		b[i].resize(n);
		mint w=a[i][i].inv();
		rep(j,n)b[i][j]=a[i][n+j]*w;
	}
}

void slv(){
	int n,m;sc.read(n,m);
	vvc<mint> a(n,vc<mint>(n)),b;
	rep(i,n)a[i][i]=1;
	int cnt=0;
	auto getvert=[&](){
		int v;sc.read(v);
		v--;
		return (v+cnt)%n;
	};
	rep(_,m){
		int u=getvert();
		int v=getvert();
		a[u][v]-=rand_int(0,mint::mod-1);
	}
	inverse(a,b);
	int q;sc.read(q);
	vvc<mint> c,d;
	rep(_,q){
		int del;sc.read(del);
		vi vs(del);
		rep(i,del)vs[i]=getvert();
		c.resize(del);
		rep(i,del){
			c[i].resize(del);
			rep(j,del)c[i][j]=b[vs[i]][vs[j]];
		}
		inverse(c,d);
		int ask;sc.read(ask);
		rep(i,ask){
			int s=getvert();
			int t=getvert();
			mint val=b[s][t];
			rep(j,del)rep(k,del)val-=b[s][vs[j]]*d[j][k]*b[vs[k]][t];
			int ans=bool(val);
			pr.write(ans);
			cnt+=ans;
		}
		pr.write('\n');
	}
}

signed main(){
	cin.tie(0);
	ios::sync_with_stdio(0);
	cout<<fixed<<setprecision(20);
	
	//int t;cin>>t;rep(_,t)
	slv();
}

详细

Test #1:

score: 100
Accepted
time: 2ms
memory: 3444kb

input:

5 4
1 2
2 3
3 4
4 5
2
1 4
2 1 5 1 3
3 5 3 4
1 1 2

output:

01
1

result:

ok 2 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

100 4870
1 4
1 9
2 1
2 6
2 8
4 5
4 10
5 2
5 3
5 7
6 2
6 4
6 8
7 1
7 2
7 8
7 10
8 1
8 2
8 3
8 4
8 5
8 6
8 7
8 9
8 13
8 16
8 17
9 1
9 2
9 3
9 4
9 5
9 6
9 7
9 8
9 18
10 1
10 2
10 3
10 4
10 5
10 6
10 7
10 11
10 15
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 9
11 10
11 12
11 18
11 20
12 1
12 2
12 3
12 4
1...

output:

1011000010
1010110101
0001010000
0000101001
1000010000
0111001101
0011001101
1100010010
0001100010
0010110101
0011001111
0001000101
1101010010
0100001100
1000100001
0100000000
1110100000
0101111010
0111001001
1110000000
1011000011
0110000000
0000000100
0001011000
1000111000
1111000010
1000110000
011...

result:

ok 100 lines

Test #3:

score: 0
Accepted
time: 6ms
memory: 3820kb

input:

100 4839
1 2
1 7
1 12
1 13
1 15
1 17
1 21
1 22
1 24
2 1
2 4
2 5
2 7
2 12
2 16
2 19
2 22
2 24
3 7
3 8
3 13
3 20
3 22
4 8
4 12
4 14
4 19
5 2
5 3
5 4
5 6
5 7
5 10
5 13
5 14
5 19
5 24
6 3
6 7
6 8
6 10
6 12
6 13
6 15
6 17
6 19
6 21
6 23
6 24
7 2
7 6
7 8
7 9
7 10
7 12
7 13
7 16
7 23
8 1
8 9
8 11
8 12
8 13...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111100111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 100 lines

Test #4:

score: 0
Accepted
time: 6ms
memory: 3776kb

input:

100 4650
1 7
1 12
1 20
1 22
2 7
2 9
2 10
2 11
2 14
2 18
2 20
3 1
3 4
3 8
3 12
3 14
3 16
3 17
3 20
3 21
3 22
4 1
4 6
4 8
4 11
4 12
4 13
4 16
4 21
5 2
5 4
5 9
5 16
5 19
5 21
6 7
6 9
6 10
6 21
7 2
7 8
7 9
7 19
7 20
7 22
8 5
8 7
8 11
8 12
8 14
8 21
9 1
9 5
9 6
9 7
9 8
9 12
9 17
9 21
9 22
10 4
10 9
10 12...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 100 lines

Test #5:

score: 0
Accepted
time: 5ms
memory: 3772kb

input:

100 4945
1 2
1 3
1 5
1 7
1 8
1 9
1 10
1 13
1 15
2 1
2 3
2 4
2 9
2 11
2 12
2 15
3 1
3 10
3 12
3 16
4 1
4 5
4 10
4 12
4 13
4 15
4 16
5 6
5 11
5 16
5 17
6 2
6 10
6 11
6 14
7 1
7 2
7 3
7 4
7 5
7 6
7 8
7 9
7 10
7 11
7 16
7 21
7 22
7 23
7 24
7 25
7 27
7 28
7 30
7 31
7 32
7 35
7 38
7 39
8 1
8 2
8 3
8 4
8 5...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1110101101
1111111111
1111111111
1111111111
1111111111
1100011011
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 100 lines

Test #6:

score: 0
Accepted
time: 732ms
memory: 9420kb

input:

500 124582
1 12
1 14
2 4
2 7
2 9
2 13
2 14
2 18
3 1
3 4
3 7
3 14
3 17
4 1
4 3
4 6
4 12
4 15
4 18
5 3
6 1
6 3
6 8
6 10
6 11
6 13
6 15
6 17
6 18
7 3
7 4
7 5
7 8
7 9
7 17
8 2
8 6
9 10
9 13
9 17
10 2
10 5
10 17
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 9
11 10
11 17
11 18
11 19
11 26
12 1
12 2
12 3
12 ...

output:

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
...

result:

ok 100000 lines

Test #7:

score: 0
Accepted
time: 744ms
memory: 9364kb

input:

500 125402
1 3
1 7
1 10
1 13
1 16
1 21
1 23
1 25
1 28
1 36
1 37
2 3
2 4
2 6
2 7
2 9
2 11
2 16
2 17
2 19
2 20
2 24
2 26
2 28
2 30
2 37
3 2
3 18
3 19
3 21
3 25
3 26
3 32
4 7
4 9
4 10
4 11
4 12
4 14
4 15
4 18
4 19
4 24
4 33
4 35
4 36
5 1
5 4
5 10
5 11
5 17
5 19
5 20
5 21
5 23
5 24
5 31
5 32
5 36
5 38
5...

output:

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
0
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
...

result:

ok 100000 lines

Test #8:

score: 0
Accepted
time: 730ms
memory: 9432kb

input:

500 123930
1 6
1 11
1 13
1 16
1 22
1 25
1 26
1 34
1 38
1 41
1 42
1 43
1 44
1 46
1 48
1 49
1 51
1 53
1 56
2 6
2 9
2 13
2 15
2 24
2 31
2 33
2 36
2 37
2 43
2 44
2 50
2 53
2 56
3 2
3 4
3 5
3 16
3 18
3 19
3 25
3 31
3 32
3 40
3 43
3 44
3 47
3 48
3 50
3 51
3 53
4 1
4 2
4 3
4 5
4 6
4 8
4 14
4 18
4 20
4 26
4...

output:

0
1
1
0
1
1
1
1
1
1
1
1
0
1
1
0
1
1
0
1
1
0
0
1
0
1
0
1
0
1
1
1
0
1
0
0
1
0
0
1
1
1
0
1
1
0
0
1
0
0
0
0
1
0
1
0
0
1
0
0
1
0
1
0
0
0
0
0
1
0
0
1
0
0
0
1
0
0
1
0
0
1
1
0
1
1
0
0
1
0
1
0
1
1
0
1
0
0
0
1
0
1
1
1
1
0
0
0
1
0
1
1
0
0
1
1
0
1
1
0
1
1
0
0
0
1
1
0
0
1
1
0
0
0
0
1
1
1
1
1
1
0
0
0
0
1
0
1
1
1
...

result:

ok 100000 lines

Test #9:

score: 0
Accepted
time: 725ms
memory: 9404kb

input:

500 123484
1 5
1 8
1 10
1 11
1 12
1 20
1 23
1 26
1 27
1 28
1 29
1 31
1 33
1 41
2 4
2 7
2 10
2 18
2 20
2 34
2 35
2 39
2 41
2 42
2 44
2 46
2 52
3 4
3 5
3 6
3 7
3 9
3 14
3 17
3 19
3 23
3 25
3 26
3 32
3 36
3 38
3 39
3 40
3 44
3 46
3 48
3 51
4 1
4 7
4 11
4 12
4 14
4 16
4 17
4 19
4 21
4 23
4 24
4 25
4 29
...

output:

0
0
1
1
1
0
1
1
1
1
0
0
0
1
0
1
1
1
1
0
0
1
1
0
0
0
1
1
1
0
0
1
1
0
0
0
1
1
0
1
0
0
0
1
1
1
1
1
0
0
0
0
0
1
1
0
0
1
0
0
1
1
1
0
1
0
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
1
1
0
1
1
1
0
1
1
1
0
1
1
1
0
0
0
0
0
1
0
0
0
1
1
0
0
1
1
0
0
1
1
1
0
1
1
1
1
1
0
1
0
1
0
1
0
1
1
1
1
1
0
1
1
1
1
1
0
0
1
0
0
0
1
0
1
0
...

result:

ok 100000 lines

Test #10:

score: 0
Accepted
time: 2777ms
memory: 9360kb

input:

500 3278
2 5
2 7
3 5
4 6
4 9
5 6
5 7
5 8
6 8
6 9
6 10
7 8
7 9
8 9
9 13
9 20
9 22
9 23
9 24
9 27
9 29
9 31
10 12
10 14
10 17
10 21
10 23
10 24
10 25
10 26
10 27
11 15
11 17
11 20
11 21
11 25
12 16
12 20
12 21
12 22
12 24
12 28
12 32
12 33
12 39
12 42
12 45
12 46
12 47
12 48
13 14
13 20
13 21
13 23
13...

output:

1011111110
1010010110
0011111011
0101110101
0101011111
1111100001
1111111101
1110000110
1111111011
1111101011
1100101011
1110110111
1100111011
1110100100
1010011111
1111110111
0110111111
1111011100
1110011111
1001101000
1110100111
0111110111
1110111110
1101110001
1111010111
0100100011
1111010011
111...

result:

ok 400000 lines

Test #11:

score: 0
Accepted
time: 2792ms
memory: 9444kb

input:

500 3720
1 3
1 8
1 9
1 11
1 12
1 13
1 18
1 24
1 25
2 4
2 6
2 9
2 10
2 12
2 13
2 18
2 23
2 24
3 8
3 15
3 18
3 19
3 22
3 25
3 26
4 10
4 15
4 17
4 19
5 7
5 9
5 10
5 12
5 13
5 14
5 21
6 8
6 9
6 13
6 16
6 24
7 9
7 11
7 13
7 14
7 15
7 16
7 18
7 26
8 10
8 15
8 18
8 19
8 21
8 22
9 14
9 15
9 16
9 20
9 21
9 2...

output:

1111111101
1111111100
1110111110
1111111110
1111111111
1111111110
1101111011
1111111111
1111110111
1111111101
1111111111
0001010100
1111111111
1111111111
0011110111
1111111101
1111111111
1111111111
1110111111
1111111111
1011110011
1011111111
1111101101
1111111110
1111111111
1111111110
1111001111
110...

result:

ok 400000 lines

Test #12:

score: 0
Accepted
time: 2785ms
memory: 9436kb

input:

500 4232
1 2
1 6
1 14
1 16
2 4
2 6
2 10
2 16
2 17
2 18
2 25
2 26
2 28
3 4
3 6
3 12
3 13
3 17
3 18
3 25
4 8
4 12
4 18
4 23
4 28
5 8
5 9
5 10
5 12
5 13
5 17
5 18
5 21
5 26
5 28
6 8
6 9
6 12
6 23
6 24
6 25
6 26
6 27
6 29
7 15
7 23
7 24
7 25
7 28
8 12
8 14
8 16
8 19
8 29
9 12
9 13
9 15
9 16
9 17
9 20
9 ...

output:

1111011011
1111111111
1111111111
0111111011
1111111011
1110111111
0111111110
1110110111
1110001110
1011111111
0111111111
1111111111
1011111110
1111111111
1011111111
1111111111
1111011111
1111111011
1110111111
0111111111
0111110111
1111101111
0111110111
0111111111
1111111111
1111110011
1111111111
111...

result:

ok 400000 lines

Test #13:

score: 0
Accepted
time: 2776ms
memory: 9416kb

input:

500 6443
1 5
1 9
1 12
1 15
1 18
1 20
1 21
1 22
1 24
1 26
1 27
1 30
1 34
1 35
1 37
1 40
1 42
1 45
1 47
1 48
1 49
1 55
1 58
1 64
1 67
1 68
1 71
1 72
2 3
2 6
2 8
2 9
2 16
2 17
2 19
2 23
2 26
2 29
2 31
2 35
2 36
2 37
2 38
2 41
2 45
2 47
2 52
2 53
2 57
2 69
2 70
2 73
2 76
2 77
3 6
3 12
3 14
3 15
3 20
3 2...

output:

1001111111
0101111010
1111011111
1111111010
1111101111
0111111111
0110111111
1110111111
1111101101
1011111111
1111111111
1111111101
1110111110
1101111111
1011111111
1011111111
1111111111
1111110110
1111110101
1011111011
1111101110
1111111010
0011101101
1011111101
1111101111
1111100110
1101101000
111...

result:

ok 400000 lines

Test #14:

score: 0
Accepted
time: 2812ms
memory: 9364kb

input:

500 123824
2 4
2 6
3 1
3 10
4 2
4 6
4 7
4 8
5 2
5 3
5 4
5 7
5 8
5 11
6 7
7 3
7 5
7 6
7 8
7 11
8 2
8 4
9 1
9 2
9 3
9 4
9 5
9 6
9 7
9 8
9 12
9 14
9 17
9 21
9 23
9 24
9 25
9 26
9 27
10 1
10 2
10 3
10 4
10 5
10 6
10 7
10 8
10 13
10 15
10 18
10 19
10 23
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 10
11 15...

output:

0111110011
0110111111
1011001110
0101001011
0111110111
0011011000
1011110010
1000001101
1111000111
0101101111
1000001010
1010101010
0100000100
1011101110
1100011000
0000111110
0010100011
0110010101
1000111111
1101000001
0111110010
0011110100
0011101010
1001001111
0001010011
1010110110
0110111110
000...

result:

ok 400000 lines

Test #15:

score: 0
Accepted
time: 2794ms
memory: 9368kb

input:

500 124816
1 3
1 8
1 9
1 11
1 12
1 13
1 18
1 24
1 25
2 3
2 5
2 8
2 9
2 11
2 12
2 17
2 22
2 23
3 5
3 12
3 15
3 16
3 19
3 22
3 23
4 3
4 9
4 11
4 13
4 22
4 24
4 25
5 1
5 2
5 3
5 11
5 18
5 19
5 23
5 26
6 9
6 13
6 15
6 17
6 18
6 19
6 20
6 22
7 4
7 6
7 12
7 15
7 16
7 18
7 19
8 2
8 3
8 4
8 9
8 10
8 11
8 16...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 400000 lines

Test #16:

score: 0
Accepted
time: 2826ms
memory: 9508kb

input:

500 124872
1 2
1 6
1 14
1 16
2 1
2 4
2 6
2 10
2 16
2 17
2 18
2 25
2 26
2 28
3 1
3 2
3 5
3 11
3 12
3 16
3 17
3 24
4 1
4 5
4 9
4 15
4 20
4 25
4 30
5 1
5 2
5 3
5 6
5 7
5 11
5 12
5 15
5 20
5 22
5 26
5 27
5 30
6 1
6 13
6 14
6 15
6 16
6 17
6 19
6 28
7 1
7 8
7 9
7 10
7 13
7 19
7 21
7 23
7 26
8 1
8 7
8 12
8...

output:

0001111111
1101111010
1110011011
1011001101
0110111111
0000111000
1101010111
0101001111
1001101011
1111111101
1111110011
0010011010
0001000001
0101101111
1111000101
1100100001
0011010101
1010010110
0011111011
0000011011
1100010000
1011011011
1111010001
0110111011
0111000111
0111111000
1111000111
011...

result:

ok 400000 lines

Test #17:

score: 0
Accepted
time: 2774ms
memory: 9404kb

input:

500 124293
1 5
1 9
1 12
1 15
1 18
1 20
1 21
1 22
1 24
1 26
1 27
1 30
1 34
1 35
1 37
1 40
1 42
1 45
1 47
1 48
1 49
1 55
1 58
1 64
1 67
1 68
1 71
1 72
2 1
2 5
2 7
2 8
2 15
2 16
2 18
2 22
2 25
2 28
2 30
2 34
2 35
2 36
2 37
2 40
2 44
2 46
2 51
2 52
2 56
2 68
2 69
2 72
2 75
2 76
3 2
3 9
3 11
3 12
3 17
3 ...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111101
1111111111
1111111111
1111111111
1111111111
1100100100
1111111111
1111111111
1111111111
111...

result:

ok 400000 lines