#line 1 "a.cpp" #include<iostream> #include<vector> using namespace std; #line 2 "/home/kotatsugame/library/datastructure/UF.cpp" struct UF{ int n; vector<int>parent,rank; UF(int n_=0):n(n_),parent(n_),rank(n_,1) { for(int i=0;i<n_;i++)parent[i]=i; } int find(int a){return parent[a]!=a?parent[a]=find(parent[a]):a;} bool same(int a,int b){return find(a)==find(b);} bool unite(int a,int b) { a=find(a),b=find(b); if(a==b)return false; if(rank[a]<rank[b]) { parent[a]=b; rank[b]+=rank[a]; } else { parent[b]=a; rank[a]+=rank[b]; } return true; } int size(int a){return rank[find(a)];} }; #line 3 "/home/kotatsugame/library/math/modint.cpp" #include<utility> template<int m> struct modint{ unsigned int x; constexpr modint()noexcept:x(){} template<typename T> constexpr modint(T x_)noexcept:x((x_%=m)<0?x_+m:x_){} constexpr unsigned int val()const noexcept{return x;} constexpr modint&operator++()noexcept{if(++x==m)x=0;return*this;} constexpr modint&operator--()noexcept{if(x==0)x=m;--x;return*this;} constexpr modint operator++(int)noexcept{modint res=*this;++*this;return res;} constexpr modint operator--(int)noexcept{modint res=*this;--*this;return res;} constexpr modint&operator+=(const modint&a)noexcept{x+=a.x;if(x>=m)x-=m;return*this;} constexpr modint&operator-=(const modint&a)noexcept{if(x<a.x)x+=m;x-=a.x;return*this;} constexpr modint&operator*=(const modint&a)noexcept{x=(unsigned long long)x*a.x%m;return*this;} constexpr modint&operator/=(const modint&a)noexcept{return*this*=a.inv();} constexpr modint operator+()const noexcept{return*this;} constexpr modint operator-()const noexcept{return modint()-*this;} constexpr modint pow(long long n)const noexcept { if(n<0)return pow(-n).inv(); modint x=*this,r=1; for(;n;x*=x,n>>=1)if(n&1)r*=x; return r; } constexpr modint inv()const noexcept { int s=x,t=m,x=1,u=0; while(t) { int k=s/t; s-=k*t; swap(s,t); x-=k*u; swap(x,u); } return modint(x); } friend constexpr modint operator+(const modint&a,const modint&b){return modint(a)+=b;} friend constexpr modint operator-(const modint&a,const modint&b){return modint(a)-=b;} friend constexpr modint operator*(const modint&a,const modint&b){return modint(a)*=b;} friend constexpr modint operator/(const modint&a,const modint&b){return modint(a)/=b;} friend constexpr bool operator==(const modint&a,const modint&b){return a.x==b.x;} friend constexpr bool operator!=(const modint&a,const modint&b){return a.x!=b.x;} friend ostream&operator<<(ostream&os,const modint&a){return os<<a.x;} friend istream&operator>>(istream&is,modint&a){long long v;is>>v;a=modint(v);return is;} }; #line 6 "a.cpp" using mint=modint<(int)1e9+7>; int N,M; mint ans[1<<17]; main() { cin>>N>>M; vector<pair<int,int> >E; UF uf(N); for(int i=0;i<M;i++) { int a,b;cin>>a>>b; a--,b--; a=uf.find(a); b=uf.find(b); int asz=uf.size(a),bsz=uf.size(b); if(uf.unite(a,b)&&asz==bsz)E.push_back(make_pair(a,b)); } for(int i=0;i<N;i++)if(uf.find(i)==i)ans[i]=1; for(int i=E.size();i--;) { int a=E[i].first,b=E[i].second; mint T=ans[a]+ans[b]; ans[a]=ans[b]=T/2; } for(int i=0;i<N;i++)cout<<ans[i]<<endl; }