using System; using System.Collections.Generic; using System.Collections; using System.Collections.Specialized; using System.Linq; using System.Text; using System.IO; using System.Reflection; using static System.Math; using System.Numerics; using System.Threading; using System.Runtime.CompilerServices; static class Program{ const int mod=(int)1e9+7; const long inf=long.MaxValue-1; static List>[] li; static bool[] b; static void Main(){ Sc sc=new Sc(); var s=sc.Ia; int n=s[0],m=s[1];//n-1; li=new List>[n+1]; b=new bool[n+1]; var c=new int[n+1]; for(int i=1;i<=n;i++){ li[i]=new List>(); //c[i]=inf; } for(int i=0;i>(32,false); pq.Push((mod,1)); c[1]=mod; while(pq.cnt>0){ var e=pq.Top; pq.Pop(); if(b[e.d]){continue;} b[e.d]=true; for(int i=0;ic[li[e.d][i].Item1]){ pq.Push((p,li[e.d][i].Item1)); c[li[e.d][i].Item1]=p; } } } var g=c[n]; b=new bool[n+1]; var qu=new Queue>(); qu.Enqueue(ValueTuple.Create(1,0)); while(qu.Count>0){ var e=qu.Dequeue(); if(b[e.Item1]){continue;} b[e.Item1]=true; c[e.Item1]=e.Item2; for(int j = 0;j=g){ qu.Enqueue(ValueTuple.Create(li[e.Item1][j].Item1,e.Item2+1)); } } } Console.WriteLine("{0} {1}",g,c[n]); } } public class Dt:IComparable{ public int n; public T d; public static implicit operator Dt((int,T) e){return new Dt(e.Item1,e.Item2);}//変換 public Dt(int n,T d){this.n=n;this.d=d;} public int CompareTo(object obj){ Dt mymo=(Dt)obj; if(mymo.n>n){return -1;} else if(mymo.n"d:"+d.ToString()+" n:"+n.ToString(); } public class Pq where T:IComparable{ private T[] he; public int cnt=0,max=0; private Func compare; public Pq(int max,bool mm){ this.max=max; he=new T[max]; if(mm){compare=Ao;} else{compare=Do;} } public void Push(T x){ if(cnt==max){Extend();} int j=cnt; while(j!=0&&compare(x,he[(j-1)>>1])>0){he[j]=he[(j-1)>>1];j=(j-1)>>1;} he[j]=x; cnt++; } public void Pop(){ cnt--; T r=he[cnt]; int j=0; while(true){ if(j*2+10){j=j*2+1;} else{j=j*2+2;} } else if(j*2>1;break;} he[(j-1)>>1]=he[j]; } he[j]=r; } private int Ao(T x,T y){return y.CompareTo(x);} private int Do(T x,T y){return x.CompareTo(y);} public T Top{get{return he[0];}} private void Extend(){ T[] nhe=new T[max<<1]; Array.Copy(he,nhe,max); he=nhe; max<<=1; } } public class Sc{ public int I{get{return int.Parse(Console.ReadLine());}} public long L{get{return long.Parse(Console.ReadLine());}} public double D{get{return double.Parse(Console.ReadLine());}} public string S{get{return Console.ReadLine();}} public int[] Ia{get{return Array.ConvertAll(Console.ReadLine().Split(),int.Parse);}} public long[] La{get{return Array.ConvertAll(Console.ReadLine().Split(),long.Parse);}} public double[] Da{get{return Array.ConvertAll(Console.ReadLine().Split(),double.Parse);}} public string[] Sa{get{return Console.ReadLine().Split();}} public object[] Oa{get{return Console.ReadLine().Split();}} public int[] Ia2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),int.Parse);}} public int[] Ia3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),int.Parse);} public long[] La2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),long.Parse);}} public long[] La3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),long.Parse);} public double[] Da2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),double.Parse);}} public double[] Da3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),double.Parse);} public T[] Arr(int n,Func f){var a=new T[n];for(int i=0;i(int n,Func f){var a=new T[n];for(int i=0;i(int n,Func f){var a=new T[n];for(int i=0;i(int n,Func f){var a=new T[n];for(int i=0;i