import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner scan=new Scanner(System.in);
    int num=scan.nextInt();
    int max=scan.nextInt();
    int Ans=0;
    boolean flag=true;
    while(flag){
      if(num*Ans-(Ans-1)>=max){
        flag=false;
        System.out.println(Ans);
      }
      Ans++;
    }
  }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz