[백준] 1543번 문서 검색

import java.util.*;
public class Main
{
	public static void main(String[] args) {
	    Scanner kb = new Scanner(System.in);
	    
	    String document = kb.nextLine();
	    String word = kb.nextLine();
	    
	    document = document.replaceAll(word, "*");
	    
	    int count = 0;
	    
	    for(char x: document.toCharArray()){
	        if(x== '*') count++;
	    }
	    
	    System.out.println(count);
	}
}