package cn.itcast;
public class Cha {

public static int indexo(String maxString, String minString){
  int count =0;
  int indexof=maxString.indexOf(minString);
  while(indexof!=-1){
   maxString=maxString.substring(indexof+minString.length());
   count++;
    indexof=maxString.indexOf(minString);
  }
  return count;
}
public static void main(String[] args) {
  String maxString="defdsdfddedfadfedfedef";
  String minString="de";
  int num=indexo(maxString,minString);
  System.out.println(num);
}
}

package cn.itcast;
public class Cha {

public static int indexo(String maxString, String minString){
  int count =0;
  int indexof=maxString.indexOf(minString);
  while(indexof!=-1){
   maxString=maxString.substring(indexof+minString.length());
   count++;
    indexof=maxString.indexOf(minString);
  }
  return count;
}
public static void main(String[] args) {
  String maxString="defdsdfddedfadfedfedef";
  String minString="de";
  int num=indexo(maxString,minString);
  System.out.println(num);
}
}