import java.io.*;
class FrequencyCountSubString
{
public static void main(String args[]) throws IOException
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
System.out.println("Enter the String: ");
String s=br.readLine();
int len1 = s.length();
System.out.println("Enter substring: ");
String sub=br.readLine();
int len2 = s.length();
for(int i=0; i+len1<=len2; i++)
{
ind=s.indexOf(sub,i);
if(ind>=0)
{
count++;
i=ind;
}
}
System.out.println("Occurence of '"+sub+"' in String is "+count);
}
}
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