Chef and Sign Sequence: July Long 2017 Question | Please tell me If anything is wrong in this solution

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1

Please, can anyone tell me what is wrong in this Code?
This is the question of July 2017 Long challenge. Please help!!

Click to view the problem statement

import java.util.*;
import java.io.*;

class chefsign
{
public static void main(String args[])throws IOException
{
	try
	{
		InputStreamReader is = new InputStreamReader(System.in);
		BufferedReader bf = new BufferedReader(is);
		
		int t = Integer.parseInt(bf.readLine());
		while(t>0)
		{
			String s = bf.readLine();
			int temp_num=1;
			int min=1, max=1;
			for(int i=0; i<s.length(); i++)
			{
				if(s.charAt(i)=='<')
				{
					temp_num++;
					if(temp_num>max)
						max = temp_num;
				}
				else if(s.charAt(i)=='>')
				{
					temp_num--;						
					if(temp_num<min)
						min = temp_num;
				}
			}
			System.out.println(Math.abs(max-min)+1);
			t--;
		}
	}
	catch(Exception e)
	{
		return;
	}
}

}

2

This isnt the absolutely correct way of finding longest consecutive block. It fails on this type of test case-

Input
1
<<<>>><<>>>>
Your Output
6
Correct Output
5
3

Thank you! @vijju123