SWEA - 1298 : 원재의 메모리 복구하기 [자바]

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

class Solution
{
	public static void main(String args[]) throws Exception
	{

		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int T;
		T=Integer.parseInt(br.readLine());

		for(int test_case = 1; test_case <= T; test_case++)
		{
		
		char[] s = br.readLine().toCharArray();
	int count = 0;
	
	if(s[0] == '1') count++;
	
	for (int i =1; i < s.length; i++) {
		if(s[i] != s[i-1]) count++;
	}
		
	System.out.println("#" + test_case + " " + count);

		}
	}
}