2563번 : 색종이

https://www.acmicpc.net/problem/2563

2563번: 색종이

 

for(2차원배열순회)

if(기존!=1)

값=1

count++

endif

endfor

 

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Stack;
import java.util.StringTokenizer;

public class Main_2563_유동훈 {

	static int[][] map=new int[101][101];
	static int count;
	
	public static void main(String[] args) throws NumberFormatException, IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int n = Integer.parseInt(br.readLine());
        StringTokenizer st;
        
        
        
        
        for(int T=0;T<n;++T)
        {
        	st = new StringTokenizer(br.readLine());
        	int x=Integer.parseInt(st.nextToken());
        	int y=Integer.parseInt(st.nextToken());
        	
        	
        	for(int i=x;i<x+10;++i)
        	{
        		for(int j=y;j<y+10;++j)
        		{
        			if(map[i][j]!=1)
        			{
        				map[i][j]=1;
        				count++;
        			}
        		}
        	}
	
        }
        
        System.out.println(count);
        
        
        
        
        
       
    }
}