[프로그래머스][JAVA] 8주차_최소직사각형 (수학)

import java.util.*;
 
class Solution {
    public int solution(int[][] sizes) {
        int a = 0;
        int b = 0;
        
        for(int[] size : sizes){
            int lg = Math.max(size[0],size[1]);
            int sm = Math.min(size[0],size[1]);
            
            a = Math.max(a,lg);
            b = Math.max(b,sm);
        }
    
        
        return a*b;
    }
}