COS PRO 1급 JAVA 몬스터 잡기

 

 

[소스 코드]

import java.util.*;

class Main {
    public int solution(int[] enemies, int[] armies) {
        int answer = 0;
				Arrays.sort(enemies);
				Arrays.sort(armies);
				int a = enemies.length - 1;
				int b = armies.length - 1;
				while(b>=0 && a>=0){
					if(enemies[a]<=armies[b]){
						b--;
						a--;
						answer++;
					}
					else{
						a--;
					}
				}
        return answer;
    }
}