機能開発(java)

問題の説明

考える

説明する

import java.util.ArrayList;
class Solution {
    public int[] solution(int[] progresses, int[] speeds) {
        int cnt =0; // 현재 작업중인 위치 
        ArrayList<Integer> list = new ArrayList<>();
        
        while(cnt !=progresses.length){
            if(progresses[cnt] <= 99){
                for(int i =cnt; i<progresses.length; i++){
                    progresses[i] += speeds[i];
                }
            }
            if( progresses[cnt] >= 100){
                int res =0; // 배포되는 개수 
                while(progresses[cnt] >= 100){
                    cnt++;
                    res++;
                    if(cnt ==progresses.length) break;
                }
                list.add(res);
            }
        }
        int[] ans = new int[list.size()];
        int num =0;
        for(Integer i : list) ans[num++] = i;
        return ans;
        
    }
}

int[] ans = new int[list.size()];
int num =0;
for(Integer i : list) ans[num++] = i;

int[] ans = {};
ans = list.stream().mapToInt(i->i).toArray();