2021/08/16（月）
競プロ
アルゴリズム
XOR
英語
YouTubeリスニング
How to Explain Your Physical/Mental Condition in English - YouTube
Physical condition
- My [body part] (arm, back, neck, head) hurts.
- I have a fever/cough/sore throat/runny nose.
時間関連
- I'll be better in a week/by tonight.
2021/08/15（日）
競プロ
ABC本番復習
E - Packing Under Range Regulations
英語
YouTubeリスニング
How to Say No and Reject in English - YouTube
フォーマルに誘いを断る（「I'm afraid」は「I'm sorry」のフォーマルな表現）
- I greatly appreciate the invitation, but I'm afraid I will be unable to attend due to a scheduling conflict.
店で店員からの声掛けを断る
- Can I help you? I'm OK, thanks.
2021/08/14（土）
競プロ
ABC本番復習
- 森：閉路を持たない（連結であるとは限らない）グラフ（木は森）
英語
YouTubeリスニング
The Difference Between 'Shall' and 'Will' in the Future Tense - YouTube
Shall + [subject] ...?: 丁寧な提案
- Shall I clean up the kitchen?
- Shall we bring drinks?
2021/08/13（金）
英語
YouTubeリスニング
- I can hear kids playing.
Listen: アドバイスや指示に従う。
- He never listens to our advice.
- I always listened to my parants when I was a kids.
- You should listen to your manager.
English Prepositions: Difference between IN TIME and ON TIME - YouTube
in time for [noun phrase], in time to [verb phrase]: ～に間に合うように
- They didn't get to the concert hall in time for the show.
- I finished work in time to watch the soccer game.
on time: 予定通りの時間に
- We finished work on time.
- He's on time for his 3 PM meeting.
2021/08/12（木）
英語
YouTubeリスニング
Education-Related Expressions - YouTube
- I'm researching [topic]
How to Make a Phone Call in English - English Conversational Phrases - YouTube
- I'd like to speak with the person in charge.
2021/08/01（日）
競プロ
ABC本番復習
「全体に何かする」という問題ではoffsetを使って高速化。
参考：
Querying Multiset [AtCoder Beginner Contest 212 D] - はまやんはまやんはまやん
2021/07/28（水）
競プロ
アルゴリズム
しゃくとり法
英語
YouTubeリスニング
How to Connect Ideas & Sentences in English - Basic English Grammar - YouTube
確信度に応じた表現
- 50%: I'm not sure, but...
- 75%: I'm pretty sure...
- 95%: I'm almost positive...
Support your opinion
- According to...
- The other day, I saw...
