How about your state of health?

• Body: Not so good. I have a headache.
• Mind: Good.

How was your day today?

What I did

• Read MINDSET till p.60/350.
• Made My LeetCode account premium one.
• Solved 2 LeetCode problems below that are ranked at the Easy level.
  • Palindrome Number
  • Roman to Integer
• Reviewed these data structure and algorithm below.
  • hash table
  • quick sort

Feelings

• Shinzo Abe, Japanese previous prime minister, was shot and died today.
• It’s so shocking though I don’t know about him so much.