Conversation Between Student and Teacher

Teacher: How old is your father?
Kid: He is 6 years old.
Teacher: What? How is this possible?
Kid: He became father only when I was born.
*Logic! Children are quick and always speak their minds.

Teacher: Maria, go to the map and find North America.
Maria: Here it is.
Teacher: Correct. Now… Class, who discovered America?
Class: Maria.

Teacher: Glenn, how do you spell “Crocodile”?
Glenn: K-R-O-K-O-D-I-A-L
Teacher: No, that’s wrong.
Glenn: Maybe it is wrong, but you asked me how I spell it.

Teacher: Donald, what is the chemical formula for water?
Donald: H I J K L M N O
Teacher: What are you talking about?
Donald: Yesterday you said it’s H to O.

Teacher: Clyde, you composition on “My Dog” is exactly the same as your brother’s. Did you copy his?
Clyde: No sir! It’s the same dog.

Teacher: Harold, what do you call a person who keeps on talking when people are no longer interested?
Harold: A teacher.

Some Anime In One Line

Code Geass: I planned for your plan that I had a plan for your plan.
Death Note: A kid writes names in a book.
Dragon Ball Z: Whoever yells the loudest wins.
Steins;Gate:  Some guy laughs while microwaving bananas.
Strike the Blood: No senpai, this is our fight.
Mushishi: Some dude with white hair walks around.
Mirai Nikki: Dysfunctional couple participates in the Hunger Games.
The World God Only Knows: A demon helps a video game nerd hook up with a bunch of possessed chicks.
Bleach: BAN…KAI!!!
Astro Boy: Fighting robot that hates fighting.
Evangelion: Boy with daddy issues constantly molests his friends.
Attack on Titan: Large, naked people eat small, clothed people.
Fairy Tail: 4v1, the four heroes lose. 1v1, suddenly the hero wins easily.
Naruto: SASUKE!!!
Madoka Magica: Is this a happy place? NO.
Gintama: Neo armstrong cyclone jet armstrong cannon.
Hellsing: Guy with debatable fashion sense kills people/undead people.
Gungrave: See above.
Fate/Zero: If a character wasn’t tragically scared at the beginning, they’ll be tragically scarred at the end.
Yu Yu Hakusho: Thug becomes spiritual.

Did You Know? #2

You can’t read in a dream because reading and dreaming are functions of different sides of the brain, which don’t cooperate during dreams.

Masalah 3 Buah Gelas

Diberikan 3 buah gelas. Gelas pertama memiliki kapasitas 5 liter dan berisi air 3 liter. Gelas kedua memiliki kapasitas 7 liter dan berisi air 4 liter. Gelas ketiga memiliki kapasitas 9 liter dan berisi air 5 liter.

Definisikan satu langkah penuangan sebagai berikut, “Memilih gelas A dan menuang isinya ke gelas B hingga salah satu kondisi ini terpenuhi: 1) Air di gelas A habis. 2) Air di gelas B penuh.”

Berapa banyak langkah penuangan minimal yang diperlukan untuk mendapatkan dua buah gelas yang masing-masing berisi air 6 liter?

Solusi

5 langkah.

Penjelasan:

# Aksi Gelas A (5L) Gelas B (7L) Gelas C (9L)
0 3L 4L 5L
1 Tuang Gelas A ke C 0L 4L 8L
2 Tuang Gelas B ke A 4L 0L 8L
3 Tuang gelas C ke B 4L 7L 1L
4 Tuang Gelas B ke A 5L 6L 1L
5 Tuang Gelas A ke C 0L 6L 6L

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Disumbang oleh J.P. (ITB 2008)