# | When? | Question | Answer |
---|---|---|---|
1 | 4 months, 1 week ago |
B - Bespoke Shuffle General announcement |
There was a mistake in the statement and test cases for problem B: The period $P$ is upto $10^6$ (not $10^4$). The statement in the PDF does not have this error. This error was fixed and all submissions were rejudged. |
2 | 4 months, 1 week ago |
C - Connecting Modules General annoucement |
If a streaming node is connected directly (self-loop) or indirectly to itself, it must be taken into account in the answer. |
3 | 4 months, 1 week ago |
A - Accidental Command Is it required that after splitting the command typed, the two substrings are valid? |
No. At least one must be valid. The other may be invalid. |
4 | 4 months, 1 week ago |
B - Bespoke Shuffle Shift: A certain number of cards are removed from the bottom of the deck and placed on top in the same order. |
Shift will remove a section of the deck from the bottom and move it onto the top. The first card from that section will become the top (first) card of the deck. |
5 | 4 months, 1 week ago |
C - Connecting Modules if a module can send a message to itself should i count it? |
Yes |
6 | 4 months, 1 week ago |
A - Accidental Command How to know if the input commands are valid commands |
All commands in the input list (and only those) are valid commands. |
7 | 4 months, 1 week ago |
H - Hurry Chinchilla! what does it mean to "getting closer to the destination"? |
This means that the packet moved in a way that does not decrease its shortest distance to the destination router. |
8 | 4 months, 1 week ago |
D - Dance Dance Daisy General announcement |
Problem statement has been updated. Added sentence 'A configuration is only valid if it uses exactly 100 arrows ' |
9 | 4 months, 1 week ago |
D - Dance Dance Daisy How is "highest-scoring arrows" defined as? |
The statement has been updated with the following sentence: 'Specifically, she will prioritize maximizing the number of Perfect arrows first, followed by Great arrows, and so on.' |
10 | 4 months, 1 week ago |
G - Ghost in the SecuriTree Que significas Lowest label en el problema?, que define el label? |
Label refers to the index of the node. |
11 | 4 months, 1 week ago |
A - Accidental Command could both commands be the same? for example "zipzip" |
Yes |
12 | 4 months, 1 week ago |
E - Einstein’s Riddle What is the next one house of person that lives in house 5? Or it haven't next? |
In this problem the clues of the form `lives next to the one who` mean that the two properties refer to two different persons that lives side by side, in neighboring houses. They could live in houses 1 and 2, or 2 and 1, or 4 and 5 among others. Notice that houses 1 and 5 are not neighbors. |