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Coding Catalog

Coding Catalog

7 devlogs
23h 59m
Created by Olivia Pu

Olivia's Coding Catalog is her competitive programming portfolio that she is developing over the course of the summer.

Timeline

These weeks, I have been completing Prefix Sum Array (PSA) / Difference Array (DA) At this point in time, I am attempting to solve the DMOJ seven-pointer: The Cosmic Era P3 - Battle Positions using those strategies (I have solved other problems as well such as the questions: Deforestation and A Familiar Problem from DMOPC).

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Currently, I am working on solving DMOJ / USACO questions using Customized Comparisons in Java. At this point in time, I am working on the DMOPC '21 Contest 3 Problem 1 - Sums & Differences.

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Since my last Devlog, I completed numerous programming questions and am currently working on my last few Sets, Maps, Array, and ArrayList questions (specifically, I am now working on the USACO 2021 US Open, Bronze Problem 3. Acowdemia III). My next type of problems is Customized Comparisons!

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I have completed a couple more competitive programming questions since my last Devlog. However, I am currrently debugging my code for the (10 points) DMOJ question James' Rectangles. Furthermore, I am working on my solution to a 7-pointer: DMOPC '21 Contest 2 P1 - Bosses.

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I am still working on Set, Map, and Array / ArrayList problems in java. A very recent problem I completed was a seven-pointer: CCC '11 J4 - Boring Business on DMOJ, and I am now working on programming a faster method for this other seven-pointer problem: DMOPC '21 Contest 2 P2 - Scrambling Swaps in order to fix my TLE on the second batch of cases.

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Currently, I am still working on DMOJ and USACO competitive programming problems that are mostly Set and Map questions (e.g. the question TLE '15 P1 - Power Rankings on DMOJ, which I finished just before this Devlog). Now, I am working on two seven-pointers: DMOPC '21 Contest 2 P1 - Bosses and DMOPC '21 Contest 2 P2 - Scrambling Swaps (which don't necessarily need to be solved with Sets or Maps).

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Just recently, I coded various programs for DMOJ and USACO problems, specifically using Sets and Maps in java. At this point in time, I am working on the USACO 2020 US Open Contest Bronze question: Problem 2. Social Distancing II.

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