shiny-eel

# Enable Powerlevel10k instant prompt. Should stay close to the top of ~/.zshrc.
# Initialization code that may require console input (password prompts, [y/n]
# confirmations, etc.) must go above this block; everything else may go below.
if [[ -r "${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-${(%):-%n}.zsh" ]]; then
  source "${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-${(%):-%n}.zsh"
fi


# To customize prompt, run `p10k configure` or edit ~/.p10k.zsh.
[[ ! -f ~/.p10k.zsh ]] || source ~/.p10k.zsh

shiny-eel

# Generated by Powerlevel10k configuration wizard on 2021-03-20 at 16:57 AEDT.
# Based on romkatv/powerlevel10k/config/p10k-classic.zsh, checksum 40036.
# Wizard options: nerdfont-complete + powerline, small icons, classic, unicode,
# lightest, angled separators, sharp heads, flat tails, 1 line, compact, few icons,
# concise, transient_prompt, instant_prompt=verbose.
# Type `p10k configure` to generate another config.
#
# Config for Powerlevel10k with classic powerline prompt style. Type `p10k configure` to generate
# your own config based on it.
#

shiny-eel

-- Queries and Answers for TWU Biblioteca SQL Assignment
-- Author: Lu Shien Lee

-- Question 1
SELECT member.name
FROM book, member, checkout_item
WHERE book.title = "The Hobbit"
    AND member.id = checkout_item.member_id
    AND book_id = book.id;

shiny-eel

git branch featureBranch

# where n is the number of commits to squash
git reset --soft HEAD~[n]
git commit --amend

shiny-eel

# Complete the minTime function below.
def minTime(machines, goal):
    average = 0
    big = 0

    for mach in machines:
        average += 1/mach
        big = max(mach, big)

    approx = round(goal / average) - 1

shiny-eel

def solution(K, M, A):
    freqs = [0] * (M+1) # freqs[i] = frequency of int i+1, ie from 1-(M+1)
    # increments[i] = int to have freq incremented when enters window at ind i (range should be 1-M)
    increments = [0] * len(A) 
    threshold = (len(A) // 2) + 1
    leaders = [0] * (M+1) # once leader found, place in matching position in array
    
    for i in range(len(A)):
        num = A[i]
        increments[i] = num + 1

shiny-eel

What I learned

shiny-eel

What I learned

• Use of defaultdict in python to shortcut if exists else code
• I need to practice verbally or methodically working through a small example using the algorithm
• Two edge cases made this difficult:
  • Edges count as intersections
  • 0-radius discs can intersect

https://app.codility.com/programmers/lessons/6-sorting/number_of_disc_intersections/start/

shiny-eel

def color_graph(graph, colors):
    # Create a valid coloring for the graph
    # BFS
    to_visit = []
    to_visit.append(graph[0])
    
    while to_visit:
        node = to_visit.pop(0)

shiny-eel

class Solution {
    public int solution(int[] A) {
        Arrays.sort(A);
        
        // Split into -ve queue and +ve queue
        ArrayDeque<Integer> negs = new ArrayDeque<>();
        ArrayDeque<Integer> pos = new ArrayDeque<>();
        for (int i = 0; i<A.length; i++) {
            int el = A[i];
            if (el >= 0) {