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mogproject / CSSDM24.md
Last active July 4, 2024 22:11
CSSDM24

Poset Inequalities

Day 3

Problem 1

Recall: $\displaystyle e(P-y) = \sum_{C \in \mathcal{C}\colon y\in C} |\{f \in \mathcal{E}(P) : \Phi(f) = C\}|$.

Then,

$$$$
@mogproject
mogproject / feign-2024-04-20.css
Last active December 21, 2024 19:41
Custom CSS for Feign running with OBS/Discord Streaming Kit.
/*
* Custom CSS for Feign running with OBS/Discord Streaming Kit.
*
* Recommended browser size: w2600 x h400
*
* URL: https://streamkit.discord.com/overlay/voice/{SERVER_ID}/{CHANNEL_ID}?icon=true&online=true&logo=white&text_color=%23ffffff&text_size=28&text_outline_color=%23000000&text_outline_size=0&text_shadow_color=%23000000&text_shadow_size=0&bg_color=%231e2124&bg_opacity=0.95&bg_shadow_color=%23000000&bg_shadow_size=0&invite_code=&limit_speaking=false&small_avatars=false&hide_names=true&fade_chat=0&streamer_avatar_first=false
* (Replace {SERVER_ID} and {CHANNEL_ID} with your IDs.)
*
* Modified based on:
* - https://piyonyuxu.fanbox.cc/posts/4943228
@mogproject
mogproject / horizontal.css
Last active December 21, 2024 19:40
Custom horizontal layout CSS running with OBS/Discord Streaming Kit.
/*
* Custom horizontal layout CSS running with OBS/Discord Streaming Kit.
*
* Recommended browser size: w2600 x h400
* URL: https://streamkit.discord.com/overlay/voice/{SERVER_ID}/{CHANNEL_ID}?icon=true&online=true&logo=white&text_color=%23ffffff&text_size=28&text_outline_color=%23000000&text_outline_size=0&text_shadow_color=%23000000&text_shadow_size=0&bg_color=%231e2124&bg_opacity=0.95&bg_shadow_color=%23000000&bg_shadow_size=0&invite_code=&limit_speaking=false&small_avatars=false&hide_names=false&fade_chat=0&streamer_avatar_first=false
* (Replace {SERVER_ID} and {CHANNEL_ID} with your IDs.)
*/
[class*="Voice_voiceStates__"] {
display: flex;
@mogproject
mogproject / MLD_Example.ipynb
Created January 30, 2024 00:35
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@mogproject
mogproject / icpc_pypy.md
Last active October 6, 2023 22:47
How to set up PyPy 3 for problemtools/icpc on Docker

0. Assumptions

  • This document is about Method 2 on https://github.com/Kattis/problemtools
  • Replace REPO with the path to your local clone of the GitHub repository.
  • Assume the REPO contains the problems directory.

1. Set up Docker image

  • Install and start Docker Desktop
  • Download image: docker pull problemtools/icpc
@mogproject
mogproject / Bookmarks.md
Last active May 14, 2022 07:01
@mogproject
mogproject / GurobiCheatsheet.md
Last active April 26, 2022 06:14
Gurobi Cheatsheet

Python

import gurobipy as gp
from gurobipy import GRB

with gp.Env(empty=True) as env:
    env.start()

    with gp.Model(env=env) as m:
@mogproject
mogproject / time_convert.py
Created September 27, 2021 00:06
time_convert.py
#!/usr/bin/env python
import sys
import fileinput
import re
diff = -8
def repl(matched):
h = int(matched.group(1)) + diff
@mogproject
mogproject / c_graph_ops_example.cpp
Last active August 7, 2021 08:02
static inline int encode_distance(int start, int distance) { return ((start + 1) << 4) + distance; }
static inline int decode_distance(int x) { return x & ((1 << 4) - 1); }
static inline int node_visited(int x, int v) { return (x >> 4) == v + 1; }
template <typename Graph>
static void extend_closed_neighborhood(Graph const& G, Graph& H, int v, int radius, int buffer[]) {
assert(0 <= v && v < G.number_of_nodes());
assert(radius >= 0);
@mogproject
mogproject / run_with_timeout.sh
Created July 24, 2021 23:19
Example of running a command with time limit but not affecting the errexit option in bash.
#!/bin/bash
TIMEOUT=timeout
run_with_timeout() {
oldopt=$-
set +e
$TIMEOUT $@
ret=$?
if [[ $ret -eq 124 ]]; then