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phd completed, seeking my new goal in life

Nattawut Phetmak neizod

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phd completed, seeking my new goal in life
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neizod / ulti-chull.ipynb
Created August 7, 2018 23:22
Kirkpatrick–Seidel algorithm
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@neizod
neizod / draw-cubic-ufo.R
Last active May 25, 2018 05:01
3D drawing script for explaining how to solve Google Code Jam, 2018 Qualification, Cubic UFO.
#!/usr/bin/env Rscript
library(rgl)
library(sp)
calc_radian <- function(i, tick, uplim) {
2 * pi * (i / tick) * (uplim / 360)
}
@neizod
neizod / coupon.R
Last active July 16, 2017 02:43
R Program That Draw Histogram of Coupon's Collector Problem
random.int <- function(n) { sample.int(n, 1) }
random.coupon <- function(...) {
count <- 0
have.coupon <- logical(...)
while (!all(have.coupon)) {
have.coupon[random.int(...)] <- TRUE
count <- count + 1
}
@neizod
neizod / break_nsa.rst
Last active November 4, 2016 06:20
break the nsa encryptio

Break the NSA Encryption

`Challenge on Gist`_ from `this Facebook Post`_ provide an interesting question on cracking the NSA encryption. Doesn't this hook you enough? Let's roll. :D

Note, you can also test the validity of logic in this file with the command:

$ python3 -m doctest break_nsa.rst --verbose
@neizod
neizod / simple-sol.py
Created January 14, 2016 17:24
uva 122 trees on the level
#!/usr/bin/env python3
from collections import deque
class Node(object):
def __init__(self):
self.value = None
self.left = None
self.right = None

Keybase proof

I hereby claim:

  • I am neizod on github.
  • I am neizod (https://keybase.io/neizod) on keybase.
  • I have a public key whose fingerprint is 48AB A6A9 A002 DCD8 6E24 DFB0 0E27 2831 8C9B 4947

To claim this, I am signing this object:

@neizod
neizod / it.ipynb
Created May 11, 2015 00:26
test nbviewer
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#!/usr/bin/env python3
from numpy import matrix, zeros
class RandomWalk(object):
limpow = 10**9
offset = [(0,-1), (0,1), (-1,0), (1,0)]
@neizod
neizod / kmeans.py
Last active August 29, 2015 14:07
k-means clustering.
#!/usr/bin/env python3
import sys
from itertools import count
class Point(object):
def __init__(self, pp):
self.x, self.y = pp
@neizod
neizod / bubble.cpp
Last active August 29, 2015 14:06
Sorting Algorithms
#include <iostream>
using namespace std;
int arr[] = {2,5,3,9,1,0,7,4,8,6};
void show(int i=-1) {
for (int k=0; k<10; k++) {
if (i-1 == k) cout << "\x1b[37;1m";
if (i == k) cout << "\x1b[31;1m";
cout << arr[k];