Avishek Arora avi-arora

🎯

Focusing

Love for Physics and Programming

avi-arora / bpe.py

Created August 2, 2025 11:08

BPE Implementation

	from collections import Counter, defaultdict

	def get_pairs(word):
	"""Return set of symbol pairs in a word."""
	pairs = set()
	prev_char = word[0]
	for char in word[1:]:
	pairs.add((prev_char, char))
	prev_char = char
	return pairs

avi-arora / crc.cpp

Created August 29, 2022 08:27

crc.cpp

	#include <iostream>
	#include <bitset>
	using namespace std;

	string POLYNOMIAL = "10001000000100001";


	string TextToBinaryString(string words) {
	string binaryString = "";
	for (char& _char : words) {

avi-arora / hillcipher.py

Last active December 2, 2021 09:34

Hill Cipher

	import numpy as np
	from sympy import Matrix

	CHAR_TABLE = {chr(i+97): i for i in range(0,26)}
	CHAR_TABLE_REV = dict(zip(CHAR_TABLE.values(), CHAR_TABLE.keys()))


	def program():
	#take user input
	#plain_text = sanitize(input("Enter Plain Text: "))