From ba576a9a0b0a41405cfa11606c39908a1bc2b01b Mon Sep 17 00:00:00 2001
From: Devesh Swarnkar <71492529+devesh-0419@users.noreply.github.com>
Date: Sun, 30 Oct 2022 15:44:02 +0530
Subject: [PATCH] Create README.md (#6642)

for blockchain file
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 blockchain/README.md | 8 ++++++++
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 create mode 100644 blockchain/README.md

diff --git a/blockchain/README.md b/blockchain/README.md
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+# Blockchain
+
+A Blockchain is a type of distributed ledger technology (DLT) that consists of growing list of records, called blocks, that are securely linked together using cryptography.
+
+* <https://en.wikipedia.org/wiki/Blockchain>
+* <https://en.wikipedia.org/wiki/Chinese_remainder_theorem>
+* <https://en.wikipedia.org/wiki/Diophantine_equation>
+* <https://www.geeksforgeeks.org/modular-division/>