---
title: "Discussion on \"Day #7: Number of possible decodable messages\" | Hashnode"
description: "Discussion on \"Day #7: Number of possible decodable messages\". Hello everyone.\nToday is the Day 7 of the #100DaysOfCodeChallenge.\nAnd it's a week!!!!\nReceived a problem previously asked by Facebook with a hard tag to it.\nThe Question On Day #6:\nGiven the mapping a = 1, b = 2, ... z = 26, and an encoded message, ..."
url: "https://hashnode.com/posts/day-7-number-of-possible-decodable-messages/60247d5450d5e944c5d47ca7"
---

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# [Day #7: Number of possible decodable messages](https://blog.nmreddy.me/day-7-number-of-possible-decodable-messages?utm_source=hashnode&utm_medium=feed)

Hello everyone. Today is the Day 7 of the #100DaysOfCodeChallenge. And it's a week!!!! Received a problem previously asked by Facebook with a hard tag to it. The Question On Day #6: Given the mapping a = 1, b = 2, ... z = 26, and an encoded message, ...

Jun 17, 2020 · 2 min read · blog.nmreddy.me  
Updated Apr 14, 2021  
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## Written by

[Manish Reddy Nandineni](https://hashnode.com/@nmreddy)

@nmreddy · Hyderabad, India

  
[View profile](https://hashnode.com/@nmreddy)

Developer | Tech Enthusiast

I am a Software Engineer from Hyderabad. Here to learn and share what I learn.

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