From cdabd9073691d949d6d35076a92e306a07399a96 Mon Sep 17 00:00:00 2001
From: Mrugesh Mohapatra <me@raisedadead.com>
Date: Mon, 25 May 2020 19:18:47 +0530
Subject: [PATCH] chore: update challengeType 10 to hidden

---
 .../arithmetic-formatter.english.md                      | 7 ++++---
 .../budget-app.english.md                                | 7 ++++---
 .../polygon-area-calculator.english.md                   | 7 ++++---
 .../probability-calculator.english.md                    | 7 ++++---
 .../time-calculator.english.md                           | 7 ++++---
 .../demographic-data-analyzer.english.md                 | 5 +++--
 ...ean-variance-standard-deviation-calculator.english.md | 5 +++--
 .../medical-data-visualizer.english.md                   | 5 +++--
 .../page-view-time-series-visualizer.english.md          | 5 +++--
 .../sea-level-predictor.english.md                       | 5 +++--
 .../port-scanner.english.md                              | 7 ++++---
 .../sha-1-password-cracker.english.md                    | 7 ++++---
 .../book-recommendation-engine-using-knn.english.md      | 9 +++++----
 .../cat-and-dog-image-classifier.english.md              | 7 ++++---
 .../linear-regression-health-costs-calculator.english.md | 7 ++++---
 .../neural-network-sms-text-classifier.md                | 7 ++++---
 .../rock-paper-scissors.english.md                       | 5 +++--
 17 files changed, 63 insertions(+), 46 deletions(-)

diff --git a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/arithmetic-formatter.english.md b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/arithmetic-formatter.english.md
index e7e4762c41..a6a8051ef1 100644
--- a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/arithmetic-formatter.english.md
+++ b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/arithmetic-formatter.english.md
@@ -2,6 +2,7 @@
 id: 5e44412c903586ffb414c94c
 title: Arithmetic Formatter
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -52,8 +53,8 @@ tests:
 
 ```js
 /**
-  Backend challenges don't need solutions, 
-  because they would need to be tested against a full working project. 
+  Backend challenges don't need solutions,
+  because they would need to be tested against a full working project.
   Please check our contributing guidelines to learn more.
 */
 ```
diff --git a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/budget-app.english.md b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/budget-app.english.md
index 416199b7ad..34ddd64fe9 100644
--- a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/budget-app.english.md
+++ b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/budget-app.english.md
@@ -2,6 +2,7 @@
 id: 5e44413e903586ffb414c94e
 title: Budget App
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -52,8 +53,8 @@ tests:
 
 ```js
 /**
-  Backend challenges don't need solutions, 
-  because they would need to be tested against a full working project. 
+  Backend challenges don't need solutions,
+  because they would need to be tested against a full working project.
   Please check our contributing guidelines to learn more.
 */
 ```
diff --git a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/polygon-area-calculator.english.md b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/polygon-area-calculator.english.md
index 452b3b0df7..619370ed39 100644
--- a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/polygon-area-calculator.english.md
+++ b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/polygon-area-calculator.english.md
@@ -2,6 +2,7 @@
 id: 5e444147903586ffb414c94f
 title: Polygon Area Calculator
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -52,8 +53,8 @@ tests:
 
 ```js
 /**
-  Backend challenges don't need solutions, 
-  because they would need to be tested against a full working project. 
+  Backend challenges don't need solutions,
+  because they would need to be tested against a full working project.
   Please check our contributing guidelines to learn more.
 */
 ```
diff --git a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/probability-calculator.english.md b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/probability-calculator.english.md
index 3747ecc7d2..ceb8a93bb5 100644
--- a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/probability-calculator.english.md
+++ b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/probability-calculator.english.md
@@ -2,6 +2,7 @@
 id: 5e44414f903586ffb414c950
 title: Probability Calculator
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -18,7 +19,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -50,8 +51,8 @@ tests:
 
 ```js
 /**
-  Backend challenges don't need solutions, 
-  because they would need to be tested against a full working project. 
+  Backend challenges don't need solutions,
+  because they would need to be tested against a full working project.
   Please check our contributing guidelines to learn more.
 */
 ```
diff --git a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/time-calculator.english.md b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/time-calculator.english.md
index cdcefc3b74..b90e02d641 100644
--- a/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/time-calculator.english.md
+++ b/curriculum/challenges/english/07-scientific-computing-with-python/scientific-computing-with-python-projects/time-calculator.english.md
@@ -2,6 +2,7 @@
 id: 5e444136903586ffb414c94d
 title: Time Calculator
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -18,7 +19,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -50,8 +51,8 @@ tests:
 
 ```js
 /**
-  Backend challenges don't need solutions, 
-  because they would need to be tested against a full working project. 
+  Backend challenges don't need solutions,
+  because they would need to be tested against a full working project.
   Please check our contributing guidelines to learn more.
 */
 ```
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/demographic-data-analyzer.english.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/demographic-data-analyzer.english.md
index 9f17d7ca6b..704d1109c7 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/demographic-data-analyzer.english.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/demographic-data-analyzer.english.md
@@ -2,6 +2,7 @@
 id: 5e46f7e5ac417301a38fb929
 title: Demographic Data Analyzer
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -42,8 +43,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/mean-variance-standard-deviation-calculator.english.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/mean-variance-standard-deviation-calculator.english.md
index 9681f199a8..251bdb1624 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/mean-variance-standard-deviation-calculator.english.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/mean-variance-standard-deviation-calculator.english.md
@@ -2,6 +2,7 @@
 id: 5e46f7e5ac417301a38fb928
 title: Mean-Variance-Standard Deviation Calculator
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -42,8 +43,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/medical-data-visualizer.english.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/medical-data-visualizer.english.md
index 4f0d13367c..d16837e8f2 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/medical-data-visualizer.english.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/medical-data-visualizer.english.md
@@ -2,6 +2,7 @@
 id: 5e46f7f8ac417301a38fb92a
 title: Medical Data Visualizer
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -42,8 +43,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/page-view-time-series-visualizer.english.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/page-view-time-series-visualizer.english.md
index e1311f0882..60bed25a8c 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/page-view-time-series-visualizer.english.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/page-view-time-series-visualizer.english.md
@@ -2,6 +2,7 @@
 id: 5e46f802ac417301a38fb92b
 title: Page View Time Series Visualizer
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -42,8 +43,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/sea-level-predictor.english.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/sea-level-predictor.english.md
index 30150024c2..0baa580823 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/sea-level-predictor.english.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-projects/sea-level-predictor.english.md
@@ -2,6 +2,7 @@
 id: 5e4f5c4b570f7e3a4949899f
 title: Sea Level Predictor
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -42,8 +43,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/09-information-security/information-security-projects/port-scanner.english.md b/curriculum/challenges/english/09-information-security/information-security-projects/port-scanner.english.md
index b96fbf2f5e..ab2a326fb2 100644
--- a/curriculum/challenges/english/09-information-security/information-security-projects/port-scanner.english.md
+++ b/curriculum/challenges/english/09-information-security/information-security-projects/port-scanner.english.md
@@ -2,6 +2,7 @@
 id: 5e46f979ac417301a38fb932
 title: Port Scanner
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -51,8 +52,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/09-information-security/information-security-projects/sha-1-password-cracker.english.md b/curriculum/challenges/english/09-information-security/information-security-projects/sha-1-password-cracker.english.md
index 4581cd9c5f..cd47ca80bb 100644
--- a/curriculum/challenges/english/09-information-security/information-security-projects/sha-1-password-cracker.english.md
+++ b/curriculum/challenges/english/09-information-security/information-security-projects/sha-1-password-cracker.english.md
@@ -2,6 +2,7 @@
 id: 5e46f983ac417301a38fb933
 title: SHA-1 Password Cracker
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional part of the Python curricu
   </li>
   <li>
     <a href='https://www.freecodecamp.org/news/learn-python-basics-in-depth-video-course/'>Learn Python Video Course</a> (2 hours)
-  </li>  
+  </li>
 <ul>
 </section>
 
@@ -50,8 +51,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/book-recommendation-engine-using-knn.english.md b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/book-recommendation-engine-using-knn.english.md
index bc15f01c78..0a3ffaa433 100644
--- a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/book-recommendation-engine-using-knn.english.md
+++ b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/book-recommendation-engine-using-knn.english.md
@@ -2,6 +2,7 @@
 id: 5e46f8e3ac417301a38fb92f
 title: Book Recommendation Engine using KNN
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -11,7 +12,7 @@ In this challenge, you will create a book recommendation algorithm using K-Neare
 
 You will use the Book-Crossings dataset. This dataset contains 1.1 million ratings (scale of 1-10) of 270,000 books by 90,000 users.
 
-You can access <a href='https://colab.research.google.com/drive/1TDgXyXqZwsiGlnuF-bmQ2Rh3x5NcrHEn' target='_blank'>the full project instructions and starter code on Google Colaboratory</a>. 
+You can access <a href='https://colab.research.google.com/drive/1TDgXyXqZwsiGlnuF-bmQ2Rh3x5NcrHEn' target='_blank'>the full project instructions and starter code on Google Colaboratory</a>.
 
 After going to that link, create a copy of the notebook either in your own account or locally. Once you complete the project and it passes the test (included at that link), submit your project link below. If you are submitting a Google Colaboratory link, make sure to turn on link sharing for "anyone with the link."
 
@@ -22,7 +23,7 @@ We are still developing the interactive instructional content for the machine le
   </li>
   <li>
     <a href='https://www.youtube.com/playlist?list=PLWKjhJtqVAblStefaz_YOVpDWqcRScc2s'>Machine learning playlist</a>
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -53,8 +54,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/cat-and-dog-image-classifier.english.md b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/cat-and-dog-image-classifier.english.md
index 56615e47ee..78ebeead81 100644
--- a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/cat-and-dog-image-classifier.english.md
+++ b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/cat-and-dog-image-classifier.english.md
@@ -2,6 +2,7 @@
 id: 5e46f8dcac417301a38fb92e
 title: Cat and Dog Image Classifier
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional content for the machine le
   </li>
   <li>
     <a href='https://www.youtube.com/playlist?list=PLWKjhJtqVAblStefaz_YOVpDWqcRScc2s'>Machine learning playlist</a>
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -51,8 +52,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/linear-regression-health-costs-calculator.english.md b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/linear-regression-health-costs-calculator.english.md
index 78e535ca01..4a2aa12cb0 100644
--- a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/linear-regression-health-costs-calculator.english.md
+++ b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/linear-regression-health-costs-calculator.english.md
@@ -2,6 +2,7 @@
 id: 5e46f8edac417301a38fb930
 title: Linear Regression Health Costs Calculator
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -22,7 +23,7 @@ We are still developing the interactive instructional content for the machine le
   </li>
   <li>
     <a href='https://www.youtube.com/playlist?list=PLWKjhJtqVAblStefaz_YOVpDWqcRScc2s'>Machine learning playlist</a>
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -53,8 +54,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/neural-network-sms-text-classifier.md b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/neural-network-sms-text-classifier.md
index 2af39977d0..8403f703fe 100644
--- a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/neural-network-sms-text-classifier.md
+++ b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/neural-network-sms-text-classifier.md
@@ -2,6 +2,7 @@
 id: 5e46f8edac417301a38fb931
 title: Neural Network SMS Text Classifier
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -20,7 +21,7 @@ We are still developing the interactive instructional content for the machine le
   </li>
   <li>
     <a href='https://www.youtube.com/playlist?list=PLWKjhJtqVAblStefaz_YOVpDWqcRScc2s'>Machine learning playlist</a>
-  </li>  
+  </li>
 <ul>
 
 </section>
@@ -51,8 +52,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```
 
diff --git a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/rock-paper-scissors.english.md b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/rock-paper-scissors.english.md
index e1bf12391f..c293bb2bb1 100644
--- a/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/rock-paper-scissors.english.md
+++ b/curriculum/challenges/english/11-machine-learning-with-python/machine-learning-with-python-projects/rock-paper-scissors.english.md
@@ -2,6 +2,7 @@
 id: 5e46f8d6ac417301a38fb92d
 title: Rock Paper Scissors
 challengeType: 10
+isHidden: true
 isRequired: true
 ---
 
@@ -42,8 +43,8 @@ tests:
 <section id='solution'>
 
 ```py
-  # Python challenges don't need solutions, 
-  # because they would need to be tested against a full working project. 
+  # Python challenges don't need solutions,
+  # because they would need to be tested against a full working project.
   # Please check our contributing guidelines to learn more.
 ```