Problem 865. Add more zeros

Created by Jean-Marie Sainthillier

Solve Later

Find code that adds one 0 to each sequence of 0 in a string (composed with only 0 or 1).

For example:

 '1010' -> '100100'
 '0110' -> '001100'
 '1000' -> '10000'
 '1111' -> '1111'

Solve

Solution Stats

1028 Solutions
329 Solvers

Last Solution submitted on Oct 31, 2025

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Pablo Lobo on 4 Jan 2017

Didn't really understand the problem right from reading the task itself, but from reading the test cases. Really fun problem though. First time I used regexprep function, so I learned a lot!

Solution Comments

Show comments

Problem Recent Solvers329

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 865. Add more zeros

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers329

Suggested Problems

More from this Author43

Problem Tags

Community Treasure Hunt

Problem 865. Add more zeros

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers329

Suggested Problems

More from this Author43

Problem Tags

Community Treasure Hunt

Players