Problem 61105. Fives Begone

Given any sentence as an input value 'sentence', turn all fives into the letter X and return the improved sentence. Also, turn all 'f', 'i', 'v' or 'e'' letters into X's as well. (Case sensitve).
Example:
'I fear that the number 5 brings out the worst in us.' --> 'I FXar that thX numbXr X brXngs out thX worst Xn us.'
Solve

Solution Stats

55.81% Correct | 44.19% Incorrect
Last Solution submitted on Dec 18, 2025

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers120

Suggested Problems

More from this Author9

Problem Tags

logic math

Community Treasure Hunt

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

Start Hunting!