Problem: Add spaces: TheRoundToweristheoldestfunctioningobservatory,andtherehasbeenlookedatthestarssince1642.

Spaces added: The Round Tower is the oldest functioning observatory, and there has been looked at the stars since 1642.
This text is missing some spaces, please add them: Youcandropasmanychipsasyouwishintotheslotbutonlyonechipisplayedbydefault.
You can drop as many chips as you wish into the slot but only one chip is played by default.
input question: Fix spacing: TheBrentcrudeoilpricefellthroughoutthecrisisandremainsbelowthevital$110mark.

output answer: The Brent crude oil price fell throughout the crisis and remains below the vital $110 mark.
Problem: 1monthago16:17xHamsterfrench,public,flashing,toys,amateur
What's a sentence that uses these characters?
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1 month ago 16:17 xHamster french, public, flashing, toys, amateur
Add spaces: Almostthreeoutoffourworkers(72.6percent)inthatindustrysectorwouldnotrespondtocallsfromtheirboss.

Answer: Almost three out of four workers (72.6 percent) in that industry sector would not respond to calls from their boss.
This text is missing some spaces, please add them: AlthoughWalliswasaParliamentarianhecertainlyspokeoutagainsttheexecutionofCharlesIand,in1648,hadsignedadocumentopposingtheexecution.
Although Wallis was a Parliamentarian he certainly spoke out against the execution of Charles I and, in 1648, had signed a document opposing the execution.