This text is missing some spaces, please add them: Topicsotherthanmathematicsalsointerestedhim,especiallyphysicsandastronomy.
Topics other than mathematics also interested him, especially physics and astronomy.
input question: Fix spacing: Areyoureadytogointheclubwithfriendsbutdonotknowwhathairstyle...

output answer: Are you ready to go in the club with friends but do not know what hair style...
Problem: 25Atruthfulwitnesssavessouls,butafalsewitnessisdeceitful.
What's a sentence that uses these characters?
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25 A truthful witness saves souls,but a false witness is deceitful.
Add spaces: Theeditingworksprettymuchasyou'dexpectitto.

Answer: The editing works pretty much as you'd expect it to.
Itwasinthismachinethatthefirstactual"computerbug"wasfound:amothwhichshortedoneofthe17000relaysinthemachine.

It was in this machine that the first actual "computer bug" was found: a moth which shorted one of the 17 000 relays in the machine.
Add spaces: TheInternetisbeingincreasinglyusedbycountrieswhereEnglishisnotthenativelanguage.

Answer:
The Internet is being increasingly used by countries where English is not the native language.