Problem: Add spaces: Theplayerdoubleshisbetwhenheloses.

Spaces added: The player doubles his bet when he loses.
This text is missing some spaces, please add them: Againin1938CaccioppoliresumedthestudyofRiemann'sexistencetheorems,dealingwiththeexistenceofabelianintegralsonaclosedRiemannsurface.
Again in 1938 Caccioppoli resumed the study of Riemann 's existence theorems, dealing with the existence of abelian integrals on a closed Riemann surface.
input question: Fix spacing: AsKasperskynotes,"AsingleinfectedsystemonthenetworkpossessingadministrativecredentialsiscapableofspreadingthisinfectiontoalltheothercomputersthroughWMIorPSEXEC.

output answer: As Kaspersky notes, "A single infected system on the network possessing administrative credentials is capable of spreading this infection to all the other computers through WMI or PSEXEC.
Problem: Firefoxgetsavariablereleaseschedule|xComputer
What's a sentence that uses these characters?
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Firefox gets a variable release schedule | xComputer
Add spaces: Originaltitle:EscapefromPlanetEarth

Answer: Original title : Escape from Planet Earth
This text is missing some spaces, please add them: Bytheglansslidingcontactagainstthesmoothvaginalwallescalatetheman'sfeelingsofpleasure.
By the glans sliding contact against the smooth vaginal wall escalate the man's feelings of pleasure.