input question: Fix spacing: Hi,mynameisswitANGELandIam18years.

output answer: Hi, my name is switANGEL and I am 18 years.

input question: Fix spacing: Theseareindeedimportantstepsforward,butwemustgofurther.

output answer: These are indeed important steps forward, but we must go further.

input question: Fix spacing: Uptonow,Viametrics'visitorcountersinstalledinmorethan40countrieshavecountedatotalof4billionpeople.

output answer: Up to now, Viametrics' visitor counters installed in more than 40 countries have counted a total of 4 billion people.

input question: Fix spacing: Researchupdatesonresveratrol,February2013Newsletter,p.12-13;December2010Newsletter,p.10-12

output answer:
Research updates on resveratrol, February 2013 Newsletter, p. 12-13; December 2010 Newsletter, p. 10-12