UVA11388 GCD LCM

Just a cup of tea,
let gcd(a,b)=g and lcm(a,b)=l
we need to find out a and b
The point to note is
gcd(g,l)=g and lcm(g,l) is l
;)

HR Red John is back

https://www.hackerrank.com/contests/101july13/challenges/red-john-is-back

Easy solution with the little dp and prime with very mild constraints

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10812 Beat the Spread!

but note test case if sum=0 and differece = 0 so if d > s then continue ; (and not d>=s)

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very easy problem
just note use of map,sort() and getchar()