Rahmaninov Polka Italienne:
Transposed from G-minor/G-major to A-minor/A-major:
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All the notes that are not staccato should be played as legato as possible (originally they had slurs, but I couldn't get the notation program to do slurs over more than two notes so I left them out). You can figure out your own variation of hammer-ons and pull-offs for those.
Kreutzer Etude No.2
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Kreutzer Etude No.3
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You can play it without the ties (as shown in the first bar) or with them, they are doable in most places.