Ravi Sir's Cards › AWS
Pad scores
This interview card covers Pad scores. Number SK lex sort surprises rankings. Zero-pad score string width; append #userId. The card’s suggested next step is to fix width=10 , then UpdateItem , then Query verify order.
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What this card says
What it is
Number SK lex sort surprises rankings.
Why it matters
Zero-pad score string width; append #userId.
zero-pad
How / example
Fix width=10 → UpdateItem → Query verify order.
Ranking bugfix.