Daily DSA Challenge

Sharpen Your Skills, One Problem at a Time

A new data structures and algorithms question every day. Solve it, learn the approaches, and track your progress. You can also embed the daily challenge on your own website.

New Challenge

Every Day

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Today's Date

Wednesday, April 29, 2026

Today's Challenge

Challenge for Wednesday, April 29, 2026

Range Sum Query 2D - ImmutableMEDIUM

Solve Challenge

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HTML

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  >Daily DSA Challenge by <span style="color:#0a0a0a;text-decoration:underline;text-underline-offset:3px;">Scale Engineer</span></a>
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