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A visual, hands-on learning platform for engineers, designed to crack algorithms, system design, and AWS.
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Visualize & Solve
Binary search
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Check middle → 7
See algorithms in motion →
Interactive Practice
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10010110100100101101001101
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11100101101000010110101011
00101101010111011001010110
1011001010110
# Two Sum
seen = {}
for i, n in enumerate(nums):
if target - n in seen:
return [seen[target - n], i]
seen[n] = i
# → [0, 1] ✓ Code and get instant feedback →
AWS Certification Prep
Pathways to AWS success →
/ Core Disciplines /////
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