Solve Problems
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Team Up
ATTEMPTED BY: 284 SUCCESS RATE: 26% LEVEL: Medium
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Light Up the Bulbs
ATTEMPTED BY: 883 SUCCESS RATE: 88% LEVEL: Medium
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Lottery
ATTEMPTED BY: 237 SUCCESS RATE: 87% LEVEL: Hard
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A website
ATTEMPTED BY: 382 SUCCESS RATE: 90% LEVEL: Hard
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A fair competition
ATTEMPTED BY: 1469 SUCCESS RATE: 94% LEVEL: Medium
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Two types of queries
ATTEMPTED BY: 581 SUCCESS RATE: 39% LEVEL: Medium
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Tri-State-Area<May Cir 19>
ATTEMPTED BY: 159 SUCCESS RATE: 39% LEVEL: Hard
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Students and their arrangements <CAST>
ATTEMPTED BY: 639 SUCCESS RATE: 76% LEVEL: Medium
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Group Range
ATTEMPTED BY: 1503 SUCCESS RATE: 28% LEVEL: Medium
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Lexicographically minimal string
ATTEMPTED BY: 1491 SUCCESS RATE: 72% LEVEL: Medium
