Solve Problems
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Team Up
ATTEMPTED BY: 452 SUCCESS RATE: 28% LEVEL: Medium
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Light Up the Bulbs
ATTEMPTED BY: 1058 SUCCESS RATE: 88% LEVEL: Medium
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Lottery
ATTEMPTED BY: 265 SUCCESS RATE: 88% LEVEL: Hard
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A website
ATTEMPTED BY: 407 SUCCESS RATE: 90% LEVEL: Hard
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A fair competition
ATTEMPTED BY: 1514 SUCCESS RATE: 94% LEVEL: Medium
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Two types of queries
ATTEMPTED BY: 649 SUCCESS RATE: 42% LEVEL: Medium
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Tri-State-Area<May Cir 19>
ATTEMPTED BY: 174 SUCCESS RATE: 41% LEVEL: Hard
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Students and their arrangements <CAST>
ATTEMPTED BY: 665 SUCCESS RATE: 77% LEVEL: Medium
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Group Range
ATTEMPTED BY: 1534 SUCCESS RATE: 29% LEVEL: Medium
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Lexicographically minimal string
ATTEMPTED BY: 1568 SUCCESS RATE: 73% LEVEL: Medium
