Solve Problems
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Team division
ATTEMPTED BY: 826 SUCCESS RATE: 92% LEVEL: Easy
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Operations on a tree
ATTEMPTED BY: 162 SUCCESS RATE: 74% LEVEL: Hard
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Subtree swap
ATTEMPTED BY: 209 SUCCESS RATE: 43% LEVEL: Medium
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Average Subarray
ATTEMPTED BY: 901 SUCCESS RATE: 93% LEVEL: Easy
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A color box
ATTEMPTED BY: 450 SUCCESS RATE: 66% LEVEL: Easy
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Minimize nodes
ATTEMPTED BY: 316 SUCCESS RATE: 69% LEVEL: Hard
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Meeting the origin
ATTEMPTED BY: 1768 SUCCESS RATE: 84% LEVEL: Easy
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A special date
ATTEMPTED BY: 1397 SUCCESS RATE: 76% LEVEL: Medium
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Three problems
ATTEMPTED BY: 629 SUCCESS RATE: 84% LEVEL: Medium
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The score game
ATTEMPTED BY: 384 SUCCESS RATE: 15% LEVEL: Medium