Solve Problems
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Friendship and diseases
ATTEMPTED BY: 111 SUCCESS RATE: 59% LEVEL: Easy
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<Approximate>Paper Planes
ATTEMPTED BY: 740 SUCCESS RATE: 77% LEVEL: Hard
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Download file
ATTEMPTED BY: 1750 SUCCESS RATE: 66% LEVEL: Medium
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The exam
ATTEMPTED BY: 1629 SUCCESS RATE: 93% LEVEL: Easy
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Puzzled Grid
ATTEMPTED BY: 239 SUCCESS RATE: 26% LEVEL: Hard
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Small Factorials
ATTEMPTED BY: 16751 SUCCESS RATE: 21% LEVEL: Easy
