Solve Problems
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Valid pairs
ATTEMPTED BY: 778 SUCCESS RATE: 89% LEVEL: Easy
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Array Construction
ATTEMPTED BY: 127 SUCCESS RATE: 53% LEVEL: Medium
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URL shortener
ATTEMPTED BY: 581 SUCCESS RATE: 84% LEVEL: Hard
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Unusual construction
ATTEMPTED BY: 586 SUCCESS RATE: 89% LEVEL: Medium
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Count pairs
ATTEMPTED BY: 1497 SUCCESS RATE: 89% LEVEL: Medium
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Pairs of elements
ATTEMPTED BY: 2280 SUCCESS RATE: 89% LEVEL: Medium
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Cells in a matrix
ATTEMPTED BY: 1661 SUCCESS RATE: 82% LEVEL: Easy
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Plot the Curve
ATTEMPTED BY: 1130 SUCCESS RATE: 56% LEVEL: Easy
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Similar Chocolates
ATTEMPTED BY: 1069 SUCCESS RATE: 62% LEVEL: Easy
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Maximum Sum
ATTEMPTED BY: 1797 SUCCESS RATE: 69% LEVEL: Easy