Solve Problems
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Valid pairs
ATTEMPTED BY: 676 SUCCESS RATE: 89% LEVEL: Easy
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Array Construction
ATTEMPTED BY: 117 SUCCESS RATE: 52% LEVEL: Medium
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URL shortener
ATTEMPTED BY: 527 SUCCESS RATE: 85% LEVEL: Hard
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Unusual construction
ATTEMPTED BY: 568 SUCCESS RATE: 89% LEVEL: Medium
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Count pairs
ATTEMPTED BY: 1410 SUCCESS RATE: 91% LEVEL: Medium
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Pairs of elements
ATTEMPTED BY: 2087 SUCCESS RATE: 92% LEVEL: Medium
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Cells in a matrix
ATTEMPTED BY: 1635 SUCCESS RATE: 83% LEVEL: Easy
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Plot the Curve
ATTEMPTED BY: 1108 SUCCESS RATE: 56% LEVEL: Easy
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Similar Chocolates
ATTEMPTED BY: 1049 SUCCESS RATE: 63% LEVEL: Easy
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Maximum Sum
ATTEMPTED BY: 1768 SUCCESS RATE: 68% LEVEL: Easy