Solve Problems
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Valid pairs
ATTEMPTED BY: 663 SUCCESS RATE: 88% LEVEL: Easy
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Array Construction
ATTEMPTED BY: 116 SUCCESS RATE: 51% LEVEL: Medium
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URL shortener
ATTEMPTED BY: 523 SUCCESS RATE: 85% LEVEL: Hard
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Unusual construction
ATTEMPTED BY: 567 SUCCESS RATE: 89% LEVEL: Medium
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Count pairs
ATTEMPTED BY: 1405 SUCCESS RATE: 91% LEVEL: Medium
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Pairs of elements
ATTEMPTED BY: 2086 SUCCESS RATE: 92% LEVEL: Medium
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Cells in a matrix
ATTEMPTED BY: 1633 SUCCESS RATE: 83% LEVEL: Easy
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Plot the Curve
ATTEMPTED BY: 1107 SUCCESS RATE: 56% LEVEL: Easy
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Similar Chocolates
ATTEMPTED BY: 1048 SUCCESS RATE: 63% LEVEL: Easy
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Maximum Sum
ATTEMPTED BY: 1766 SUCCESS RATE: 68% LEVEL: Easy