Algorithm Sprint — Speed Round

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A high-intensity 90-minute speed round. Solve as many problems as you can — rankings based on total solved and time penalties.

Start: Feb 22, 2026, 9:00 AM

Duration: 1h 30m

Problem list

  • 1. Matrix Diagonal Sum [Contest: algo sprint]

    Difficulty: EASY | Tag: CONTEST

    Solve

  • 2. Count Primes

    Difficulty: MEDIUM | Tag: CONTEST

    Solve

  • 3. Best Time to Buy and Sell Stock

    Difficulty: EASY | Tag: CONTEST

    Solve

  • 4. Generate All Subsets

    Difficulty: MEDIUM | Tag: CONTEST

    Solve

  • 5. Reverse Linked List in Groups

    Difficulty: HARD | Tag: CONTEST

    Solve