Algorithm Application ScenariosThe Sieve of Eratosthenes algorithm excels in problems requiring efficient recording of prime numbers, including their quantities. This ancient yet remarkably effective algorithm remains highly relevant in modern computational contexts, from cryptography to competitive programming.Common Use Cases:Prime number counting within specified rangesPrime factorization preprocessingCryptographic key generation supportMathematical problem solving in competitive programmingNumber theory research and explorationCore Conce...