Question: How to make this code quicker? My assignment feedback said this code used too much cpu time. /** * Returns whether the number is prime.
How to make this code quicker? My assignment feedback said this code used too much cpu time.
/** * Returns whether the number is prime. */ public static boolean isPrime(long number) {
/* to do */ if(number < 2){ return false; } for(int i = 2; i <= Math.sqrt(number); i++){ if(number % i == 0){ return false; } return true; } }
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