Milky's note

https://www.hackerrank.com/challenges/print-prime-numbers/problem?isFullScreen=true Print Prime Numbers | HackerRank Print prime numbers. www.hackerrank.com [문제] Write a query to print all prime numbers less than or equal to 1000. Print your result on a single line, and use the ampersand (&) character as your separator (instead of a space). For example, the output for all prime numbers