Practice Question 1
Question 1. Find the number can be expressed as sum of two prime numbers. Print "yes" if it is sum of two prime numbers otherwise print "no".
Program
class Solution { static String isSumOfTwo(int N){ if(N <= 3) { return "No"; } if(N%2 == 0) { return "Yes"; } N -= 2; for (int i = 2;i < N;i++) { if(N%i == 0) { return "No"; } } return "Yes"; } } |