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//program to create a function that returns 1 if number passed to it is prime and returns 0 if number passed to it is not prime class chprime { public int checkprime(int n) { int i; int prime=1; for(i=2;i<=n/2;i++) { if(n%i==0) { prime=0; break; } } if(prime==1) { return 1; } else { return 0; } } } public class checkprimereturn { public static void main(String[] args) { chprime ob=new chprime(); int result; result=ob.checkprime(5); if(result==1) { System.out.println("number is prime"); } else { System.out.println("number is not prime"); } } }