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Message:
program to display first 100 prime nos.
Posted by swapnil on November 16, 2000 at 9:34 AM
hi, pl. find below the program to display the first 100 prime nos. ................................................................. //program that prints first 100 prime no.s import java.util.*; public class prime2 { public static void main(String[] args) { int index=2,x=3; ArrayList al=new ArrayList(); while(index<100) { //int x=Integer.parseInt(args[0]); if(x%2==0) { System.out.println("hello The no. is not prime"); } else { double y=Math.sqrt(x); //System.out.println(y); double z=Math.ceil(y); //System.out.println(z); boolean state=true; for (int i=3;i { if(i%2==0 ) continue; if(x%i==0) { //System.out.println("The no. is not prime"); //System.out.println("The no. is "+x); //System.out.println(" It is divisible by "+i); state=false; //break; } } if(state) { System.out.println("The no. is prime"); al.add(new Integer(x)); index=index+1; } x=x+2; } } Object myobj[]=al.toArray(); for(int i=0;i System.out.println(myobj[i]+"\t"+i+""); } } .................................................................hope this helps regards swapnil
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