java prime numbers from 1 to 100
public class Main {
public static void main(String[] args) {
for (int i = 2; i < 100; ++i) {
boolean isPrime = true;
int sqrt = (int)Math.ceil(Math.sqrt(i));
for (int divisor = 2; divisor <= sqrt; ++divisor) {
if (i % divisor == 0) {
isPrime = false;
break;
}
}
if (isPrime) {
System.out.println(i);
}
}
}
}java program to find prime number between 1 and 100
class PrimeNumbers
{
public static void main (String[] args)
{
int i =0;
int num =0;
//Empty String
String primeNumbers = "";
for (i = 1; i <= 100; i++)
{
int counter=0;
for(num =i; num>=1; num--)
{
if(i%num==0)
{
counter = counter + 1;
}
}
if (counter ==2)
{
//Appended the Prime number to the String
primeNumbers = primeNumbers + i + " ";
}
}
System.out.println("Prime numbers from 1 to 100 are :");
System.out.println(primeNumbers);
}
}Copyright © 2021 Codeinu
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