problem statement:- write a program in java to find number is prime number or not
package Loops;
import java.util.Scanner;
public class prime {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int n=sc.nextInt();
boolean isPrime=true;
for(int i=2;i<n;i++) {
if(n%i==0) {
isPrime=false;
break;
}
}
if(n<2) {
isPrime=false;
}
System.out.println("its prime number "+ isPrime);
}
}
output:-
7
its prime number true
import java.util.Scanner;
public class prime {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int n=sc.nextInt();
boolean isPrime=true;
for(int i=2;i<n;i++) {
if(n%i==0) {
isPrime=false;
break;
}
}
if(n<2) {
isPrime=false;
}
System.out.println("its prime number "+ isPrime);
}
}
output:-
7
its prime number true
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