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Copy pathPrimenumber.java
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33 lines (28 loc) · 758 Bytes
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import java.util.*;
public class Primenumber {
public static void prime(int n){
boolean isPrime=true;
if(n<=1){
isPrime=false;
}else{
for(int i=2;i<n;i++){
if(n%i==0){
isPrime=false;
break;
}
}
}
if(isPrime){
System.out.println(n +":is a prime number:");
}else{
System.out.println(n +":is not a prime number:");
}
}
public static void main(String[] args) {
Scanner Sc =new Scanner(System.in);
System.out.println("Enter a number");
int n = Sc.nextInt();
prime(n);
Sc.close();
}
}