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narayankr12 / java Public

forked from DhanushNehru/Hacktoberfest2025

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import java.util.*;

public class prime {

public static void main(String[] args) {

int num = 3;

boolean flag = false;

if (num == 0 || num == 1) {

flag = true;

}

for (int i = 2; i <= num / 2; i++) {

if (num % i == 0) {

flag = true;

break;

}

}

if (!flag)

System.out.println(num + " is a prime number.");

else

System.out.println(num + " is not a prime number.");

}

}

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