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- public static void main(String[] args) {
- int num = 29;
- boolean flag = false;
- for(int i = 2; i <= num/2; ++i)
- {
- // condition for nonprime number
- 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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