-
Notifications
You must be signed in to change notification settings - Fork 79
/
Primality.java
45 lines (35 loc) · 1.13 KB
/
Primality.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;
public class Solution {
// Complete the primality function below.
static String primality(int n) {
if(n==1)
return "Not prime";
for(int i=2; i<=Math.sqrt(n); i++)
{
if(n%i==0)
return "Not prime";
}
return "Prime";
}
private static final Scanner scanner = new Scanner(System.in);
public static void main(String[] args) throws IOException {
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));
int p = scanner.nextInt();
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
for (int pItr = 0; pItr < p; pItr++) {
int n = scanner.nextInt();
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
String result = primality(n);
bufferedWriter.write(result);
bufferedWriter.newLine();
}
bufferedWriter.close();
scanner.close();
}
}