give me some help plz
package zh.codegym.task.task04.task0426;
/*
标签和数字
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
//在此编写你的代码
BufferedReader se = new BufferedReader(new InputStreamReader(System.in));
int num = se.read();
if(num > 0){
if(num%2 == 0){
System.out.println("正偶数");
}
if(num%2 != 0){
System.out.println("正奇数");
}
}
if(num < 0){
if(num%2 == 0){
System.out.println("负偶数");
}
if(num%2 != 0){
System.out.println("负奇数");
}
}
if(num == 0){
System.out.println("零");
}
}
}