I am still stuck with this task pls help

package com.codegym.task.task04.task0429;
/*
Positive and negative numbers
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader n = new BufferedReader(new InputStreamReader(System.in));
String ad = n.readLine();
int a = Integer.parseInt(ad);
String bd = n.readLine();
int b = Integer.parseInt(bd);
String cd = n.readLine();
int c = Integer.parseInt(cd);
int counterpos = 0;
int counterneg = 0;
if (a < 0 && b > 0 && c < 0 || a < 0 && b < 0 && c > 0 || a > 0 && b < 0 && c < 0){
counterneg = 2;
counterpos = 1;
else if (a > 0 && b > 0 && c > 0){
counterpos = 3;
counterneg = 0;
else if (a < 0 && b < 0 && c < 0){
counterneg = 3;
counterpos = 0;
else (a > 0 && b < 0 && c > 0 || a > 0 && b > 0 && c < 0 || a < 0 && b > 0 && c > 0){
counterpos = 2;
counterneg = 1;
System.out.println("Number of negative numbers: " + counterneg);
System.out.print("Number of positive numbers: " + counterpos);
}
}
}
}
}
}
}