Lab4-Plural

JLab>java Selftest 

JLab> testPlural : ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok  (10.0/10.0)
JLab> : -----------------------------
JLab> : ?????? 10.0 ????? (???? 10.0)
JLab> : -----------------------------
JLab> :<POINT>10.0</POINT> (<TOTAL>10.0</TOTAL> )
JLab>

import java.util.Scanner;

public class Plural {
  
  public static void main(String[] args) {
    Scanner kb = new Scanner(System.in);
    System.out.print("singular noun = ");
    String s = kb.next();
    String p = "";
    int nums = 0;
    String last = "";
    int c = 0;
    int d = 0;
    
    s = s.trim();
    nums = s.length();
    last = s.substring(nums - 1, nums);
    if (last.equals("x")) {
      p = s + "es";
      last = "";
      c++;
    }
    if (last.equals("s")) {
      p = s + "es";
      last = "";
      c++;
    } 
    String last2 = s.substring(nums - 2, nums);
     if (last2.equals("ay")) {
      p = s + "s";
      last = "";
      c++;
      d++;
    }  
      if (last2.equals("ey")) {
      p = s + "s";
      last = "";
      c++;
      d++;
    }
    if (last2.equals("iy")) {
      p = s + "s";
      last = "";
      c++;
      d++;
    }
    if (last2.equals("oy")) {
      p = p + "s";
      last = "";
      c++;
      d++;
    }
    if (last2.equals("uy")) {
      p = s + "s";
      last = "";
      c++;
      d++;
    }
    if (last2.equals("ch")) {
      p = s + "es";
      last = "";
      c++;
      }
      last = s.substring (nums - 1, nums);
     if (last.equals("y")) {
       p = s.substring(0, nums - 1) + "ies";
       last = "";
       c++;
      }
       if (c == 0) {
         p = s + "s";
        }
         
      if (d == 1) {
        p = s + "s";
       } 
    System.out.println("plural = " + p);
  }

}

SM=0, CM=10, ST=18, KY=489, TR=60:00
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;
ERR = 60:00 ;