Reddit java help

import java.io.* ;
public class MclaLoops//Class
{

  public static void main (String[] args) throws IOException //main method
  {
    BufferedReader objReader = new BufferedReader (new InputStreamReader(System.in));

    System.out.println("Please enter the cost for a purple ticket"); //input prompt for cost of purple ticket
    int purpleTicket = Integer.parseInt ((objReader.readLine())); //varible decleration for purple ticket
    System.out.println("Please enter the cost for a gray ticket"); //input prompt for cost of gray ticket
    int grayTicket = Integer.parseInt ((objReader.readLine()));// varible decleration for gray ticket
    System.out.println("Please enter the cost for a yellow ticket"); //inpur prompt for cost of yellow ticket
    int yellowTicket =Integer.parseInt ((objReader.readLine())); //variable decleration for yellow ticket
    System.out.println("Please enter the cost for a brown ticket"); // input prompt for cost of brown ticket
    int brownTicket = Integer.parseInt ((objReader.readLine())); // variable decleration for brown ticket

    System.out.println("PLease enter the amount of money you would want to rasie"); // input for raisedMoney money to be raised in ticket sales
    int raisedMoney = Integer.parseInt ((objReader.readLine ())); // variable decleration for the money that is to be raised
    int ctr1 = 0; //counter one, counting how many brown tickets there will be
    int ctr2 = 0; // counter two, counting how many yellow tickets there will be
    int ctr3 = 0; // counter three, counting how many gray tickets there will be
    int ctr4 = 0; //counter four, counting how many purple tickets there will be
    int ctrCombo = 0; // counter to keep track of raisedMoney combinations
    int brownMax = 0; // variable for max amount of brown tickets for a given raised amount
    int yellowMax = 0; // variable for max amount of yellow tickets for a given raised amount
    int grayMax = 0; // variable for max amount of gray tickets for a given raised amount
    int purpleMax = 0;// variable for max amount of purple tickets for a given raised amount
    int r = raisedMoney = 0; // declaring raised amount to r
    int ctr = 0;
    int min = 999999;
    if (brownTicket <= r) // if the brown ticket cost is less than or equal to the raisedMoney raised amount then execute
    {
      r = raisedMoney;
      brownMax = (r / brownTicket); // finding the maximum times the brown ticket can go into the raisedMoney raised amount
    }
    if (yellowTicket <= r)//if the yellow ticket cost is less than or equal to the raisedMoney raised amount then execute
    {
      r = raisedMoney;
      yellowMax = (r / yellowTicket);// finding the maximum times the yellow ticket can go into the raisedMoney raised amount
    }
    if (grayTicket <= r) //if the gray ticket cost is less than or equal to the raisedMoney raised amount then execute
    {
      r = raisedMoney;
      grayMax = (r / grayTicket);// finding the maximum times the gray ticket can go into the raisedMoney raised amount
    }
    if (purpleTicket <= r) //if the purple ticket cost is less than or equal to the raisedMoney raised amount then execute
    {
      r = raisedMoney;
      purpleMax = (r / purpleTicket);// finding the maximum times the purple ticket can go into the raisedMoney raised amount
    }



    if((brownTicket > 0) || (yellowTicket >0) || (grayTicket >0) || (purpleTicket >0)) //Error checking
    {
      r = raisedMoney;
      do
      {
        r = raisedMoney; // setting raised money to be assigned to r
        // resetting each ctr to 0 once the loop starts again
        ctr1 = 0;
        ctr2 = 0;
        ctr3 = 0;
        ctr4 = 0;
        r= r - (brownTicket * brownMax); // subtracting the max brown tickets from the raisedMoney raised amount needed
        ctr1 = ctr1 * brownMax; // adding a counter to brown

        while (yellowTicket <= r) //keep adding 1 to the counter while the yellowTicket is less than or equal too the raised amount
        {
          ctr2++;
          r = r - yellowTicket; // subtract the yellow ticket from the raised price if possible
        }
        while (grayTicket <= r)
        {
          ctr3++;
          r = r - grayTicket;
        }
        while (purpleTicket <= r)
        {
          ctr4++;
          r = r - purpleTicket;
        }


        if (ctr1 + ctr2 + ctr3 + ctr4 < min)
        {
          min = ctr1 + ctr2 + ctr3 + ctr4;
        }
        if (r == raisedMoney)
        {
          ctrCombo = ctrCombo + 1;


          {
            ctr++;
            System.out.println ("# of PURPLE is " + ctr4 + " # of GRAY is " + ctr3 + " # of YELLOW is " + ctr2 + " # of PURPLE is " + ctr1);
            yellowMax = yellowMax -1;
          }
        }
      } while (yellowMax > 0);
      r = raisedMoney;
      do
      {
        r = raisedMoney;
        ctr1 = 0;
        ctr2 = 0;
        ctr3 = 0;
        ctr4 = 0;
        r= r - (yellowTicket * yellowMax);
        ctr2 = ctr2 * yellowMax;

        while (grayTicket <= r)
        {
          ctr3++;
          r = r - grayTicket;
        }
        while (purpleTicket <= r)
        {
          ctr4++;
          r = r - purpleTicket;
        }
        if (ctr1 + ctr2 + ctr3 + ctr4 < min)
        {
          min = ctr1 + ctr2 + ctr3 + ctr4;
        }

        if (r == raisedMoney)
        {
          ctrCombo = ctrCombo + 1;

          {
            ctr++;
            System.out.println ("# of PURPLE is " + ctr4 + " # of GRAY is " + ctr3 + " # of YELLOW is " + ctr2 + " # of PURPLE is " + ctr1);
            grayMax = grayMax -1;
          }
        }
      } while (yellowMax > 0);
      r = raisedMoney;
      do
      {
        r = raisedMoney;
        ctr1 = 0;
        ctr2 = 0;
        ctr3 = 0;
        ctr4 = 0;
        r= r - (grayTicket * grayMax);
        ctr3 = ctr3 * grayMax;

        while (purpleTicket <= r)
        {
          ctr4++;
          r = r - purpleTicket;
        }

        if (ctr1 + ctr2 + ctr3 + ctr4 < min)
        {
          min = ctr1 + ctr2 + ctr3 + ctr4;
        }
        if (r == raisedMoney)
        {
          ctrCombo = ctrCombo + 1;

          {
            ctr++;
            System.out.println ("# of PURPLE is " + ctr4 + " # of GRAY is " + ctr3 + " # of YELLOW is " + ctr2 + " # of PURPLE is " + ctr1);
            purpleMax = purpleMax -1;
          }
        }
      } while (grayMax > 0);
      r = raisedMoney;
      do
      {
        r = raisedMoney;
        ctr1 = 0;
        ctr2 = 0;
        ctr3 = 0;
        ctr4 = 0;
        r= r - (purpleTicket * purpleMax);
        ctr2 = ctr2 * purpleMax;

        if (ctr1 + ctr2 + ctr3 + ctr4 < min)
        {
          min = ctr1 + ctr2 + ctr3 + ctr4;
        }

        if (r == raisedMoney)
        {
          ctrCombo = ctrCombo + 1;

          {
            ctr++;
            System.out.println ("# of PURPLE is " + ctr4 + " # of GRAY is " + ctr3 + " # of YELLOW is " + ctr2 + " # of PURPLE is " + ctr1);
            brownMax = brownMax -1;
          }
        }
      } while (purpleMax == raisedMoney);


    }
    else
    {
      System.out.println("Invalid value(s)");
    }
    System.out.println ("there are " + ctrCombo + " combinations");
  }
}