Question
Assigntment Help- i dont know how to post code here, this is my java assignment i would like you to double check my answers, thank
Assigntment Help- i dont know how to post code here, this is my java assignment i would like you to double check my answers, thank you
First Here is the Guideline-
The first assignments deals with a number stored in a specific base system. For example, 1101 base 2 is 13 base 10 is 23 base 5 is 17 base 8 . The class MyInteger holds the integers in a specific base. You may assume the integers held are, between the bases 2 and 10 non-negative (more than or equal to 0) small enough (say maximum a billion) The instance variables in class MyInteger are: base: int - holds the value for the base system data: int[] - holds every token of the number. For example, if we were to store the binary number 1101, data would be {1, 1, 0, 1} while if we were to store the decimal number 684, data would be {6, 8, 4} .
The methods that you need to complete are given below, in the order we suggest you complete them. 1. +setBase(int):void //10 marks 2. +setDataBasic(String):void //30 marks 3. +setDataAdvanced(String):void //10 marks 4. +MyInteger(int,int) //10 marks 5. +toString():String //5 marks 6. +getDecimalValue():int //5 marks 7. +compareTo(MyInteger):int //5 marks 8. +getValueInBase(int):MyInteger //5 marks
CODE-
import java.util.Arrays;
public class MyInteger {
private int base;
private int[] data;
/**
* DO NOT MODIFY
*/
public MyInteger() {
}
public int getBase() {
return base;
}
/**
* DO NOT MODIFY
* @return a DEEP copy of data
*/
public int[] getData() {
int[] result = new int[data.length];
for(int i=0; i < data.length; i++)
result[i] = data[i];
return result;
}
/**
* 10 marks
* set base to b such that any value of b less than 2 results in base becoming 2,
* any value of b more than 10 results in base becoming 10, and any value of b
* in the range [2, 10] results in base becoming b.
*
* IMPORTANT: if base already has a value between 2 and 10
* (inclusive on both sides), it should NOT be changed.
* @param b
*/
public void setBase(int b) {
base = 2; //to be completed
}
/**
* 30 marks
* assume that base has already been set (to a value between 2 and 10).
* populate array data with the contents of String passed such that -
* if d.charAt(i) is between '0' and character corresponding to (base-1),
* then data[i] becomes integer corresponding to d.charAt(i)
* otherwise data[i] becomes 0.
*
* For example,
* if base = 4 and d = "341518", data becomes {3,0,1,0,1,0}
* if base = 9 and d = "341518", data becomes {3,4,1,5,1,8}
* if base = 4 and d = "9sh2883^1", data becomes {0,0,0,2,0,0,3,0,1}
* @param d
*/
public void setDataBasic(String d) {
setBase(2); //to be completed
data = new int[] {0}; //to be completed
}
/**
* 10 marks
* assume that base has already been set (to a value between 2 and 10).
* populate array data with the contents of String passed such that any invalid
* characters (outside the range ['0', character corresponding to (base-1)] are
* ignored.
*
* For example,
* if base = 4 and d = "341518", data becomes {3,1,1}
* if base = 9 and d = "341518", data becomes {3,4,1,5,1,8}
* if base = 4 and d = "9sh2883^1", data becomes {2,3,1}
* @param d
*/
public void setDataAdvanced(String d) {
setBase(2); //to be completed
data = new int[] {0}; //to be completed
}
/**
* DO NOT MODIFY
* @param d
* @param b
*/
public MyInteger(String d, int b) {
this(d, b, false);
}
/**
* DO NOT MODIFY
* @param d
* @param b
* @param challenging
*/
public MyInteger(String d, int b, boolean challenging) {
setBase(b);
if(challenging)
setDataAdvanced(d);
else
setDataBasic(d);
}
/**
* 10 marks
* set base to b and populate data with values corresponding to decimal number provided.
* for example,
* if decimal = 47 and b = 2, then base should become 2 and data should become {1,0,1,1,1,1}
* if decimal = 225 and b = 5, then base should become 5 and data should become {1,4,0,0}
* @param decimal
* @param base
*/
public MyInteger(int decimal, int b) {
setBase(2); //to be completed
data = new int[] {0}; //to be completed
}
/**
* 5 marks
* return String representation of the number. String containing the items of data
* followed by a space followed by an opening round bracket followed by "base"
* followed by a space followed by the base followed by the closing round bracket.
*
* for example,
* if base = 7 and data = {3, 1, 0, 5, 2}, return "31052 (base 7)"
* if base = 10 and data = {3, 1, 0, 5, 2}, return "31052 (base 10)"
* if base = 2 and data = {1, 1, 0, 0, 0, 1, 0, 1}, return "11000101 (base 2)"
*/
public String toString() {
return "0"; //to be completed
}
/**
* 5 marks
* @return the decimal value corresponding to this number.
* assume the decimal value is at most Integer.MAX_VALUE (2147483647)
*/
public int getDecimalValue() {
return 0; //to be completed
}
/**
* 5 marks
* @param other
* @return
* 1 if value of calling object is more than value of parameter object
* -1 if value of calling object is less than value of parameter object
* 0 if value of calling object is equal to value of parameter object
*
*/
public int compareTo(MyInteger other) {
return 0; //to be completed
}
/**
* 5 marks
* *TIP* useful if you complete MyInteger(int,int)
* and pass the test for it before attempting this method
*
* @param b
* @return object representing the calling object in base b
*/
public MyInteger getValueInBase(int b) {
return new MyInteger("0", b); //to be completed
}
}
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