NPTEL Programming In Java Programming Assignment week-8 Sept-2023 Swayam

netaji gandi Thursday, September 21, 2023
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Week 8 : Programming Assignment 1

Due on 2023-09-21, 23:59 IST
Write a program which will print a pyramid of "*" 's of height "n" and print the number of "*" 's in the pyramid.

For example:

Input : 5
Output:  

        * 
      * * * 
    * * * * * 
  * * * * * * * 
* * * * * * * * * 
25

Select the Language for this assignment. 
File name for this program : 
import java.util.*;
public class Pattern1 {
    public static void main(String[] args) {
        Scanner inr = new Scanner(System.in);
       int n = inr.nextInt();
        int k = 0,sum=0;
        for(int i = 1; i <= n; ++i, k = 0) {
            for(int space = 1; space <= n - i; ++space) {
                System.out.print("  ");
            }
            while(k != 2 * i - 1) {
                System.out.print("* ");
                sum=sum+1;
                ++k;
            }
            System.out.println();
        }
         System.out.print(sum);
    }
}
You may submit any number of times before the due date. The final submission will be considered for grading.
This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.
   


 
 
Public Test CasesInputExpected OutputActual OutputStatus
Test Case 1
3
* \n
  * * * \n
* * * * * \n
9
    * \n
  * * * \n
* * * * * \n
9
Passed after ignoring Presentation Error
Test Case 2
5
* \n
      * * * \n
    * * * * * \n
  * * * * * * * \n
* * * * * * * * * \n
25
        * \n
      * * * \n
    * * * * * \n
  * * * * * * * \n
* * * * * * * * * \n
25
Passed after ignoring Presentation Error


Week 8 : Programming Assignment 2

Due on 2023-09-21, 23:59 IST
Write a program which will print a pascal  pyramid of  "*" 's of height "l" .

For example:

input: 8

output :
       * 
      * * 
     * * * 
    * * * * 
   * * * * * 
  * * * * * * 
 * * * * * * * 
* * * * * * * * 

Select the Language for this assignment. 
File name for this program : 
import java.util.*;
public class Pattern2 {
    public static void main(String[] args) {
        Scanner inr = new Scanner(System.in);
        int l = inr.nextInt();
        int i,j;
        int space=l-1;
    /*run loop (parent loop) till number of rows*/
     for(i=0;i< l;i++)
       {
        /*loop for initially space, before star printing*/
        for(j=0;j< space;j++)
        {
            System.out.print(" ");
        }
        for(j=0;j<=i;j++)
        {
            System.out.print("* ");
        }
        
        System.out.print("\n");
        space--;    /* decrement one space after one row*/
         }
   }
}
You may submit any number of times before the due date. The final submission will be considered for grading.
This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.
   


 
 
Public Test CasesInputExpected OutputActual OutputStatus
Test Case 1
8
* \n
      * * \n
     * * * \n
    * * * * \n
   * * * * * \n
  * * * * * * \n
 * * * * * * * \n
* * * * * * * *
       * \n
      * * \n
     * * * \n
    * * * * \n
   * * * * * \n
  * * * * * * \n
 * * * * * * * \n
* * * * * * * * \n

Passed after ignoring Presentation Error
Test Case 2
7
* \n
     * * \n
    * * * \n
   * * * * \n
  * * * * * \n
 * * * * * * \n
* * * * * * *
      * \n
     * * \n
    * * * \n
   * * * * \n
  * * * * * \n
 * * * * * * \n
* * * * * * * \n

Passed after ignoring Presentation Error




Week 8 : Programming Assignment 3

Due on 2023-09-21, 23:59 IST
Write a program which will print a pyramid of "numbers" 's of height "n" and print the sum of all number's in the pyramid.

For example:

input: 5

output: 
        1 
      1 2 3 
    1 2 3 4 5 
  1 2 3 4 5 6 7 
1 2 3 4 5 6 7 8 9 
95

Select the Language for this assignment. 
File name for this program : 
import java.util.*;
  public class Pattern3 {
    public static void main(String[] args) {
        Scanner inr = new Scanner(System.in);
       int n = inr.nextInt();
        int k = 1,sum=0;
        for(int i = 1; i <= n; ++i, k = 1) {
            for(int space = 1; space <= n-i; ++space) {
                System.out.print("  ");
            }
            while(k <= 2 * i - 1) {
                System.out.print(k+" ");
                sum=sum+k;
                ++k;
            }
            System.out.println();
        }
         System.out.println(sum); 
    }
}
You may submit any number of times before the due date. The final submission will be considered for grading.
This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.
   


 
 
Public Test CasesInputExpected OutputActual OutputStatus
Test Case 1
5
1 \n
      1 2 3 \n
    1 2 3 4 5 \n
  1 2 3 4 5 6 7 \n
1 2 3 4 5 6 7 8 9 \n
95
        1 \n
      1 2 3 \n
    1 2 3 4 5 \n
  1 2 3 4 5 6 7 \n
1 2 3 4 5 6 7 8 9 \n
95\n

Passed after ignoring Presentation Error
Test Case 2
3
1 \n
  1 2 3 \n
1 2 3 4 5 \n
22
    1 \n
  1 2 3 \n
1 2 3 4 5 \n
22\n

Passed after ignoring Presentation Error


Week 8 : Programming Assignment 4

Due on 2023-09-21, 23:59 IST
Write a program to print symmetric Pascal's triangle of "*" 's of  height "l" of odd length . If input "l" is even then your program will print "Invalid line number".

For example:

input : 5
output:
  *
 * *
* * *
 * *
  *
input : 6

output:

Invalid line number

Select the Language for this assignment. 
File name for this program : 
import java.util.*;
public class Pattern4 {
    public static void main(String[] args) {
        Scanner inr = new Scanner(System.in);
      int l = inr.nextInt();
        int ul=0; // Upper Line
       int ll=0; // Lower Line
        
    // Check whether line number is odd
       if (l%2!=0){
       ul=(l/2)+1;          
       ll=l-ul;
    //Code for upper half
    for(int i=1;i<=ul; i++){    
    //Space management
    for(int s=1;s<=(ul-i); s++){
        System.out.print(" ");
    }
    // Star management
    for(int j=1;j<=i; j++){
         System.out.print("* ");
    }
    System.out.println();
    }
            
    //Code for lower half
    int llc=ll;
    for(int i=1;i<=ll; i++){
    //Space management
    for(int s=llc;s<ll; s++){
       System.out.print(" ");
    }
    // Star management
    for(int j=1;j-1<=ll-i; j++){
       System.out.print(" *");
     }
     llc--;
    System.out.println();
        }
    }
        else{
       System.out.print("Invalid line number");
    }
    }
}
You may submit any number of times before the due date. The final submission will be considered for grading.
This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.
   


 
 
Public Test CasesInputExpected OutputActual OutputStatus
Test Case 1
6
Invalid line number
Invalid line number
Passed
Test Case 2
7
* \n
  * * \n
 * * * \n
* * * * \n
 * * *\n
  * *\n
   *
   * \n
  * * \n
 * * * \n
* * * * \n
 * * *\n
  * *\n
   *\n

Passed after ignoring Presentation Error


Week 8 : Programming Assignment 5

Due on 2023-09-21, 23:59 IST
Write a program to display any digit(n) from 0-9 represented as a "7 segment  display". 

For example:

input : 5

output :
 _ 
|_ 
 _|

input : 4

output :

|_|
   |

Select the Language for this assignment. 
File name for this program : 
import java.util.*;
public class Pattern5 {
   private static final Map<Integer, Integer> encodings =
        new HashMap<Integer, Integer>();
    static {
        encodings.put(0, 0x7E);
        encodings.put(1, 0x30);
        encodings.put(2, 0x6D);
        encodings.put(3, 0x79);
        encodings.put(4, 0x33);
        encodings.put(5, 0x5B);
        encodings.put(6, 0x5F);
        encodings.put(7, 0x70);
        encodings.put(8, 0x7F);
        encodings.put(9, 0x7B);
    }
    public static void printDigit(int digit) {
        int code = encode(digit);
        char[] bits =
            String.format("%7s", Integer.toBinaryString(code))
                .replace(' ', '0').toCharArray();
 
        lightSegment(bits[0] == '1', " _ \n", "   \n");
        lightSegment(bits[5] == '1', "|", " ");
        lightSegment(bits[6] == '1', "_", " ");
        lightSegment(bits[1] == '1', "|\n", " \n");
        lightSegment(bits[4] == '1', "|", " ");
        lightSegment(bits[3] == '1', "_", " ");
        lightSegment(bits[2] == '1', "|\n", " \n");
    }
 
    private static void lightSegment(boolean on, String onValue, String offValue) {
        System.out.print(on ? onValue : offValue);
        try {
            Thread.sleep(0);
        }
        catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
    private static int encode(int digit) {
       return encodings.containsKey(digit) ? encodings.get(digit) : 0x00;
    }
   public static void main(String[] args) throws Exception {
           Scanner inr = new Scanner(System.in);
          int n = inr.nextInt();
           printDigit(n);       
    }
}
You may submit any number of times before the due date. The final submission will be considered for grading.
This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.
   


 
 
Public Test CasesInputExpected OutputActual OutputStatus
Test Case 1
5
_ \n
|_ \n
 _|
 _ \n
|_ \n
 _|\n

Passed after ignoring Presentation Error
Test Case 2
4
|_|\n
  |
   \n
|_|\n
  |\n

Passed after ignoring Presentation Error




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