Merge branch 'main' of https://git.kska.io/sppu-se-comp-codes/DSL

README.md

@@ -1,3 +1,29 @@
 # DSL
 
 Explore our Data Structure Lab repo: codes, lab manuals, write-ups. Ace your assignments with practical examples and clear guidance.
+
+---
+
+In this repository, you'll find codes for Data Structure Lab.
+
+##Index
+
+###Codes
+
+1. [DSL - Assignment 1 (Cricket, Badminton, Football)](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/assignment-1.py)
+2. [DSL - Assignment 2 (Marks)](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/assignment-2.py)
+3. DSL - Assignment 5 (String) - _PENDING_
+4. DSL - Assignment 11 (Linear, Sentinel, Binary, Fibonnaci Search) - _PENDING_
+5. [DSL - Assignment 14 (Selection, Bubble Sorting)](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/assignment-14.py)
+
+### Lab Manuals
+
+1. [Assignment 1 - Cricket, Badminton, Football](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/lab-manuals/Lab%20Assignment%20A_01.pdf)
+2. [Assignment 2 - Marks](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/lab-manuals/Lab%20Assignment%20A_02.pdf)
+3. [Assignment 5 - String](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/lab-manuals/Lab%20Assignment%20A_05.pdf)
+4. [Assignment 11 - Linear, Sentinel, Binary, Fibonnaci Search](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/lab-manuals/Lab%20Assignment%20B_11.pdf)
+5. [Assignment 14 - Selection, Bubble Sorting](https://git.kska.io/sppu-se-comp-codes/DSL/src/branch/main/lab-manuals/Lab%20Assignment%20B_14.pdf)
+
+---
+
+Maintained by [notkshitij](https://git.kska.io/notkshitij) and [TanmaySpamzzz](https://git.kska.io/TanmaySpamzzz)

assignment-1.py

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+# DSL Assignment - 1
+
+# List of players
+
+cricket_players=[]
+badminton_players=[]
+football_players=[]
+
+# Input values
+
+## List for cricket players
+def cricket_in():
+	total=int(input("Total number of students playing cricket: \t"))
+	for i in range(total):
+		players=int(input("Enter roll number: \t"))
+		cricket_players.append(players)
+	print("Roll numbers of", total, "students playing cricket: \t", cricket_players)
+cricket_in()
+
+## List for badminton players
+def badminton_in():
+	total=int(input("Total number of students playing badminton: \t"))
+	for i in range(total):
+		players=int(input("Enter roll number: \t"))
+		badminton_players.append(players)
+	print("Roll numbers of", total, "students playing badminton: \t", badminton_players)
+badminton_in()
+
+## List for football players
+def football_in():
+	total=int(input("Total number of students playing football: \t"))
+	for i in range(total):
+		players=int(input("Enter roll number: \t"))
+		football_players.append(players)
+	print("Roll numbers of", total, "students playing football: \t", football_players)
+football_in()
+
+# List of students playing cricket+badminton
+
+cricket_and_badminton=[]
+
+def  cricket_and_badminton_fn():
+	for i in cricket_players:
+		if i in badminton_players:
+			cricket_and_badminton.append(i)
+	print("Roll numbers of students playing cricket and badminton are: \t", cricket_and_badminton)
+
+# List of students playing either cricket or badminton but not both
+
+cricket_or_badminton=[]
+
+def cricket_or_badminton_fn():
+	for i in cricket_players:
+		if i not in badminton_players:
+			cricket_or_badminton.append(i)
+	for i in badminton_players:
+		if i not in cricket_players:
+			cricket_or_badminton.append(i)
+	print("Roll numbers of students playing either cricket or badminton are: \t", cricket_or_badminton)
+
+# Number of students playing neither cricket nor badminton
+
+football_only=[]
+football_only_1=[]
+
+def football_only_fn():
+	for i in cricket_players:
+			football_only.append(i)
+	for i in badminton_players:
+		if i not in cricket_players:
+			football_only.append(i)
+	for i in football_players:
+		if i not in football_only:
+			football_only_1.append(i)
+	print("Number of students playing neither cricket nor badminton: \t", len(football_only_1), "\n Roll numbers are:\t", football_only_1)
+
+# Number of students playing cricket and football but not badminton
+
+not_badminton=[]
+
+def not_badminton_fn():
+	for i in badminton_players:
+		if i not in cricket_players:
+			not_badminton.append(i)
+	for i in badminton_players:
+		if i not in football_players:
+			not_badminton.append(i)
+	print("Number of students playing cricket and football but not badminton: \t", len(not_badminton), "\n Roll numbers are:\t", not_badminton)
+
+# Choosing an option
+def choose_optn():
+    while True:
+        print("Choose an operation to perform:")
+        print("1. List of students playing cricket and badminton both")
+        print("2. List of students playing either cricket or badminton")
+        print("3. List of students playing neither cricket nor badminton")
+        print("4. List of students playing cricket and football but not badminton")
+        print("5. Exit")
+        optn=int(input("Enter option number (1-5): \t"))
+        if optn==1:
+            cricket_and_badminton_fn()
+        if optn==2:
+            cricket_or_badminton_fn()
+        if optn==3:
+            football_only_fn()
+        if optn==4:
+            not_badminton_fn()
+        if optn==5:
+            print("## DESIGNED AND ENGINEERED BY KSHITIJ\n## END OF CODE")
+            quit()
+        else:
+            print("\nPlease choose a valid option.\n")
+            choose_optn()
+choose_optn()
+
+## END OF CODE
+

assignment-14.py

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+# Sorting (Selection+Bubble) and Top 5
+
+marks=[]
+
+# Function to enter marks of students
+def input_marks():
+	students=int(input("Enter the number of students:\t"))
+	for i in range(students):
+		marks_in=float(input("Enter the marks (out of 50):\t"))
+		marks.append(marks_in)
+	print("\nThe marks you've entered for ", students, "students are: ", marks, "\n")
+
+# Function for selection sort
+def selection():
+    for i in range(len(marks)):
+        min_index=i
+        for j in range(i+1, len(marks)):
+            if marks[j] < marks[min_index]:
+                min_index=j
+        marks[i], marks[min_index] = marks[min_index], marks[i]
+    print("Marks sorted in ascending order using selection sort:\t", marks)
+	
+def bubble():
+    for i in range(len(marks)):
+        for j in range(0, len(marks)-i-1):
+            if marks[j]>marks[j+1]:
+                marks[j], marks[j+1] = marks[j+1], marks[j]
+    print("Marks sorted in ascending order using bubble sort:\t", marks)
+
+def top5():
+    for i in range(len(marks)):
+        for j in range(0, len(marks)-i-1):
+            if marks[j]>marks[j+1]:
+                marks[j], marks[j+1] = marks[j+1], marks[j]
+    print("Top 5 marks using bubble sorting:\t", marks[::-1])
+
+
+def choose_optn():
+	while True:
+		print("Choose an option from the menu below:")
+		print("1 -> Input marks")
+		print("2 -> Selection Sorting")
+		print("3 -> Bubble Sorting")
+		print("4 -> Display top 5")
+		print("5 -> Exit")
+		optn=int(input("Choose an option (1-5):\t"))
+		
+		if optn==1:
+			input_marks()
+		elif optn==2:
+			selection()
+		elif optn==3:
+			bubble()
+		elif optn==4:
+			top5()
+		elif optn==5:
+		    print("## DESIGNED AND ENGINEERED BY KSHITIJ\n## END OF CODE")
+			quit()
+		else:
+			print("\nPlease choose a valid option (1-5).\n")
+			choose_optn()
+choose_optn()

assignment-2.py

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+# DSL - Assignment 2
+
+students=[]
+marks=[]
+total_students_in=int(input("Total number of students are: \t"))
+
+# Entering marks
+def total_students_fn():
+	for i in range(total_students_in):
+		marks_in=int(input("Enter marks for DSA subject for each student (out of 50) (enter -1 for absent students): \t"))
+		marks.append(marks_in)
+	print("Marks of", total_students_in, "students in DSA subject are:", marks)
+
+total_students_fn()
+
+# Option 1 = Average
+def average_marks():
+	for i in marks:
+		if i<0:
+			break
+		else:
+			average_calc=sum(marks)/total_students_in
+	print("Average score of", total_students_in, "is: \t", average_calc)
+
+# Option 2 = Highest and lowest
+def high_low():
+   mini=marks[0]
+   maxi=marks[0]
+   for i in range (len(marks)):
+      if (maxi<marks[i] and marks[i]>-1):
+         maxi=marks[i]
+   for j in range (len(marks)):
+      if (mini>marks[j] and marks[j]>-1):
+         mini=marks[j]
+   print("Highest marks are: \t", maxi)
+   print("Lowest marks are: \t", mini)
+   
+# Option 3 = Absent
+def absent():
+	absent_count=0
+	for i in marks:
+		if i==-1:
+			absent_count+=1	
+	print("Total number of absent students out of", total_students_in, "are: \t", absent_count)
+
+# Option 4 = Highest freq
+def high_freq():
+   freq_count=0
+   for i in range(len(marks)):
+      if (i>=0):
+         count=0
+         for j in range(len(marks)):
+            if (marks[i]==marks[j]):
+               count+=1
+               if (freq_count<count):
+                  freq_count=count
+      else:
+         break
+   print("Highest frequency is: \t", freq_count)
+
+# Choosing an option
+def choose_optn():
+   while True:
+      print("Choose an operation to perform:")
+      print("1. Average score of all students")
+      print("2. Highest and lowest score out of all students")
+      print("3. Count of students absent for test")
+      print("4. Display marks with highest frequency")
+      print("5. Exit")
+      optn=int(input("Enter option number (1-5): \t"))
+      if optn==1:
+         average_marks()
+         print("Designed and Engineered by Kshitij")
+      elif optn==2:
+         high_low()
+         print("Designed and Engineered by Kshitij")
+      elif optn==3:
+         absent()
+         print("Designed and Engineered by Kshitij")
+      elif optn==4:
+         high_freq()
+         print("Designed and Engineered by Kshitij")
+      elif optn==5:
+         print("## Designed and Engineered by Kshitij\n## END OF CODE.")
+         quit()
+      else:
+         print("\n Invalid option selected. Please choose from range 1 to 5. \n")
+         choose_optn()
+
+choose_optn()
+
+## END OF CODE