This document provides a lab manual for the course GE3171 - Problem Solving and Python Programming Laboratory (REG-2021). It contains details of various programming exercises to be completed as part of the course curriculum. The exercises cover topics like:
1. Developing flow charts and Python programs for real-life problems like electricity billing, retail shop billing, etc.
2. Python programming using simple statements, expressions, and calculations.
3. Scientific problems using conditionals and iterative loops to generate number series and patterns.
4. Implementing applications using lists, tuples to represent library items, car components, construction materials.
5. Implementing applications using sets and dictionaries for language analysis and car
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GE3171 - PROBLEM SOLVING AND PYTHON PROGRAMMING LAB MANUAL
1. GE3171 - PROBLEM SOLVING
AND
PYTHON PROGRAMMING
LABORATORY
(REG-2021)
LAB MANUEL
Compiled By:
Ramprakash.S
Teaching Faculty / CSE
University College of Engineering Thirukkuvalai
Nagapattinam -610204, Tamilnadu
2. 1.Identification and solving of simple real life or scientific or technical problems, and
developing flow charts for the same.
a) Electricity Billing
Aim: Develop a flow chart and write the program for Electricity billing
Procedure:
From Unit To Unit Rate (Rs.) Prices
From Unit To Unit Rate (Rs.) Max.Unit
1 100 0 100
101 200 2 200
201 500 3 500-
- 101 -200 3.5 >500
201-500 4.6 >500
>500 606 >500
Flow Chart :
5. 1d) To compute Electrical Current in Three Phase AC Circuit
Flow Chart :
Result :
6. 2.a) Python programming using simple statements and expressions -exchange the values
of two variables)
Aim:
Write a python program to exchange the values of two variables
Procedure:
Code:
>>> a=10
>>> b=20
>>> a,b=b,a
>>>print(a)
>>>print(b)
output:
Result:
7. 2b) Python programming using simple statements and expressions - circulate the values
of n variables)
Aim:
Write a python program to circulate the values of n variables
Procedure:
Code:
>>>list=[10,20,30,40,50]
>>>n=2
>>> print(list[n:]+list[:n])
output:
Result:
8. 2 C) Python programming using simple statements and expressions ( Calculate the
distance between two points)
Aim:
Write a python program to calculate the distance between two numbers
Procedure:
Program:
import math
x1=int(input(“enter the value of x1”)
x2=int(input(“enter the value of x2”)
y1=int(input(“enter the value of y1”)
y2=int(input(“enter the value of y2”)
dx=x2-x1
dy=y2-y1
d= dx**2+d**2
result=math.sqrt(d)
print(result)
Output:
Result:
9. 3 a) Scientific problems using Conditionals and Iterative loops.- Number series
Aim:
Write a Python program with conditional and iterative statements for
Number Series.
Procedure:
Program:
n=int(input("Enter a number: "))
a=[]
for i in range(1,n+1):
print(i,sep=" ",end=" ")
if(i<n):
print("+",sep=" ",end=" ")
a.append(i)
print("=",sum(a))
print()
output:
Result:
10. 3 b) Scientific problems using Conditionals and Iterative loops. -Number Patterns
Aim:
Write a Python program with conditional and iterative statements for
Number Pattern.
Procedure:
Program:
rows = 6
rows = int(input('Enter the number of rows'))
for i in range(rows):
for j in range(i):
print(i, end=' ')
print('')
output:
Result:
11. 3 c) Scientific problems using Conditionals and Iterative loops. -Pyramid Patterns
Aim:
Write a Python program with conditional and iterative statements for
Pyramid Pattern.
Procedure:
Program:
def pypart(n):
for i in range(0, n):
for j in range(0, i+1):
print("* ",end="")
print("r")
n = 5
pypart(n)
output:
Result:
12. 4 a) Implementing real-time/technical applications using Lists, Tuples -Items present in a
library)
Aim :
Write a python program to implement items present in a library
Procedure:
Code:
library=["books", "author", "barcodenumber" , "price"]
library[0]="ramayanam"
print(library[0])
library[1]="valmiki"
library[2]=123987
library[3]=234
print(library)
Tuple:
tup1 = (12134,250000 )
tup2 = ('books', 'totalprice')
# tup1[0] = 100 ------- Not assigned in tuple
# So let's create a new tuple as follows
tup3 = tup1 + tup2;
print(tup3)
Output:
Result
:
13. 4 b) Implementing real-time/technical applications using Lists, Tuples -Components of a
car
Aim:
Write a python program to implement components of a car
Procedure:
Code:
cars = ["Nissan", "Mercedes Benz", "Ferrari", "Maserati", "Jeep", "Maruti Suzuki"]
new_list = []
for i in cars:
if "M" in i:
new_list.append(i)
print(new_list)
Tuple:
cars=("Ferrari", "BMW", "Audi", "Jaguar")
print(cars)
print(cars[0])
print(cars[1])
print(cars[3])
print(cars[3])
print(cars[4])
output:
Result:
14. 4 C) Implementing real-time/technical applications using Lists, Tuples - Materials required
for construction of a building.
Aim:
Write a python program to implement materials required for construction of
building
Procedure:
Code:
materialsforconstruction = ["cementbags", "bricks", "sand", "Steelbars", "Paint"]
materialsforconstruction.append(“ Tiles”)
materialsforconstruction.insert(3,"Aggregates")
materialsforconstruction.remove("sand")
materialsforconstruction[5]="electrical"
print(materialsforconstruction)
Tuple:
materialsforconstruction = ("cementbags", "bricks", "sand", "Steelbars", "Paint")
print(materialsforconstruction)
del(materialsforconstruction)
print (After deleting materialsforconstruction)
print(materialsforconstruction)
print (“materialsforconstruction[0]:”, materialsforconstruction [0])
print (“materialsforconstruction [1:5]: ", materialsforconstruction [1:5])
output:
Result:
15. 5a) Implementing real-time/technical applications using Sets, Dictionaries. - Language
Aim:
Write a python program to implement language system using Sets and Dictionaries
Procedure:
Code:
import re
ulysses_txt = open("books/james_joyce_ulysses.txt").read().lower()
words = re.findall(r"b[w-]+b", ulysses_txt)
print("The novel ulysses contains " + str(len(words)))
for word in ["the", "while", "good", "bad", "ireland", "irish"]:
print("The word '" + word + "' occurs " +
str(words.count(word)) + " times in the novel!" )
diff_words = set(words)
print("'Ulysses' contains " + str(len(diff_words)) + " different words!")
output:
Result:
Ref: https://python-course.eu/python-tutorial/sets-examples.php
16. 5b) Implementing real-time/technical applications using Sets, Dictionaries. – Components
of an automobile
Aim:
Write a python program to implement Components of an automobile using Sets and
Dictionaries
Procedure:
Code:
cars = {'BMW', 'Honda', 'Audi', 'Mercedes', 'Honda', 'Toyota', 'Ferrari', 'Tesla'}
print('Approach #1= ', cars)
print('==========')
print('Approach #2')
for car in cars:
print('Car name = {}'.format(car))
print('==========')
cars.add('Tata')
print('New cars set = {}'.format(cars))
cars.discard('Mercedes')
print('discard() method = {}'.format(cars))
output:
Result:
https://www.javacodegeeks.com/sets-in-python.html
17. 6a. Implementing programs using Functions – Factorial
Aim:
Write a python program to implement Factorial program using functions
Procedure:
Code:
def factorial(n):
if n == 0:
return 1
else:
return n * factorial(n-1)
n=int(input("Input a number to compute the factiorial : "))
print(factorial(n))
output:
Result:
18. 6b. Implementing programs using Functions – largest number in a list
Aim:
Write a python program to implement largest number in a list using functions
Procedure:
Code:
def myMax(list1):
max = list1[0]
for x in list1:
if x > max :
max = x
return max
list1 = [10, 20, 4, 45, 99]
print("Largest element is:", myMax(list1))
Output:
Result:
19. 6c. Implementing programs using Functions – area of shape
Aim:
Write a python program to implement area of shape using functions
Procedure:
Code:
def calculate_area(name):
name = name.lower()
if name == "rectangle":
l = int(input("Enter rectangle's length: "))
b = int(input("Enter rectangle's breadth: "))
rect_area = l * b
print(f"The area of rectangle is
{rect_area}.")
elif name == "square":
s = int(input("Enter square's side length: "))
sqt_area = s * s
print(f"The area of square is
{sqt_area}.")
elif name == "triangle":
h = int(input("Enter triangle's height length: "))
b = int(input("Enter triangle's breadth length: "))
tri_area = 0.5 * b * h
print(f"The area of triangle is
{tri_area}.")
elif name == "circle":
r = int(input("Enter circle's radius length: "))
pi = 3.14
circ_area = pi * r * r
print(f"The area of triangle is
{circ_area}.")
elif name == 'parallelogram':
b = int(input("Enter parallelogram's base length: "))
h = int(input("Enter parallelogram's height length: "))
20. # calculate area of parallelogram
para_area = b * h
print(f"The area of parallelogram is
{para_area}.")
else:
print("Sorry! This shape is not available")
if __name__ == "__main__" :
print("Calculate Shape Area")
shape_name = input("Enter the name of shape whose area you want to find: ")
calculate_area(shape_name)
Output:
Result:
21. 7 a. Implementing programs using Strings –Reverse
Aim:
Write a python program to implement reverse of a string using string functions
Procedure:
Code:
def reverse(string):
string = string[::-1]
return string
s = "Firstyearece"
print ("The original string is : ",end="")
print (s)
print ("The reversed string(using extended slice syntax) is : ",end="")
print (reverse(s))
output:
Result:
22. 7 b. Implementing programs using Strings -palindrome
Aim:
Write a python program to implement palindrome using string functions
Procedure:
Code:
string=input(("Enter a string:"))
if(string==string[::-1]):
print("The string is a palindrome")
else:
print("Not a palindrome")
output:
Result:
23. 7 c. Implementing programs using Strings - character count
Aim:
Write a python program to implement Characters count using string functions
Procedure:
Code:
test_str = "Countthethesisthirdtime"
count = 0
for i in test_str:
if i == 't':
count = count + 1
print ("Count of e in Countthethesisthirdtim is : " + str(count))
output:
Result:
24. 7.d) Implementing programs using Strings – Replacing Characters
Aim:
Write a python program to implement Replacing Characetrs using string functions
Procedure:
Code:
string = "geeks for geeks geeks geeks geeks"
print(string.replace("e", "a"))
print(string.replace("ek", "a", 3))
output:
Result:
25. 8.a) Implementing programs using written modules and Python Standard Libraries –pandas
Aim:
Write a python program to implement pandas modules.Pandas are denote
python datastructures.
Procedure:
Code:
In command prompt install this package
pip install pandas
import pandas as pd
df = pd.DataFrame(
{
"Name": [ "Braund, Mr. Owen Harris",
"Allen, Mr. William Henry",
"Bonnell, Miss. Elizabeth",],
"Age": [22, 35, 58],
"Sex": ["male", "male", "female"],
}
)
print(df)
print(df[“Age”])
ages = pd.Series([22, 35, 58], name="Age")
print(ages)
df["Age"].max()
print(ages.max())
print(df.describe())
output:
Result:
26. 8.b) Implementing programs using written modules and Python Standard Libraries – numpy
Aim:
Write a python program to implement numpy module in python .Numerical
python are mathematical calculations are solved here.
Procedure:
Code: In command prompt install this package
pip install numpy
import numpy as np
a = np.arange(6)
a2 = a[np.newaxis, :]
a2.shape
output:
Array Creation and functions:
a = np.array([1, 2, 3, 4, 5, 6])
a = np.array([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]])
print(a[0])
print(a[1])
np.zeros(2)
np.ones(2)
np.arange(4)
np.arange(2, 9, 2)
np.linspace(0, 10, num=5)
x = np.ones(2, dtype=np.int64)
print(x)
arr = np.array([2, 1, 5, 3, 7, 4, 6, 8])
np.sort(arr)
28. 8.c) Implementing programs using written modules and Python Standard Libraries –matplotlib
Aim:
Write a python program to implement matplotolib module in python. .Matplotlib
python are used to show the visualization entites in python.
Procedure:
Code: In command prompt install this package
pip install matplotlib
import matplotlib.pyplot as plt
import numpy as np
plt.style.use('_mpl-gallery')
x = np.linspace(0, 10, 100)
y = 4 + 2 * np.sin(2 * x)
fig, ax = plt.subplots()
ax.plot(x, y, linewidth=2.0)
ax.set(xlim=(0, 8), xticks=np.arange(1, 8),
ylim=(0, 8), yticks=np.arange(1, 8))
plt.show()
output:
30. 8.d) Implementing programs using written modules and Python Standard Libraries – scipy
Aim:
Write a python program to implement scipy module in python. .Scipy python
are used to solve the scientific calculations.
Procedure:
Code: In command prompt install this package
pip install scipy
1-D discrete Fourier transforms¶
from scipy.fft import fft, ifft
x = np.array([1.0, 2.0, 1.0, -1.0, 1.5])
y = fft(x)
y
array([ 4.5 +0.j , 2.08155948-1.65109876j,
-1.83155948+1.60822041j, -1.83155948-1.60822041j,
2.08155948+1.65109876j])
yinv = ifft(y)
>>> yinv
Output:
31. from scipy.fft import fft, fftfreq
>>> # Number of sample points
>>> N = 600
>>> # sample spacing
>>> T = 1.0 / 800.0
>>> x = np.linspace(0.0, N*T, N, endpoint=False)
>>> y = np.sin(50.0 * 2.0*np.pi*x) + 0.5*np.sin(80.0 * 2.0*np.pi*x)
>>> yf = fft(y)
>>> xf = fftfreq(N, T)[:N//2]
>>> import matplotlib.pyplot as plt
>>> plt.plot(xf, 2.0/N * np.abs(yf[0:N//2]))
>>> plt.grid()
>>> plt.show()
Output:
Result:
32. 9.a) Implementing real-time/technical applications using File handling - copy from one file
to another.
Aim:
Write a python program to implement File Copying
Procedure:
Code:
import shutil
original = r'original path where the file is currently storedfile name.file extension'
target = r'target path where the file will be copiedfile name.file extension'
shutil.copyfile(original, target)
Steps to follow:
Step 1: Capture the original path
To begin, capture the path where your file is currently stored.
For example, I stored a CSV file in a folder called Test_1:
C:UsersRonDesktopTest_1products.csv
Where the CSV file name is „products„ and the file extension is csv.
33. Step 2: Capture the target path
Next, capture the target path where you‟d like to copy the file.
In my case, the file will be copied into a folder called Test_2:
C:UsersRonDesktopTest_2products.csv
Step 3: Copy the file in Python using shutil.copyfile
import shutil
original = r'C:UsersRonDesktopTest_1products.csv'
target = r'C:UsersRonDesktopTest_2products.csv'
shutil.copyfile(original, target)
35. 9.b ) Implementing real-time/technical applications using File handling word count
Aim:
Write a python program to implement word count in File operations in python
Procedure:
Code:
Create file ece.txt with the following input
Welcome to python examples. Here, you will find python programs for all
general use cases.
file = open("C:ece.txt", "rt")
data = file.read()
words = data.split()
print('Number of words in text file :', len(words))
output:
Result:
36. 9.c ) Implementing real-time/technical applications using File handling - Longest word
Aim:
Write a python program to implement longest word in File operations
Procedure:
Code:
Create a file test.txt and give the longest word
(e.x) hi I have pendrive
def longest_word(filename):
with open(filename, 'r') as infile:
words = infile.read().split()
max_len = len(max(words, key=len))
return [word for word in words if len(word) == max_len]
print(longest_word('test.txt'))
output:
Result:
37. 10. a. Implementing real-time/technical applications using Exception handling.- divide by
zero error.
Aim:
Write a exception handling program using python to depict the divide by zero
error.
Procedure:
Code:
(i) marks = 10000
a = marks / 0
print(a)
(ii) program
a=int(input("Entre a="))
b=int(input("Entre b="))
try:
c = ((a+b) / (a-b))
#Raising Error
if a==b:
raise ZeroDivisionError
#Handling of error
except ZeroDivisionError:
print ("a/b result in 0")
else:
print (c)
output:
Result:
38. 10. C. Implementing real-time/technical applications using Exception handling.- Check
voters eligibility
Aim:
Write a exception handling program using python to depict the voters eligibility
Procedure:
Code:
try:
#this program check voting eligibility
def main():
try:
age=int(input("Enter your age"))
if age>18:
print("Eligible to vote")
else:
print("Not eligible to vote")
except:
print("age must be a valid number")
main()
output:
Result:
39. 11. Exploring Pygame tool.
Aim:
Write a python program to implement pygame
Procedure:
Code:
To install Pygame in command prompt
Pip install pygame
import pygame
from pygame.locals import *
class Square(pygame.sprite.Sprite):
def __init__(self):
super(Square, self).__init__()
self.surf = pygame.Surface((25, 25))
self.surf.fill((0, 200, 255))
self.rect = self.surf.get_rect()
pygame.init()
screen = pygame.display.set_mode((800, 600))
square1 = Square()
square2 = Square()
square3 = Square()
square4 = Square()
gameOn = True
while gameOn:
for event in pygame.event.get():
PIP install pygame
41. 12.a ) Developing a game activity using Pygame like bouncing ball.
Aim:
Write a python program to implement bouncing balls using pygame tool
Procedure:
Code:
import sys, pygame
pygame.init()
size = width, height = 800, 400
speed = [1, 1]
background = 255, 255, 255
screen = pygame.display.set_mode(size)
pygame.display.set_caption("Bouncing ball")
ball = pygame.image.load("ball.png")
ballrect = ball.get_rect()
while 1:
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
ballrect = ballrect.move(speed)
if ballrect.left < 0 or ballrect.right > width:
speed[0] = -speed[0]
42. if ballrect.top < 0 or ballrect.bottom > height:
speed[1] = -speed[1]
screen.fill(background)
screen.blit(ball, ballrect)
pygame.display.flip()
output:
Result:
43. 12.b ) Developing a game activity using Pygame like Car race
Aim:
Write a python program to implement car race using pygame tool
Procedure:
Code:
import pygame, random, sys ,os,time
from pygame.locals import *
WINDOWWIDTH = 800
WINDOWHEIGHT = 600
TEXTCOLOR = (255, 255, 255)
BACKGROUNDCOLOR = (0, 0, 0)
FPS = 40
BADDIEMINSIZE = 10
BADDIEMAXSIZE = 40
BADDIEMINSPEED = 8
BADDIEMAXSPEED = 8
ADDNEWBADDIERATE = 6
PLAYERMOVERATE = 5
count=3
def terminate():
pygame.quit()
sys.exit()
def waitForPlayerToPressKey():
while True:
for event in pygame.event.get():
if event.type == QUIT:
terminate()
if event.type == KEYDOWN:
if event.key == K_ESCAPE: #escape quits
terminate()
return
44. def playerHasHitBaddie(playerRect, baddies):
for b in baddies:
if playerRect.colliderect(b['rect']):
return True
return False
def drawText(text, font, surface, x, y):
textobj = font.render(text, 1, TEXTCOLOR)
textrect = textobj.get_rect()
textrect.topleft = (x, y)
surface.blit(textobj, textrect)
# set up pygame, the window, and the mouse cursor
pygame.init()
mainClock = pygame.time.Clock()
windowSurface = pygame.display.set_mode((WINDOWWIDTH, WINDOWHEIGHT))
pygame.display.set_caption('car race')
pygame.mouse.set_visible(False)
# fonts
font = pygame.font.SysFont(None, 30)
# sounds
gameOverSound = pygame.mixer.Sound('music/crash.wav')
pygame.mixer.music.load('music/car.wav')
laugh = pygame.mixer.Sound('music/laugh.wav')
# images
playerImage = pygame.image.load('image/car1.png')
car3 = pygame.image.load('image/car3.png')
car4 = pygame.image.load('image/car4.png')
playerRect = playerImage.get_rect()
baddieImage = pygame.image.load('image/car2.png')
sample = [car3,car4,baddieImage]
wallLeft = pygame.image.load('image/left.png')
wallRight = pygame.image.load('image/right.png')
# "Start" screen
drawText('Press any key to start the game.', font, windowSurface, (WINDOWWIDTH / 3) -
30, (WINDOWHEIGHT / 3))
drawText('And Enjoy', font, windowSurface, (WINDOWWIDTH / 3), (WINDOWHEIGHT /
3)+30)
pygame.display.update()
waitForPlayerToPressKey()
zero=0
if not os.path.exists("data/save.dat"):
f=open("data/save.dat",'w')
f.write(str(zero))
f.close()
v=open("data/save.dat",'r')
45. topScore = int(v.readline())
v.close()
while (count>0):
# start of the game
baddies = []
score = 0
playerRect.topleft = (WINDOWWIDTH / 2, WINDOWHEIGHT - 50)
moveLeft = moveRight = moveUp = moveDown = False
reverseCheat = slowCheat = False
baddieAddCounter = 0
pygame.mixer.music.play(-1, 0.0)
while True: # the game loop
score += 1 # increase score
for event in pygame.event.get():
if event.type == QUIT:
terminate()
if event.type == KEYDOWN:
if event.key == ord('z'):
reverseCheat = True
if event.key == ord('x'):
slowCheat = True
if event.key == K_LEFT or event.key == ord('a'):
moveRight = False
moveLeft = True
if event.key == K_RIGHT or event.key == ord('d'):
moveLeft = False
moveRight = True
if event.key == K_UP or event.key == ord('w'):
moveDown = False
moveUp = True
if event.key == K_DOWN or event.key == ord('s'):
moveUp = False
moveDown = True
if event.type == KEYUP:
if event.key == ord('z'):
reverseCheat = False
score = 0
if event.key == ord('x'):
slowCheat = False
score = 0
if event.key == K_ESCAPE:
terminate()
if event.key == K_LEFT or event.key == ord('a'):
moveLeft = False
if event.key == K_RIGHT or event.key == ord('d'):
46. moveRight = False
if event.key == K_UP or event.key == ord('w'):
moveUp = False
if event.key == K_DOWN or event.key == ord('s'):
moveDown = False
# Add new baddies at the top of the screen
if not reverseCheat and not slowCheat:
baddieAddCounter += 1
if baddieAddCounter == ADDNEWBADDIERATE:
baddieAddCounter = 0
baddieSize =30
newBaddie = {'rect': pygame.Rect(random.randint(140, 485), 0 - baddieSize, 23,
47),
'speed': random.randint(BADDIEMINSPEED, BADDIEMAXSPEED),
'surface':pygame.transform.scale(random.choice(sample), (23, 47)),
}
baddies.append(newBaddie)
sideLeft= {'rect': pygame.Rect(0,0,126,600),
'speed': random.randint(BADDIEMINSPEED, BADDIEMAXSPEED),
'surface':pygame.transform.scale(wallLeft, (126, 599)),
}
baddies.append(sideLeft)
sideRight= {'rect': pygame.Rect(497,0,303,600),
'speed': random.randint(BADDIEMINSPEED, BADDIEMAXSPEED),
'surface':pygame.transform.scale(wallRight, (303, 599)),
}
baddies.append(sideRight)
# Move the player around.
if moveLeft and playerRect.left > 0:
playerRect.move_ip(-1 * PLAYERMOVERATE, 0)
if moveRight and playerRect.right < WINDOWWIDTH:
playerRect.move_ip(PLAYERMOVERATE, 0)
if moveUp and playerRect.top > 0:
playerRect.move_ip(0, -1 * PLAYERMOVERATE)
if moveDown and playerRect.bottom < WINDOWHEIGHT:
playerRect.move_ip(0, PLAYERMOVERATE)
for b in baddies:
if not reverseCheat and not slowCheat:
b['rect'].move_ip(0, b['speed'])
elif reverseCheat:
b['rect'].move_ip(0, -5)
elif slowCheat:
b['rect'].move_ip(0, 1)
47. for b in baddies[:]:
if b['rect'].top > WINDOWHEIGHT:
baddies.remove(b)
# Draw the game world on the window.
windowSurface.fill(BACKGROUNDCOLOR)
# Draw the score and top score.
drawText('Score: %s' % (score), font, windowSurface, 128, 0)
drawText('Top Score: %s' % (topScore), font, windowSurface,128, 20)
drawText('Rest Life: %s' % (count), font, windowSurface,128, 40)
windowSurface.blit(playerImage, playerRect)
for b in baddies:
windowSurface.blit(b['surface'], b['rect'])
pygame.display.update()
# Check if any of the car have hit the player.
if playerHasHitBaddie(playerRect, baddies):
if score > topScore:
g=open("data/save.dat",'w')
g.write(str(score))
g.close()
topScore = score
break
mainClock.tick(FPS)
# "Game Over" screen.
pygame.mixer.music.stop()
count=count-1
gameOverSound.play()
time.sleep(1)
if (count==0):
laugh.play()
drawText('Game over', font, windowSurface, (WINDOWWIDTH / 3), (WINDOWHEIGHT
/ 3))
drawText('Press any key to play again.', font, windowSurface, (WINDOWWIDTH / 3) -
80, (WINDOWHEIGHT / 3) + 30)
pygame.display.update()
time.sleep(2)
waitForPlayerToPressKey()
count=3
gameOverSound.stop()
Output:
Result: