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Saturday, April 18, 2020

PYTHON VARIABLE AND OPERATOR

1. BASIC INPUT OUTPUT -  CLICK
2. ADDITION - CLICK
3. BASIC - CLICK

1)

a = 5

print(a)

Output:

5

2)

a = 5

print("A =", a)

Output:

A = 5

3)

a = 5

b = 7

c = a + b



print(c)

Output:

12

4)

a = 5

b = 7

c = a + b



print("sum =", c)

Output:

sum = 12

5) Sum and Average of Two Numbers

a = 5

b = 7



c = a + b

d = c / 2



print("sum =", c)

print("Average =", d)

Output:

sum = 12

Average = 6.0

6) Sum and Average of 3 Numbers

a = 2

b = 4

c = 12



s = a + b + c

av = s / 3



print("sum =", s)

print("average =", av)

Output:

sum = 18

average = 6.0

7) WAP in Python to Do Arithmetic Operations

a = 12

b = 4



sum = a + b

sub = a - b

mul = a * b

div = a / b



print("sum =", sum)

print("sub =", sub)

print("mul =", mul)

print("div =", div)

Output:

sum = 16

sub = 8

mul = 48

div = 3.0

 

 

 

 

8) Division (/) and Floor Division (//)

a = 5

b = 2



c = a / b

d = a // b



print("Division =", c)

print("Floor Division =", d)

Output:

Division = 2.5

Floor Division = 2

9) Exponent Operator (**)

a = 5

b = 2



c = a ** b



print(c)

Output:

25

or

a = 5

b = 2



c = b ** a



print(c)

Output:

32

10) Find First and Last Digit of a Two-Digit Number

n = 37



a = n % 10

b = n // 10



print("Last Digit =", a)

print("First Digit =", b)

Output:

Last Digit = 7

First Digit = 3

11) Sum of Digits of a Two-Digit Number

n = 37



a = n % 10

b = n // 10



sum = a + b



print("Sum of digits =", sum)

Output:

Sum of digits = 10

11) Input Value from User and Display

a = input("Enter a value: ")



print(a)

Output:

Enter a value: 5

5

12) Input Your Name and Surname and Display

name = input("Enter your name: ")

sname = input("Enter your surname: ")



print("Name =", name)

print("Surname =", sname)

Output:

Enter your name: Bijan

Enter your surname: Paul



Name = Bijan

Surname = Paul

13) String Concatenation Using +

a = input("Enter a value: ")

b = input("Enter second value: ")



c = a + b



print(c)

Output:

Enter a value: 3

Enter second value: 5



35

Note: + acts as a Concatenation Operator for strings.

14) Addition of Two Numbers Using User Input

a = int(input("Enter a value: "))

b = int(input("Enter 2nd value: "))



c = a + b



print(c)

Output:

Enter a value: 3

Enter 2nd value: 5



8

15) Sum of Two Float Numbers

a = float(input("Enter 1st float number: "))

b = float(input("Enter 2nd float number: "))



c = a + b



print(c)

Output:

Enter 1st float number: 5.5

Enter 2nd float number: 2.5



8.0

16) Sum and Average of Three Integers

a = int(input("Enter 1st number: "))

b = int(input("Enter 2nd number: "))

c = int(input("Enter 3rd number: "))



sum = a + b + c

avg = sum / 3



print("Sum =", sum)

print("Average =", avg)

Output:

Enter 1st number: 10

Enter 2nd number: 20

Enter 3rd number: 30



Sum = 60

Average = 20.0

17) Centigrade to Fahrenheit

Formula:

F=9C5+32F = \frac{9C}{5} + 32F=59C​+32 

c = float(input("Enter the centigrade value: "))



f = ((9 * c) / 5) + 32



print("Fahrenheit value =", f)

Output:

Enter the centigrade value: 25



Fahrenheit value = 77.0

18) Fahrenheit to Centigrade

Formula:

C=5(F−32)9C = \frac{5(F - 32)}{9}C=95(F−32)​ 

f = float(input("Enter the temperature in °F: "))



c = (5 * (f - 32)) / 9



print("Centigrade value =", c)

Output:

Enter the temperature in °F: 98.6



Centigrade value = 37.0

19) Convert Hours, Minutes and Seconds into Total Seconds

h = int(input("Enter hours: "))

m = int(input("Enter minutes: "))

s = int(input("Enter seconds: "))



time = (h * 60 * 60) + (m * 60) + s



print("Time in seconds =", time)

Output:

Enter hours: 1

Enter minutes: 20

Enter seconds: 30



Time in seconds = 4830

20) Convert Years, Months, Weeks and Days into Total Days

year = int(input("Enter years: "))

month = int(input("Enter months: "))

week = int(input("Enter weeks: "))

day = int(input("Enter days: "))



total_days = (year * 365) + (month * 30) + (week * 7) + day



print("Total days =", total_days)

Output:

Enter years: 1

Enter months: 2

Enter weeks: 1

Enter days: 3



Total days = 435

 

 

 

 1. Addition of Two Numbers

a = int(input("Enter first number: "))
b = int(input("Enter second number: "))

sum = a + b

print("Sum =", sum)

2. Subtraction of Two Numbers

a = int(input("Enter first number: "))
b = int(input("Enter second number: "))

difference = a - b

print("Difference =", difference)

3. Multiplication of Two Numbers

a = int(input("Enter first number: "))
b = int(input("Enter second number: "))

product = a * b

print("Product =", product)

4. Division of Two Numbers

a = float(input("Enter first number: "))
b = float(input("Enter second number: "))

quotient = a / b

print("Quotient =", quotient)

5. Find Remainder

a = int(input("Enter dividend: "))
b = int(input("Enter divisor: "))

remainder = a % b

print("Remainder =", remainder)

6. Calculate Square of a Number

n = int(input("Enter a number: "))

square = n * n

print("Square =", square)

7. Calculate Cube of a Number

n = int(input("Enter a number: "))

cube = n ** 3

print("Cube =", cube)

8. Calculate Area of Rectangle

length = float(input("Enter length: "))
breadth = float(input("Enter breadth: "))

area = length * breadth

print("Area =", area)

9. Calculate Perimeter of Rectangle

length = float(input("Enter length: "))
breadth = float(input("Enter breadth: "))

perimeter = 2 * (length + breadth)

print("Perimeter =", perimeter)

10. Calculate Area of Circle

radius = float(input("Enter radius: "))

area = 3.14 * radius * radius

print("Area =", area)

11. Calculate Circumference of Circle

radius = float(input("Enter radius: "))

circumference = 2 * 3.14 * radius

print("Circumference =", circumference)

12. Calculate Simple Interest

p = float(input("Enter Principal: "))
r = float(input("Enter Rate: "))
t = float(input("Enter Time: "))

si = (p * r * t) / 100

print("Simple Interest =", si)

13. Calculate Average of Three Numbers

a = float(input("Enter first number: "))
b = float(input("Enter second number: "))
c = float(input("Enter third number: "))

average = (a + b + c) / 3

print("Average =", average)

14. Convert Celsius to Fahrenheit

celsius = float(input("Enter temperature in Celsius: "))

fahrenheit = (celsius * 9/5) + 32

print("Fahrenheit =", fahrenheit)

15. Convert Fahrenheit to Celsius

fahrenheit = float(input("Enter temperature in Fahrenheit: "))

celsius = (fahrenheit - 32) * 5/9

print("Celsius =", celsius)

16. Calculate Percentage of Marks

m1 = float(input("Enter marks of Subject 1: "))
m2 = float(input("Enter marks of Subject 2: "))
m3 = float(input("Enter marks of Subject 3: "))
m4 = float(input("Enter marks of Subject 4: "))
m5 = float(input("Enter marks of Subject 5: "))

total = m1 + m2 + m3 + m4 + m5
percentage = total / 5

print("Percentage =", percentage)

17. Calculate Discount Amount

price = float(input("Enter product price: "))
discount = float(input("Enter discount percentage: "))

discount_amount = (price * discount) / 100

print("Discount Amount =", discount_amount)

18. Calculate Final Price After Discount

price = float(input("Enter product price: "))
discount = float(input("Enter discount percentage: "))

final_price = price - (price * discount / 100)

print("Final Price =", final_price)

19. Swap Two Numbers Using Arithmetic Operations

a = int(input("Enter first number: "))
b = int(input("Enter second number: "))

a = a + b
b = a - b
a = a - b

print("After Swapping:")
print("a =", a)
print("b =", b)

20. Calculate Power of a Number

base = int(input("Enter base: "))
exponent = int(input("Enter exponent: "))

result = base ** exponent

print("Result =", result)

 

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