Best python program

1
Python Program

• This presentation has lots of python program
  which ask in O Level, A Level, BCA, MCA. B.Tech
  etc which are following python program

2
Python program to calculate the factorial of a
number

• Program
• def fact(n)
• if n 0
• return 1
• else
• return n fact(n-1)
• nint(input("Enter a number for compute the
  factorial "))
• print(fact(n))
• Output
• Enter a number for compute the factorial 4
• 24

3
Python Program to add two numbers

• num1 int (input(" Please Enter the First
  Number ")) num2 int (input(" Please Enter the
  second number ")) sum num1num2 print('The sum
  of 0 and 1 is 2'.format(num1, num2, sum))
• Output
• Please Enter the First Number 3 Please Enter the
  second number 5 The sum of 3 and 5 is 8

4
Python Program to add three numbers

• a int (input(" Please Enter the First Number
  ")) b int (input(" Please Enter the second
  number "))
• c int (input(" Please Enter the third number
  ")) sum abc print('The sum of three numbers
  is ",sum)
• Output
• Please Enter the First Number 3 Please Enter the
  second number 5
• Please Enter the third number 2 The sum of three
  numbers is 10

5
There are two method for finding roots of
quadratic equation

• import cmath
• a float (input("Enter the value of a ")) b
  float (input("Enter the value of b ")) c
  float (input("Enter the value of c "))
• dis (b b) - (4 a c)
• r1(-b cmath.sqrt(dis)) / (2 a) r2(-b -
  cmath.sqrt(dis)) / (2 a)
• print(" The square roots of given equation are
  0 and 1".format(r1,r2))
• Output
• Enter the value of a 1.2
• Enter the value of b 2.5
• Enter the value of c 3.5
• The square roots of given equation are
  (-1.04166666666666671.3533651474093098j) and
  (-1.0416666666666667-1.3533651474093098j)

6
Python Program to Check a Number is a Perfect
Number

• n int(input("Enter any number ")) sum0 for i
  in range(1, n) if(n i 0) sum sum i if
  (sum n) print("The number is a Perfect
  number!") else print("The number is not a
  Perfect number!")
• Output
• Enter any number 6 The number is a Perfect
  number!

7
Python program Swap two Number with temporary
variable

• aint(input("Enter The First Number "))
• bint(input("Enter The Second Number "))
• print("Before SWAPPING a",a," b",b)
• ca
• ab
• bc
• print("After SWAPPING a ",a," b ",b)
• Output
• Enter The First Number 45
• Enter The Second Number 78
• Before SWAPPING a 45 b 78
• After SWAPPING a 78 b 45

8
Python program Swap two Number without temporary
variable

• a5
• b15
• print(a, b)
• a, bb, a
• print(a,b)
• Output
• 5 15
• 15 5

9
Python Program to Check number is Palindrome or
Not

• nint(input("Enter number"))
• an
• sum0
• while(ngt0)
• rn10
• sumsum10r
• nn//10
• if(asum)
• print("The number is a palindrome")
• else
• print("The number is not a palindrome")
• Output
• Enter number121 The number is a palindrome!
• To Check number is Palindrome or Not Video by
  Rajesh Sir

10
Python Program to Check Armstrong Number

• n int(input("Enter a number "))
• sum 0
• a n
• while n gt 0
• digit n 10
• sum digit 3
• n // 10
• if a sum
• print("Armstrong number")
• else
• print("Not Armstrong number")
• Output
• Enter a number 153 Armstrong number