Basic Python practice question

Basic Python Programs (Practice question)

1. Basic of two numbers in the python?

Code:

       def maximum (a, b) :

          if a > = b :

          return b

a = 2

b = 4

print (maximum (a, b))

Output 4

2.Python Program for finding Simple interest 

Code: 

        def simple _ interest (p , t , r)

          print ('The simple (principal is ; p)

          print ('The time period is ; t )

          print ('The rate of interest is  ; r)

          si = (p * t* r)/100

           print ('The simple interest is ; si)

           return si ;

          simple _interest  (8,6,8)

Output 

             The principal is 8

              The time period is 6

              The rate of interest is 8

              The simple interest is 3.84

3. Python Program for finding compound Interest?

Code: 

          def compound_interest (principal , rate , time ),

           Amount = principal*(Row((1+rate/1000),time)

            CI = Amount-Principal 

            Print("compound interest is" , CI)

            Compound _interest (1000 , 1025 , 5)

Output : 

           Compound interest is 6288.946267

4. Python Program to print all prime number in an interval

Code: 

        Start = 11

        end = 25

         for i in range (start , end+1):

               if i >1:

          for j in range (0, i):

               if (i?%j= = 0):

                      break

                  else:

                       print(i)

Output:

               11

               13

               17

               19

               23

5. Python Program for finding area of circle? 

Code:

        def findAera(r):

           PI = 3.142

           return PI*(r*r):

      Print ("Area is %0.6f".%findArea (5));

Output:

       Area is 78.50

6. Python Program for n--th fibonacci Number?

Code:

          def fibonacci (n):

           if n < = 0:

                        print("Incorrect Input")

          elif  n = = 1:

             return 0

          elif  n = = 2 :

              return 1

           else :

               return fibonacci (n-1)+fibonacci (n-2)

        print (fibonacci(10))

Output: 34

7.Python Program for how to check if a given number is fibonacci number?

Code: import math

     def is perfect square (x):

            s = int(math.sqrt(x))

            return s*s = = x

    def isfibonacci (n):

            return is perfectSquare (5*n*n+4)

    for i in range (1,5):

       if (isfibonacci (i) = = True):

         print i,"is a fibonacci Number "

        else :

              print i, "is not a fibonacci Number"

Output:

            1 is a fibonacci number

            2 is a fibonacci number

            3 is a finonacci number

            4 is not a fibonacci number

8. Python Program for Sum of Square of first n natural numbers

Code: def squareSum (n):

                sm = 0

                for i in range (1, n+1):

                       sm = sm+(1*1)

                     return sm

       n = 4

      print (SquareSum (n))

Output : 30

9. Python Program for cube sum of first n numbers

Code: def sumofseries(n)

               sum = 0

       for i in range (1, n+1):

                 sum + i*i*i

        return sum

           n = 5

       print (sumofseries(n))

Output : 225

10. Python to find sum  of the array

Code: def_ sum(arr):

                sum = 0

              for i in arr:

                 sum = sum+i

           return sum

arr = []

arr = [12 , 3 , 4 , 15]

n = len (arr)

ans = -sum(arr)

print ('sum of the array is ; ans)

Output : Sum of the array is 34

11. Python Program for find minimum sum of factors

Code: def find MinSum(sum):

             sum = 0

          i = 2

          while (i*i < = num):

             Sum+ = i

             num / = i

        i+ = 1

      Sum + = num

       return Sum

        num = 12

   print find Minsum(num)

Output: 7

12. Check if a triangle of positive area is positive with given angles?

Code: def  isTriangleExist (a, b ,c):

          if(a! = 0 and n! = 0 and c! = 0 and (a+b+c) = = 180):

          if ((a+b)> = c or (b+c) > = a or (a+c) > = b:

             return "YES"

         else :

             return "NO"

      a , b , c = 50 , 60 , 70

      print (isTrinagleExist(50, 60 ,70))

Output: YES

13. Python Program for find minimum sum of factors of number.

Code: import math

            def maxprimefactors (n):

                   maxprime = -1

                   while n%2 = = 0:

                           maxprime = 2

                    n >> = 1

    for i in range (3,int (math.sqrt(n))+(1,2))

                while n %i = = 0:

                       maxprime = i

           if n>>2:

                      max prime = n

                    return int (maxprime)

            n = 15

        print (maxprimefactors(n))

  n =25698751364526

print(maxprimefactors(n))

Output:5

             328513.
14. Check if Binary representation is palindrome?

Code: def binarypalindrome(num):

               binary = bin(num):

                binary = binary [2:]

                return binary = = binary [-1::1-1]

         if----name----- = "----main-----"

                  num = 9

                 print binarypalindrome (num)

Output: True

15. Python Program for find sum of odd factors of a number?

Code: import math

               def SumOfoddFactors(n):

           res = 1

          while n%2 = = 0:

      n = n //2

       for i in range (3, int (math.sqrt(n)+1))

           count = 0

           curr_sum = 1

           curr_term = 1

            while n%i = = 0:

            count + = 1

             n = n//i

              curr_term * = i

               curr_sum + = curr_term

           res* = curr_sum 

if n > = 2 :

      res* = (1+n)

      return res

n = 30

print(sumofoddfactor(n))

Output: 24