Page 310 - AI Ver 1.0 Class 9
P. 310

i = 1                                                                 1

            while i < 6:                                                          2
              print(i)                                                            3

              i += 1                                                              4
                                                                                  5

            #input a number and check for                                         enter a number :3
            #even or odd. The whole process                                       3 is Odd

            #should continue till the user wants                                  Press 'y' to continue :y

            ans = "y"                                                             enter a number :6
            while ans=="y":                                                       6 is Even

                num=int(input("enter a number :"))                                Press 'y' to continue :y
                if num%2==0:                                                      enter a number :12

                   print(num," is Even")                                          12 is Even
                else:                                                             Press 'y' to continue :n

                   print(num," is Odd")                                           Program ends here

                ans=input("Press 'y' to continue :")
            print("Program ends here")
            #display the digits of a number                                       Enter a number 594

            #in a reverse order                                                   4

            num=int(input("Enter a number "))                                     9
            while num>0:                                                          5

                  r=num%10
                  print(r)

                  num//=10

          Program 9:  To print the sum of first five natural numbers.

        Algorithm
        Start

        num=1

        sum=0
        while num is less than 6

            sum=sum + num
            num = num + 1

        Display "Sum is ", sum



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