3. Counters

• Now print from 1 to a number entered by the user

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end = int(input("Enter the last number: "))

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x = 1

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while x <= end:

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    print(x)

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    x = x + 1

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​

Activity: 3.1 ActiveCode (ac_l15_3a_en)

• Print even numbers between 0 and a number given by the user using if

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end = int(input("Enter the last number: "))

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x = 0

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while x <= end:

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    if x%2 == 0:

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        print(x)

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    x = x + 1

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​

Activity: 3.2 ActiveCode (ac_l15_3b_en)

• Print even numbers between 0 and a provided number without using if

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end = int(input("Enter the last number: "))

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x = 0

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while x <= end:

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    print(x)

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    x = x + 2

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​

Activity: 3.3 ActiveCode (ac_l15_3c_en)

3.1. Some Exercises

Modify the previous program to print from 1 to the number entered by the user, but this time only the odd numbers.

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Activity: 3.1.1 ActiveCode (ac_l15_3d_en)

Write a program that prints the first 10 multiples of 3.

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Activity: 3.1.2 ActiveCode (ac_l15_3e_en)

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