Flowchart for Keep the Zeros

A roll number as a String keeps its zeros; as an Integer it doesn't.

String or IntegerDatatypes

The blocks it uses

Built from 2 kinds of block, between Start and End. Each one has a guide.

AskAsk the user for input
TellShow a message

Keep the Zeros in Python, Java, C++, C# and JavaScript

B4Coder writes the same program as real code. Change the flowchart in the editor and the code changes with it.

1roll = input("Enter your roll number ")2rollNumber = int(input("Type it again "))3print("As a String: " + roll)4print("As an Integer: " + str(rollNumber))

How each block becomes code: Python · Java · C++ · C# · JavaScript

Learn the ideas behind it

Ask questions and remember values
What is a program?

More flowchart examples

Hello WorldAsk for a name and greet the user.
Add Two NumbersAsk for two numbers and show the sum.
Birthday CardGreet someone and work out their age next year.
Rectangle AreaWork out the area and perimeter of a rectangle.

Every example