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In the second round, Harry and Jerry are both at the same
level.
In the third round, Jerry is at a higher level. Thus, the
cycle goes on.
Repeating a set of steps is called a loop.
UNDERSTANDING PROGRAMS
A computer understands step-by-step instructions written only in a unique language,
called as program. The computer reads the program we write and follows as per
our instructions.
Let's write the steps to make a square.
Move 2 steps right.
Move 2 steps up.
Move 2 steps left.
Move 2 steps down.
Start
Similarly, we can write the steps to make a rectangle.
Move 2 steps right.
Move 1 step up.
Move 2 steps left.
Move 1 step down.
Start
66 Play (Ver. 2.1)-III

