Tutorial - flow control

Question 1

If statement syntax

Answer 1

if test:
  //code
elif test:
  //code
else:
 // code

Question 2

Case statement syntax

Answer 2

case value
of value:
  code
of value:
  code
of value, value:
  code
else:
  code

Question 3

what is discard statement

Answer 3

Is a do nothing statement.
The reason is that you have to cover every value that a case statement may contain. But it is not pratical.
The compiler knows that a case statement with an else part cannot fail and thus the error disappears.

Question 4

why string cases always need an else branch

Answer 4

because it is impossible to cover all possible string values

Question 5

While statement syntax

Answer 5

while test:

Question 6

For statement syntax (1 to 10 iteration)

Answer 6

for i in 1..10:

Question 7

For statement syntax (1 until less than 10 iteration)

Answer 7

for i in 0..<10:

Question 8

For statement syntax (string lenght)

Answer 8

for i in 0..