Covers decision-making statements(if,if..else,if.. elif..else) and loops(while and for loops) with example and output.

1. PYTHON PPT

2. DECISION MAKING STATEMENTS
&
LOOPS

3. CONTENT
DECISION MAKING
STATEMENTS
• If
• If … else
• If … elif … else
• Nested if
LOOPS
• For loop
• While loop
• Nested for

4. DECISION
MAKING
STATEMENTS

5. 1) if CONDITION
if expression:
statement(s)
SYNTAX
if (expression):
statement(s)
FLOWCHART
or

6. EXAMPLE of if
OUTPUT

7. 2) if ... else CONDITION
if expression:
statement(s)
SYNTAX
else :
statement(s)
FLOWCHART

8. EXAMPLE of if … else
OUTPUTOdd_Even Program

9. 3) if … elif … else CONDITION
if expression:
statement(s)
SYNTAX
elif (expression):
statement(s)
FLOWCHART
else :
statement(s)

10. EXAMPLE of if … elif … else

11. OUTPUT OF if … elif … else

12. 4) NESTED if
if expression:
statement(s)
SYNTAX
if (expression):
statement(s)
else:
statement(s)
else :
statement(s)
FLOWCHART

13. EXAMPLE of NESTED if

14. OUTPUT

15. LOOPS

16. WHAT ARE LOOPS?
•Loops are the set of
instruction which allows
us to execute a statement
or group of statements
multiple times.

17. DIAGRAMMATIC VIEW OF LOOP
Program runned

18. TYPES OF LOOP
• The different types of looping statement are:-
Loop
For loop While loop

19. FLOW CHART OF ‘WHILE LOOP’

20. EXAMPLE OF “WHILE LOOP”
Q. Write a program for sum of integer upto ‘n’ by using while loop.
condition
Conditional code

21. AFTER PROGRAM EXECUTION

22. FLOWCHART of ‘for LOOP’
/condition is
false

23. EXAMPLE OF “FOR LOOP”
Q.Write a program for sum of integer upto ‘n’ by using for loop.
Actual written program
Increment factor
(in-built RANGE)
Final value
Initial value
variable

24. AFTER PROGRAM EXECUTION

25. NESTED for LOOP
OUTPUT

26. REFERENCE
• www.tutorialpoint.com

27. THANK YOU