Exercise (1). Example: - Using Pseudo code, Write suitable algorithm: - Calculate and print the average temperature, readings for the degrees as the following.

Exercise (1)Exercise (1)

Example: Example: - Using Pseudo code, Write suitable algorithm: Using Pseudo code, Write suitable algorithm: - Calculate and print the average temperature, readings for the Calculate and print the average temperature, readings for the

degrees as the following T1, T2, T3. degrees as the following T1, T2, T3.

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Input T1, T2, T3Input T1, T2, T3

avg= (T1 + T2 + T3)/3avg= (T1 + T2 + T3)/3

Print avg Print avg

Input T1, T2, T3Input T1, T2, T3

avg= (T1 + T2 + T3)/3avg= (T1 + T2 + T3)/3

Print avg Print avg

Input T1, T2, T3Input T1, T2, T3

Sum = (T1 + T2 + T3)Sum = (T1 + T2 + T3)

Avg = sum/3Avg = sum/3

Print avg Print avg

Input T1, T2, T3Input T1, T2, T3

Sum = (T1 + T2 + T3)Sum = (T1 + T2 + T3)

Avg = sum/3Avg = sum/3

Print avg Print avg

Flow chartFlow chartStart or Stop Program

Input or Output

Process, Calculate, Storage

Arrows determine the direction of the program's progress

Used to express logical operations or operations report (Condition)

Connection

Sum = T1+T2+T3

Flow chartFlow chart- Example : Example : - Using flow chart, Write suitable algorithm: Using flow chart, Write suitable algorithm: - Calculate and print the average temperature Calculate and print the average temperature

for the following readings T1, T2, T3. for the following readings T1, T2, T3. startstart

Input T1, T2, T3

Avg = sum/3

Print avg

stopstop

Input : : T1, T2, T3

Processing:

Sum = T1+T2+T3Avg = sum/3

Output:Avg = sum/3

Using pseudo code and flow chart to Using pseudo code and flow chart to write an algorithm. Enter number (X) write an algorithm. Enter number (X) and then find and print the value (Y), and then find and print the value (Y), as shown in the following equation: as shown in the following equation:

Y=(X-2)/X Y=(X-2)/X

Note:Note: (if X=0 enter value of X again) (if X=0 enter value of X again)

start

stop

Input X

Y=(X-2)/X

Print Y

If X=0 yes

No

Flow Chart

Pseudo code input X

process if x=0 Re-enter the new value of x because you can not divide by 0“

Y=(X-2)/X output Y

Sum= T1+T2+T3

Flow chartFlow chartExample: Example: - Using flow chart, Write suitable algorithm: Using flow chart, Write suitable algorithm: - Calculate and print the average Calculate and print the average

temperature. Readings as the following T1, temperature. Readings as the following T1, T2, T3. T2, T3.

- IF the average is greater than 15 print the IF the average is greater than 15 print the average, else print the weather is cold.average, else print the weather is cold.

startstart

inputT1, T2, T3

Avg = sum/3

Print avg

avg > 15

Print “cold”

StopStop

StartInput T1,T2,T3

Sum = T1+T2+T3

Avg = sum/3

If avg > 15 then

Print avg

Else

Print “cold” End if

end

No Yes

DiscussDiscuss

Write an algorithm using pseudo code and flow chart for the Write an algorithm using pseudo code and flow chart for the introduction of 3 degrees and find the average temperature and print introduction of 3 degrees and find the average temperature and print the "cool air“ if temperature less than 15, Print "moderate air” if the "cool air“ if temperature less than 15, Print "moderate air” if temperature between 15 and 25, and print “hot air” if the temperature between 15 and 25, and print “hot air” if the temperature not verify the previous conditions. temperature not verify the previous conditions.

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AnswerAnswer: :

If avg<15

End End

YesNo

If avg<25Print cool YesNo

Print moderate Print hot

Using pseudo code and flow chart to write an algorithm to calculate Using pseudo code and flow chart to write an algorithm to calculate the area and perimeter of a rectangle.the area and perimeter of a rectangle.Note: the area of the rectangle = length × width.Note: the area of the rectangle = length × width.

Perimeter = 2*(length+width)Perimeter = 2*(length+width)

99

Using pseudo code and flow chart to write an algorithm to calculate and print Using pseudo code and flow chart to write an algorithm to calculate and print the area of a right-angled triangle .the area of a right-angled triangle .

The base of the triangle = aThe base of the triangle = a

The height of triangle= bThe height of triangle= b

Equation of area= (1/2)*a*bEquation of area= (1/2)*a*b

Write a program using the pseudo code and flow chart to Write a program using the pseudo code and flow chart to find the area of a circle which radius R print it.find the area of a circle which radius R print it.Note: The area of a circle is equal to π * RNote: The area of a circle is equal to π * R22, where π is a , where π is a constant value of approximately 3.14.constant value of approximately 3.14.

Input R Process Π = 3.14A= π × R × RoutputPrint AEnd

Pseudo code Pseudo code flow chart flow chart startstart

Input r

π × r × A= r

Print A

EndEnd

π = 3.14

Using the methods (pseudo code and flow chart), we need to find and Using the methods (pseudo code and flow chart), we need to find and print the vicinity of the football stadium, and determine whether print the vicinity of the football stadium, and determine whether international (greater than or equal to 600 m) or local (less so), international (greater than or equal to 600 m) or local (less so),

Note: The perimeter of the rectangle is equal to (length + width) × 2 .Note: The perimeter of the rectangle is equal to (length + width) × 2 .

StartInput L , W

C= 2× ( L + W) If c ≥ 600 then

Print “ international”

Else

Print “ local”End if print c End

flow chart flow chart

C= 2* (L+W)

startstart

Input L,W

Print Internationa

l

EndEnd

If C>=600Print LocalYesNo

Formulate resolve the matter to find the zakaah and that if you know money saver and you know that zakaah = 0.025 × money saver, provided the account of zakaah money if it exceeds 1000 SR

start

stop

Input M

K=M*0.025

Print k

M>1000 no

yes

Flow chart

Pseudo codeInput money mProcess If m>1000 calculate zakaah else do not calculate zakaahzakaah=0.025*moneyOutput print zakaah

Output: print output from 1 to 49Input: no inputProcess: transfer from odd number to odd number

no=1Print nono=no+2

If no>50 then stop else go to step (2)

start

stop

No=1

Print No

No=No+2

No>50no

yes

Pseudo code

Formulate a solution to print the odd numbers from 1 to 49 ?

Flow chart

Write a program that accept an integer from the user and print it is Positive or Negative number.

Write a program that accept an integer from the user and test the number . If it is positive print Positive, if it is negative print Negative if equal zero print equal zero.

start

Enter number (n)

n>0

N<0

Print “positive”

Print “negative ”

print “equal zero”

end

yes

yes

No

No

Use flow chart to write algorithm. Read an integer from the user and test then number . If it is positive print Positive, if it is negative print Negative if equal zero print equal zero.