Example : Write an algorithm to convert the length in feet to centimeter.
Step 1: Start Step 2: Input the value of feet, say F Step 3: Calculate as following Cm=F x 30 Step 4: Print Cm Step 5: End
Example : Write an algorithm to convert Temperature from Fahrenheit (℉) to Celsius (℃).
Step 1: Start Step 2: Read temperature in Fahrenheit,say F Step 3: Calculate temperature (say C) as following C=5/9*(F-32) Step 4: Print C Step 5: End
Example : Write an algorithm to convert Temperature from Celsius (℃) to Fahrenheit (℉) .
Problem definition : To Convert temperature in Celsius to Fahrenheit. Problem Analysis : input – c value Output – f value Algorithm Step 1:Start Step 2:Input c Step 3: Calculate f=9/5*c+32 Step 4: Print f Step 5:Stop
Example : Write an algorithm that will read the two sides of a rectangle and calculate its area.
Step 1: Start Step 2: Input two sides of rectangle say L and W Step 3: Calculate as following Area = L x W Step 4: Print Area Step 5: End
Example : Write an algorithm to add two numbers entered by user.
Step 1: Start Step 2: Initialize sum=0 Step 3: Read/Input two values into num1 and num2 respectively. Step 4: (Add num1 and num2 values and assign the result to sum.)do as following sum=num1+num2 Step 5: Print sum Step 6: Stop
Example : Write an algorithm to find the average of three numbers entered by the user.
Step 1 Start Step 2 Read the numbers a, b, c Step 3 Compute the sum of a, b and c Step 4 Divide the sum by 3 Step 5 Store the result in variable d Step 6 Print the value of d Step 7 End of the program
Example : Write an algorithm to calculate simple interest of entered required values.
Step 1: Start Step 2: Read Principle,rate,and time Step 3: Calculate and store the interest as "Simple Interest=(Principle*rate*time)/100 Step 4: Print Simple Interest, Step 5: End --------------- OR --------------- Problem definition : To find simple interest of given values. Problem Analysis : inputs required – p, r, t. Output – simple interest. Algorithm is - Step 1:Start Step 2:input p,r,t Step 3: calculate si=p*r*t/100 Step 4: Print si Step 5:Stop
Example : Write an algorithm to check the given number is odd or even.
Step 1: Start Step 2: Read a number say num1, Step 3: Calculate remainder value as, remainder=num1 modulo 2, Step 4: If remainder is equal to 0 then Print Even, otherwise Print Odd, Step 4: End.
Example : Write an algorithm to determine a student is pass or fail on the basis of average of four marks.
Step 1: Start Step 2: Input four subjects marks say m1,m2,m3 and m4. Step 3: Calculate average marks as Avg=(m1+m2+m3+m4)/4. Step 4: if (Avg < 40) then Print “FAIL” otherwise Print “PASS” Step 5: End
Example : Write an algorithm that will calculate the roots of a quadratic equation ax2 +bx c =0 . [ Hint: d = sqrt ( ), and the roots are: x1 =(–b + d)/2a and x2 = (–b – d)/2a. ]
Step 1: Start Step 2: Input three coefficient of quadratic equation say a, b, c Step 3: Calculate as following d = sqrt(b.b-4ac) Step 4: Again, Calculate as following x = (–b + d) / (2 x a) Step 5: Again, Calculate as following y = (–b – d) / (2 x a) Step 6: Print x & y. Step 7: End
Example : Write an algorithm that reads two values, determines the largest value and prints the largest value with an identifying message.
Step 1: Start Step 2: Input two values, say Val1, Val2 Step 3: if (Val1 > Val2) then MAX = Val1 else MAX = Val2 Step 4: Print “The largest value is”, MAX Step 5: End
Example : Write an algorithm to find the smallest number between two numbers
Step 1: Start Step 2: Input two numbers, say A and B Step 3: If A<B then store/assign as small = A otherwise store/assign small=B Step 4: Print Small Step 5: End
Example : Write an algorithm that reads three numbers and prints the largest number.
Start 1: Start Step 2: Input three values, say N1, N2, N3 Step 3: Compare as followings if (N1>N2) then if (N1>N3) then MAX = N1 else MAX = N3 else if (N2>N3) then MAX = N2 else MAX = N3 Step 4: Print “The largest number is”, MAX Step 5: End
Example : Write an algorithm to prints all the numbers from 1 to 20.
Step 1: Start Step 2: Initialize X as 1, say X=1 Step 3: If X is less than or equal to 20 then go to step 4 otherwise go to step 6. [OR] Do as following if(X<=20) Go to Step 4 else Go to Step 6 Step 4: Print X Step 5: Increment X by 1 (as X=X+1) and go to step 3 Step 6: End
Examples : Write an algorithm to find sum of first N numbers.
Step 1: Start Step 2: Read the value of N Step 3: Put/Initialize i=1, sum=0 Step 4: if (i<N) go to step 5 otherwise go to step 8 Step 5: Update sum = sum + i Step 6: Update i = i+1 Step 7: go to step 4 Step 8: Print sum Step 9: Stop
Examples : Write algorithm to find the factorial of a given number (N).
Step 1 : Start Step 2: PROD = 1 Step 3: I = 0 Step 4: Read N Step 5: While I < N do I = I + 1 PROD = PROD * I Step 6: Write “Factorial of the given no.”, N, “is”, PROD Step 7: End.
Examples : Write an algorithm to find sum of given data values until negative value is entered.
Step 1: Start Step 2: SUM = 0 Step 3: I = 0 Step 4: Read NEW_VALUE Step 5: While NEW VALUE < = 0 do SUM = SUM + NEW_VALUE I = I + 1 Read NEW_VALUE Step 6: Write “Sum of”, I, “data value is", SUM Step 7: END
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