Tuesday, 21 February 2017

IO 5

QUESTION DESCRIPTION :

Write a program to scan the given input and perform unary prefix increment and decrement operators. Condition : Variable name to be used: Preadd, Presub, Posadd, Possub


TEST CASE 1 

INPUT

2

OUTPUT

The Value of num=2
The Value of num++=2
The new Value of num=3
The Value of num=3
The Value of num--=3
The new Value of num=2


TEST CASE 2

INPUT

7

OUTPUT

The Value of num=7
The Value of num++=7
The new Value of num=8
The Value of num=8
The Value of num--=8
The new Value of num=7


EXPLANATION :

The code requires you to input a number and print the print the post-increment , post-decrement values of the input received from the user ( Increment and Decrement Operators ).


QUESTION ISSUES :

The question asks us to perform the " unary prefix increment and decrement " on the given user input , but the sample input output requires us to do unary postfix increment and decrement. Similarly, the variables Posadd and Possub are not required.

 
ALGORITHM :


  • Take an input form the user , print it. ( inp )
  • Post increment the value of the number and print it. ( inp++ )
  • Print the number again ( inp )
  • Print the number again ( inp )
  • Post decrement the number and print it. ( inp-- )
  • Print the value of the number again ( inp )
#Remember : Print the output with the correct output message , with the correct case.


SOLUTION : (Please use this as reference only)

CODE



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