IO 5

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, Postadd, Postsub Perform the following operations: 1. Preadd = ++a 2. Presub = --a 3. Postadd =a++ 4. Postsub =a-- Test Case 1 Input (stdin) 2 Expected Output 3 2 2 3 Test Case 2 Input (stdin) 7 Expected Output 8 7 7 8

Program :

#include <stdio.h>

int main()

{

int inp=0;

  scanf ("%d",&inp);

  printf ("%d",++inp);

  printf ("\n%d",--inp);

  printf ("\n%d",inp++);

  printf ("\n%d",inp--);

return 0;

}