POINTER -30

• Problem Description

  
  Write a program which takes an input from the user and then checks whether its a number or a character . If its a character ,determine whether it is in upper case or lower case
  
  Input and Output Format:
  
  Refer sample input and output for formatting specification.
  
  All float values are displayed correct to 2 decimal places.
  
  All text in bold corresponds to input and the rest corresponds to output.
  
  

• CODING ARENA

• #include <stdio.h>

  int main()

  {

    char c;

    scanf("%s",&c);

    if(c>='A' && c<='Z')

    {

      char z=c+32;

      printf("Input is upper case\n");

      printf("Lower case=%s",&z);

    }

    else if(c>='a' && c<='z')

    {

      char x=c-32;

      printf("Input is lower case\n");

      printf("Upper case=%s",&x);

    }

  return 0;

  }

• Test Case 1

  
  Input (stdin)

  S
  
  

  Expected Output

  Input is upper case
  
  Lower case=s

• Test Case 2

  
  Input (stdin)

  c
  
  

  Expected Output

  Input is lower case
  
  Upper case=C