Check alphabet is upper or lower case

Check alphabet is upper or lower case

#include<stdio.h>

#include<string.h>

int main()

{

  

char ch;

  

printf("enter alphabet\n");

  

scanf("%c",&ch);

  

if(ch>=60&&ch<=90)

  

{

    

printf("upper case");

  

}

  

else

  

{

    

printf("lower case");

 

}

}

//*second method

#include<stdio.h>

#include<string.h>

int main()

{

  

char ch;

  

printf("enter alphabet\n");

  

scanf("%c",&ch);

  

(ch>=60&&ch<=90)?printf("upper case"):printf("lower case");

}