4. Write a program to find the largest of three numbers using nested if else

 SOURCE CODE:

#include <stdio.h>

int main()

{   float a,b,c;

    printf("enter three numbers\n");

    scanf("%f %f %f",&a,&b,&c);

    if(a>b)

    {  if(a>c)

        printf("%f is greatest",a);

       else

       printf("%f is greatest",c);

    }

    else

    { if(b>c)

       printf("%f is greatest",b);

      else

      printf("%f is greatest",c);

    }

   

    return 0;

}