Program for largest and second largest of three numbers

#include<stdio.h>
#include<conio.h>
void main()
{
  int a,b,c;
  clrscr();
  printf("Enter three numbers\n);
  scanf("%d%d%d",&a,&b,&c);
  if((a<b)&&(a>c))   /* checking for a is largest */
     {
       printf("\n largest =%d",a);
       if(b>c)       /* when a is largest either b or c is second largest */
        printf("\n second largest = %d",b);
       else
        printf("\n second largest = %d",c);
     }
  else
     if((b>a)&&(b>c))    /*  checking for b is largest  */
       {
         printf("\n largest=%d',b);
         if(a>c)     /*  when b is largest either a or c is second largest */
            printf(\n second largest =%d",a);
         else
            printf("\n second largest =%d", c);
      }
   else   /* when a or b is not largest then c will be largest */
       {
         printf("\n largest =%d",c);
         if(a>b)   /* when c is largest either a or b is second largest */
            printf("\n second largest = %d",a);
         else
            printf("\n second largest = %d",b);
       }
  getch();
}
  Output 1:
     Enter three numbers
     4 6 8
     largest=8
     second largest=6
  Output 2:
      Enter three numbers
      9 5 9 
      largest=9
      second largest=9
  Output 3:
       Enter three numbers 
       3 3 3
       largest=3
       second largest=3