Largest among 3 numbers

#include<stdio.h>

void main()

{

int big,num1,num2,num3;

clrscr();

printf("Enter 3 numbers to find largest : ");

scanf("%d%d%d",&num1,&num2,&num3);

/* Use of conditional statement

   expn1?expn2:expn3;           */

big=(num1>num2)?((num1>num3)?num1:num3):((num2>num3)?num2:num3);

printf("big is %d",big);

getch();

}