Write a C Program to find maximum value of three numer

#include <stdio.h>
#include <conio.h>
void main()
{
 int a,b,c;
 clrscr();
 printf("Enter three value: ");
 scanf("%d %d %d",&a,&b,&c);
 if(a>b)
  if(a>c)
   printf("\nMaximum= %d",a);
  else
   printf("\nMaximum =%d",c);
 else
  if(b>c)
   printf("\nMaximum= %d",b);
  else
   printf("\nMaximum= %d",c);
 getch();
}