Write a c program for triangle

#include <stdio.h>
#include <conio.h>

void main()
 {
   float ht,base,area;
   clrscr();
   printf("Enter the height and base of the triangle");
   scanf("%f %f",&ht, &base);
   area=0.5*ht*base;
   printf("Area of the triangle is= %.2f",area);
   getch();
 }