Area of triangle while sides are given from the user

 #include<stdio.h>

#include<conio.h>

void main()

{

            float a,b,aot,c=0.5;

            clrscr ();

  

  printf("\n Enter the value of a is ");

          scanf("%f",&a);

  printf("\n Enter the value of b is ");

          scanf("%f",&b);

         aot=a*b*c;

  printf("the value of aot is %f",aot);

  

  getch ();

}

Output :

Enter the value of a is 6

 Enter the value of b is 4

the value of aot is 12.000000

[Process completed (code 10) - press Enter]