WAP to enter three sides of triangle and find area.

// WAP to enter three sides of triangle and find area.
 
 
#include<stdio.h>  
#include<conio.h>
#include<math.h>
 void main()  
 {  
 float a,b,c,s,a=0;
 clrscr();  
 printf("Enter three length of triangle:\n"); 
 scanf("%f%f%f",&a,&b,&c); 
 s=(a+b+c)/2;
 a=sqrt(s*(s-a)*(s-b)*(s-c));
 printf("Area of triangle is %f",a);  
 getch();  
 }

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