Program to find sum of two numbers using function

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/*Program to find sum of two numbers using function*/

#include<stdio.h>

#include<conio.h>

 void main()

{

             float a,b,s;

             float sum(float,float);

            clrscr();

            printf("Enter the two numbers a and b\n");

            scanf( "%f%f",&a,&b);

            s=sum(a,b);

            printf("\nThe sum is %f ",s);

             getch();

 }

float sum(float a,float b)

{

                float p;

                p=a+b;

                return(p);

}

            /*End of program*/

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