C program to add n numbers

C program to add n numbers 

#include<stdio.h>

#include<conio.h>
void main()
{
    int n,count=1;
    float a,sum=0;
    printf("Enter the value of n\n");
    scanf("%d",&n);
    while(count<=n)
    {
        printf("Enter number\n");
        scanf("%f",&a);
        sum=sum+a,count++;
    }
    printf("Sum = %f",sum);
    getch();
}