C Program for addition of two numbers no parameter, with return type

#include”stdio.h”
#include”conio.h”
int sum();
void main()
{
int result;
clrscr();
result=sum();
printf(“Sum = %d”,result);
getch();
}

int sum()
{
int a, b, sum;
printf(“Enter two number : “);
scanf(“%d%d”,&a,&b);
sum=a+b;
return sum;
}

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