Yea, you can call it like that. Indeed it's like a calculator but only with three functions. Here is the final version:
Spoiler
#include <stdio.h>
#include <stdlib.h>
int add(int result, int a, int b );
int sub(int result, int a, int b );
int div(int result, int a, int b );
main()
{
char c;
int result,a,b,print;
printf("Give one character of these: + - /n");
scanf("%c",&c);
printf("Give an intiger.n");
scanf("%d",&a);
printf("Give another intiger.n");
scanf("%d",& b );
while ((a!=-1)&&(b!=-1))
{
if (c=='+')
{
add(result,a, b );
print=add(result,a, b );
}
else if(c=='-')
{
sub(result,a, b );
print=sub(result,a, b );
}
else
{
div(result,a, b );
print=div(result,a, b );
}
printf("%d %c %d = %dn",a,c,b,print);
fflush(stdin);
printf("Give one character of these: + - /n");
scanf("%c",&c);
printf("Give an intiger.n");
scanf("%d",&a);
printf("Give another intiger.n");
scanf("%d",& b );
}
}
int add(int result, int a, int b )
{
result=a+b;
}
int sub(int result, int a, int b )
{
result=a-b;
}
int div(int result, int a, int b )
{
result=a/b;
}
Now i must have ready another program till this Friday. But this program is, oh hell, very complicated. I hope i make it.