used incredibly similar to printf().
scanf("format",pointer)
Scan one
int bober;
scanf("%d", &bober); // gives it a value from stdin
printf("%d", &bober); // outputs in stdout
Scan Multiple
int a;
int b;
scanf("%d%d",&a,&b);
scanf() a string including whitespace
char ss[MAX_LEN];
scanf("\n");
scanf("%[^\n]%*c", ss);
scanf() and avoid multiple inputs
scanf(" %c", s);