-1 girilene kadar girilen sayılardan min ve max bulma

#include <stdio.h>

int main(void)
{
int s, min, max;

printf("Sayi gir:");
scanf("%d", &s);
min = s;
max = s;

while (s != -1)
{
if (s < min)
min = s;
else if (s>max)
max = s;
printf("Sayi gir:");
scanf("%d", &s);
}

printf("Min : %d\n", min);
printf("Max : %d\n", max);
getch();
}